export const metadata = {
title: "DNS Checks - OnlineOrNot API Documentation",
description:
"Documentation for OnlineOrNot's DNS Checks endpoints.",
}
## Create a DNS check {{ tag: 'POST', label: '/v1/checks/dns' }}
*Create a new DNS check to monitor DNS records*
### Security: Bearer Auth
Provide your bearer token in the Authorization header when making requests to protected resources.
Example: `Authorization: Bearer 123`
Responses
|Status|Meaning|Description|
|---|---|---|
|201|[Created](https://tools.ietf.org/html/rfc7231#section-6.3.2)|Create a new OnlineOrNot DNS Check|
|400|[Bad Request](https://tools.ietf.org/html/rfc7231#section-6.5.1)|Validation error|
|401|[Unauthorized](https://tools.ietf.org/html/rfc7235#section-3.1)|Unauthenticated|
|403|[Forbidden](https://tools.ietf.org/html/rfc7231#section-6.5.3)|Forbidden|
|500|[Internal Server Error](https://tools.ietf.org/html/rfc7231#section-6.6.1)|Internal Server Error|
```bash {{ title: 'cURL' }}
curl --request POST \
--url https://api.onlineornot.com/v1/checks/dns \
--header 'Accept: application/json' \
--header 'Authorization: Bearer {access-token}' \
--header 'Content-Type: application/json' \
--data '{"name":"DNS for example.com","dns_domain":"example.com","dns_record_type":"A","test_interval":60}'
```
```javascript
fetch("https://api.onlineornot.com/v1/checks/dns", {
"method": "POST",
"headers": {
"Content-Type": "application/json",
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
},
"body": "{\"name\":\"DNS for example.com\",\"dns_domain\":\"example.com\",\"dns_record_type\":\"A\",\"test_interval\":60}"
})
.then(response => {
console.log(response);
})
.catch(err => {
console.error(err);
});
```
```java
OkHttpClient client = new OkHttpClient();
MediaType mediaType = MediaType.parse("application/json");
RequestBody body = RequestBody.create(mediaType, "{\"name\":\"DNS for example.com\",\"dns_domain\":\"example.com\",\"dns_record_type\":\"A\",\"test_interval\":60}");
Request request = new Request.Builder()
.url("https://api.onlineornot.com/v1/checks/dns")
.post(body)
.addHeader("Content-Type", "application/json")
.addHeader("Accept", "application/json")
.addHeader("Authorization", "Bearer {access-token}")
.build();
Response response = client.newCall(request).execute();
```
```php
setUrl('https://api.onlineornot.com/v1/checks/dns');
$request->setMethod(HTTP_METH_POST);
$request->setHeaders([
'Content-Type' => 'application/json',
'Accept' => 'application/json',
'Authorization' => 'Bearer {access-token}'
]);
$request->setBody('{"name":"DNS for example.com","dns_domain":"example.com","dns_record_type":"A","test_interval":60}');
try {
$response = $request->send();
echo $response->getBody();
} catch (HttpException $ex) {
echo $ex;
}
```
```ruby
require 'uri'
require 'net/http'
require 'openssl'
url = URI("https://api.onlineornot.com/v1/checks/dns")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request["Accept"] = 'application/json'
request["Authorization"] = 'Bearer {access-token}'
request.body = "{\"name\":\"DNS for example.com\",\"dns_domain\":\"example.com\",\"dns_record_type\":\"A\",\"test_interval\":60}"
response = http.request(request)
puts response.read_body
```
```python
import requests
url = "https://api.onlineornot.com/v1/checks/dns"
payload = {
"name": "DNS for example.com",
"dns_domain": "example.com",
"dns_record_type": "A",
"test_interval": 60
}
headers = {
"Content-Type": "application/json",
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
response = requests.request("POST", url, json=payload, headers=headers)
print(response.text)
```
```json {{ title: 'Response' }}
{
"result": {
"id": "a1b2c3d4",
"name": "My landing page",
"last_queued": "2021-01-01T00:00:00.000Z",
"status": "UP",
"headers": {
"X-My-Header": "My Value"
},
"text_to_search_for": "string",
"reminder_alert_interval_minutes": 1440,
"confirmation_period_seconds": 60,
"recovery_period_seconds": 180,
"test_interval": 60,
"timeout": 10000,
"script": "string",
"alert_priority": "HIGH",
"verify_ssl": true,
"method": "GET",
"body": "string",
"follow_redirects": true,
"auth_username": "string",
"auth_password": "string",
"test_regions": [
"aws:us-east-1",
"aws:eu-central-1"
],
"user_alerts": [
"string"
],
"slack_alerts": [
"string"
],
"discord_alerts": [
"string"
],
"incident_io_alerts": [
"string"
],
"microsoft_teams_alerts": [
"string"
],
"telegram_alerts": [
"string"
],
"pushover_alerts": [
"string"
],
"oncall_alerts": [
"string"
],
"webhook_alerts": [
"string"
],
"check_type": "DNS",
"url": null,
"version": "NODE24_DNS",
"dns_domain": "example.com",
"dns_record_type": "A",
"dns_resolver": "8.8.8.8:53",
"dns_protocol": "UDP",
"assertions": [
{
"type": "DNS_JSON_ANSWER",
"property": "$.answers[0].data",
"comparison": "EQUALS",
"expected": "93.184.216.34"
}
]
},
"success": true,
"errors": [],
"messages": []
}
```
---
## Retrieve a DNS check {{ tag: 'GET', label: '/v1/checks/dns/{check_id}' }}
*Look up detailed information about a specific DNS check*
### Security: Bearer Auth
Provide your bearer token in the Authorization header when making requests to protected resources.
Example: `Authorization: Bearer 123`
|Status|Meaning|Description|
|---|---|---|
|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Retrieve the specified OnlineOrNot DNS Check|
|401|[Unauthorized](https://tools.ietf.org/html/rfc7235#section-3.1)|Unauthenticated|
|403|[Forbidden](https://tools.ietf.org/html/rfc7231#section-6.5.3)|Forbidden|
|404|[Not Found](https://tools.ietf.org/html/rfc7231#section-6.5.4)|DNS check not found|
|500|[Internal Server Error](https://tools.ietf.org/html/rfc7231#section-6.6.1)|Internal Server Error|
```bash {{ title: 'cURL' }}
curl --request GET \
--url https://api.onlineornot.com/v1/checks/dns/a1b2c3d4 \
--header 'Accept: application/json' \
--header 'Authorization: Bearer {access-token}'
```
```javascript
fetch("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4", {
"method": "GET",
"headers": {
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
})
.then(response => {
console.log(response);
})
.catch(err => {
console.error(err);
});
```
```java
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4")
.get()
.addHeader("Accept", "application/json")
.addHeader("Authorization", "Bearer {access-token}")
.build();
Response response = client.newCall(request).execute();
```
```php
setUrl('https://api.onlineornot.com/v1/checks/dns/a1b2c3d4');
$request->setMethod(HTTP_METH_GET);
$request->setHeaders([
'Accept' => 'application/json',
'Authorization' => 'Bearer {access-token}'
]);
try {
$response = $request->send();
echo $response->getBody();
} catch (HttpException $ex) {
echo $ex;
}
```
```ruby
require 'uri'
require 'net/http'
require 'openssl'
url = URI("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
request = Net::HTTP::Get.new(url)
request["Accept"] = 'application/json'
request["Authorization"] = 'Bearer {access-token}'
response = http.request(request)
puts response.read_body
```
```python
import requests
url = "https://api.onlineornot.com/v1/checks/dns/a1b2c3d4"
headers = {
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
response = requests.request("GET", url, headers=headers)
print(response.text)
```
```json {{ title: 'Response' }}
{
"result": {
"id": "a1b2c3d4",
"name": "My landing page",
"last_queued": "2021-01-01T00:00:00.000Z",
"status": "UP",
"headers": {
"X-My-Header": "My Value"
},
"text_to_search_for": "string",
"reminder_alert_interval_minutes": 1440,
"confirmation_period_seconds": 60,
"recovery_period_seconds": 180,
"test_interval": 60,
"timeout": 10000,
"script": "string",
"alert_priority": "HIGH",
"verify_ssl": true,
"method": "GET",
"body": "string",
"follow_redirects": true,
"auth_username": "string",
"auth_password": "string",
"test_regions": [
"aws:us-east-1",
"aws:eu-central-1"
],
"user_alerts": [
"string"
],
"slack_alerts": [
"string"
],
"discord_alerts": [
"string"
],
"incident_io_alerts": [
"string"
],
"microsoft_teams_alerts": [
"string"
],
"telegram_alerts": [
"string"
],
"pushover_alerts": [
"string"
],
"oncall_alerts": [
"string"
],
"webhook_alerts": [
"string"
],
"check_type": "DNS",
"url": null,
"version": "NODE24_DNS",
"dns_domain": "example.com",
"dns_record_type": "A",
"dns_resolver": "8.8.8.8:53",
"dns_protocol": "UDP",
"assertions": [
{
"type": "DNS_JSON_ANSWER",
"property": "$.answers[0].data",
"comparison": "EQUALS",
"expected": "93.184.216.34"
}
]
},
"success": true,
"errors": [],
"messages": []
}
```
---
## Modify a DNS check {{ tag: 'PATCH', label: '/v1/checks/dns/{check_id}' }}
*Modify the configuration of an existing DNS check*
### Security: Bearer Auth
Provide your bearer token in the Authorization header when making requests to protected resources.
Example: `Authorization: Bearer 123`
Responses
|Status|Meaning|Description|
|---|---|---|
|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Modify an OnlineOrNot DNS Check|
|400|[Bad Request](https://tools.ietf.org/html/rfc7231#section-6.5.1)|Validation error|
|401|[Unauthorized](https://tools.ietf.org/html/rfc7235#section-3.1)|Unauthenticated|
|403|[Forbidden](https://tools.ietf.org/html/rfc7231#section-6.5.3)|Forbidden|
|404|[Not Found](https://tools.ietf.org/html/rfc7231#section-6.5.4)|DNS check not found|
|500|[Internal Server Error](https://tools.ietf.org/html/rfc7231#section-6.6.1)|Internal Server Error|
```bash {{ title: 'cURL' }}
curl --request PATCH \
--url https://api.onlineornot.com/v1/checks/dns/a1b2c3d4 \
--header 'Accept: application/json' \
--header 'Authorization: Bearer {access-token}' \
--header 'Content-Type: application/json' \
--data '{"dns_domain":"example.org","dns_record_type":"TXT","dns_resolver":"1.1.1.1:53","dns_protocol":"TCP"}'
```
```javascript
fetch("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4", {
"method": "PATCH",
"headers": {
"Content-Type": "application/json",
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
},
"body": "{\"dns_domain\":\"example.org\",\"dns_record_type\":\"TXT\",\"dns_resolver\":\"1.1.1.1:53\",\"dns_protocol\":\"TCP\"}"
})
.then(response => {
console.log(response);
})
.catch(err => {
console.error(err);
});
```
```java
OkHttpClient client = new OkHttpClient();
MediaType mediaType = MediaType.parse("application/json");
RequestBody body = RequestBody.create(mediaType, "{\"dns_domain\":\"example.org\",\"dns_record_type\":\"TXT\",\"dns_resolver\":\"1.1.1.1:53\",\"dns_protocol\":\"TCP\"}");
Request request = new Request.Builder()
.url("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4")
.patch(body)
.addHeader("Content-Type", "application/json")
.addHeader("Accept", "application/json")
.addHeader("Authorization", "Bearer {access-token}")
.build();
Response response = client.newCall(request).execute();
```
```php
setUrl('https://api.onlineornot.com/v1/checks/dns/a1b2c3d4');
$request->setMethod(HttpRequest::HTTP_METH_PATCH);
$request->setHeaders([
'Content-Type' => 'application/json',
'Accept' => 'application/json',
'Authorization' => 'Bearer {access-token}'
]);
$request->setBody('{"dns_domain":"example.org","dns_record_type":"TXT","dns_resolver":"1.1.1.1:53","dns_protocol":"TCP"}');
try {
$response = $request->send();
echo $response->getBody();
} catch (HttpException $ex) {
echo $ex;
}
```
```ruby
require 'uri'
require 'net/http'
require 'openssl'
url = URI("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
request = Net::HTTP::Patch.new(url)
request["Content-Type"] = 'application/json'
request["Accept"] = 'application/json'
request["Authorization"] = 'Bearer {access-token}'
request.body = "{\"dns_domain\":\"example.org\",\"dns_record_type\":\"TXT\",\"dns_resolver\":\"1.1.1.1:53\",\"dns_protocol\":\"TCP\"}"
response = http.request(request)
puts response.read_body
```
```python
import requests
url = "https://api.onlineornot.com/v1/checks/dns/a1b2c3d4"
payload = {
"dns_domain": "example.org",
"dns_record_type": "TXT",
"dns_resolver": "1.1.1.1:53",
"dns_protocol": "TCP"
}
headers = {
"Content-Type": "application/json",
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
response = requests.request("PATCH", url, json=payload, headers=headers)
print(response.text)
```
```json {{ title: 'Response' }}
{
"result": {
"id": "a1b2c3d4",
"name": "My landing page",
"last_queued": "2021-01-01T00:00:00.000Z",
"status": "UP",
"headers": {
"X-My-Header": "My Value"
},
"text_to_search_for": "string",
"reminder_alert_interval_minutes": 1440,
"confirmation_period_seconds": 60,
"recovery_period_seconds": 180,
"test_interval": 60,
"timeout": 10000,
"script": "string",
"alert_priority": "HIGH",
"verify_ssl": true,
"method": "GET",
"body": "string",
"follow_redirects": true,
"auth_username": "string",
"auth_password": "string",
"test_regions": [
"aws:us-east-1",
"aws:eu-central-1"
],
"user_alerts": [
"string"
],
"slack_alerts": [
"string"
],
"discord_alerts": [
"string"
],
"incident_io_alerts": [
"string"
],
"microsoft_teams_alerts": [
"string"
],
"telegram_alerts": [
"string"
],
"pushover_alerts": [
"string"
],
"oncall_alerts": [
"string"
],
"webhook_alerts": [
"string"
],
"check_type": "DNS",
"url": null,
"version": "NODE24_DNS",
"dns_domain": "example.com",
"dns_record_type": "A",
"dns_resolver": "8.8.8.8:53",
"dns_protocol": "UDP",
"assertions": [
{
"type": "DNS_JSON_ANSWER",
"property": "$.answers[0].data",
"comparison": "EQUALS",
"expected": "93.184.216.34"
}
]
},
"success": true,
"errors": [],
"messages": []
}
```
---
## Delete a DNS check {{ tag: 'DELETE', label: '/v1/checks/dns/{check_id}' }}
*Permanently delete a DNS check*
### Security: Bearer Auth
Provide your bearer token in the Authorization header when making requests to protected resources.
Example: `Authorization: Bearer 123`
Responses
|Status|Meaning|Description|
|---|---|---|
|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Returns the deleted OnlineOrNot DNS Check's ID|
|400|[Bad Request](https://tools.ietf.org/html/rfc7231#section-6.5.1)|Validation error|
|401|[Unauthorized](https://tools.ietf.org/html/rfc7235#section-3.1)|Unauthenticated|
|403|[Forbidden](https://tools.ietf.org/html/rfc7231#section-6.5.3)|Forbidden|
|404|[Not Found](https://tools.ietf.org/html/rfc7231#section-6.5.4)|DNS check not found|
|500|[Internal Server Error](https://tools.ietf.org/html/rfc7231#section-6.6.1)|Internal Server Error|
```bash {{ title: 'cURL' }}
curl --request DELETE \
--url https://api.onlineornot.com/v1/checks/dns/a1b2c3d4 \
--header 'Accept: application/json' \
--header 'Authorization: Bearer {access-token}'
```
```javascript
fetch("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4", {
"method": "DELETE",
"headers": {
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
})
.then(response => {
console.log(response);
})
.catch(err => {
console.error(err);
});
```
```java
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4")
.delete(null)
.addHeader("Accept", "application/json")
.addHeader("Authorization", "Bearer {access-token}")
.build();
Response response = client.newCall(request).execute();
```
```php
setUrl('https://api.onlineornot.com/v1/checks/dns/a1b2c3d4');
$request->setMethod(HTTP_METH_DELETE);
$request->setHeaders([
'Accept' => 'application/json',
'Authorization' => 'Bearer {access-token}'
]);
try {
$response = $request->send();
echo $response->getBody();
} catch (HttpException $ex) {
echo $ex;
}
```
```ruby
require 'uri'
require 'net/http'
require 'openssl'
url = URI("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
request = Net::HTTP::Delete.new(url)
request["Accept"] = 'application/json'
request["Authorization"] = 'Bearer {access-token}'
response = http.request(request)
puts response.read_body
```
```python
import requests
url = "https://api.onlineornot.com/v1/checks/dns/a1b2c3d4"
headers = {
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
response = requests.request("DELETE", url, headers=headers)
print(response.text)
```
```json {{ title: 'Response' }}
{
"result": {
"id": "a1b2c3d4"
},
"success": true,
"errors": [],
"messages": []
}
```
---
## List incidents for a DNS check {{ tag: 'GET', label: '/v1/checks/dns/{check_id}/incidents' }}
*Review recent failures and recoveries for a specific DNS check*
### Security: Bearer Auth
Provide your bearer token in the Authorization header when making requests to protected resources.
Example: `Authorization: Bearer 123`
Responses
|Status|Meaning|Description|
|---|---|---|
|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|A page of incidents for the check|
|400|[Bad Request](https://tools.ietf.org/html/rfc7231#section-6.5.1)|Invalid query parameters|
|401|[Unauthorized](https://tools.ietf.org/html/rfc7235#section-3.1)|Unauthenticated|
|403|[Forbidden](https://tools.ietf.org/html/rfc7231#section-6.5.3)|Forbidden|
|404|[Not Found](https://tools.ietf.org/html/rfc7231#section-6.5.4)|Check not found|
|500|[Internal Server Error](https://tools.ietf.org/html/rfc7231#section-6.6.1)|Internal server error|
```bash {{ title: 'cURL' }}
curl --request GET \
--url https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/incidents \
--header 'Accept: application/json' \
--header 'Authorization: Bearer {access-token}'
```
```javascript
fetch("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/incidents", {
"method": "GET",
"headers": {
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
})
.then(response => {
console.log(response);
})
.catch(err => {
console.error(err);
});
```
```java
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/incidents")
.get()
.addHeader("Accept", "application/json")
.addHeader("Authorization", "Bearer {access-token}")
.build();
Response response = client.newCall(request).execute();
```
```php
setUrl('https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/incidents');
$request->setMethod(HTTP_METH_GET);
$request->setHeaders([
'Accept' => 'application/json',
'Authorization' => 'Bearer {access-token}'
]);
try {
$response = $request->send();
echo $response->getBody();
} catch (HttpException $ex) {
echo $ex;
}
```
```ruby
require 'uri'
require 'net/http'
require 'openssl'
url = URI("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/incidents")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
request = Net::HTTP::Get.new(url)
request["Accept"] = 'application/json'
request["Authorization"] = 'Bearer {access-token}'
response = http.request(request)
puts response.read_body
```
```python
import requests
url = "https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/incidents"
headers = {
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
response = requests.request("GET", url, headers=headers)
print(response.text)
```
```json {{ title: 'Response' }}
{
"success": true,
"result": [
{
"id": "string",
"check_id": "string",
"started_at": "2019-08-24T14:15:22Z",
"ended_at": "2019-08-24T14:15:22Z"
}
],
"result_info": {
"page": 0,
"per_page": 1,
"count": 0,
"total_count": 0
},
"errors": [
null
],
"messages": [
null
]
}
```
---
## List results for a DNS check {{ tag: 'GET', label: '/v1/checks/dns/{check_id}/results' }}
*Review raw DNS check results over a bounded time range*
### Security: Bearer Auth
Provide your bearer token in the Authorization header when making requests to protected resources.
Example: `Authorization: Bearer 123`
Responses
|Status|Meaning|Description|
|---|---|---|
|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|A chronological page of raw check results|
|400|[Bad Request](https://tools.ietf.org/html/rfc7231#section-6.5.1)|Invalid query parameters|
|401|[Unauthorized](https://tools.ietf.org/html/rfc7235#section-3.1)|Unauthenticated|
|403|[Forbidden](https://tools.ietf.org/html/rfc7231#section-6.5.3)|Forbidden|
|404|[Not Found](https://tools.ietf.org/html/rfc7231#section-6.5.4)|Check not found|
|500|[Internal Server Error](https://tools.ietf.org/html/rfc7231#section-6.6.1)|Internal server error|
|503|[Service Unavailable](https://tools.ietf.org/html/rfc7231#section-6.6.4)|Required result storage unavailable|
```bash {{ title: 'cURL' }}
curl --request GET \
--url 'https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/results?from=2026-08-25T10%3A00%3A00Z&to=2026-08-25T11%3A00%3A00Z' \
--header 'Accept: application/json' \
--header 'Authorization: Bearer {access-token}'
```
```javascript
fetch("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/results?from=2026-08-25T10%3A00%3A00Z&to=2026-08-25T11%3A00%3A00Z", {
"method": "GET",
"headers": {
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
})
.then(response => {
console.log(response);
})
.catch(err => {
console.error(err);
});
```
```java
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/results?from=2026-08-25T10%3A00%3A00Z&to=2026-08-25T11%3A00%3A00Z")
.get()
.addHeader("Accept", "application/json")
.addHeader("Authorization", "Bearer {access-token}")
.build();
Response response = client.newCall(request).execute();
```
```php
setUrl('https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/results');
$request->setMethod(HTTP_METH_GET);
$request->setQueryData([
'from' => '2026-08-25T10:00:00Z',
'to' => '2026-08-25T11:00:00Z'
]);
$request->setHeaders([
'Accept' => 'application/json',
'Authorization' => 'Bearer {access-token}'
]);
try {
$response = $request->send();
echo $response->getBody();
} catch (HttpException $ex) {
echo $ex;
}
```
```ruby
require 'uri'
require 'net/http'
require 'openssl'
url = URI("https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/results?from=2026-08-25T10%3A00%3A00Z&to=2026-08-25T11%3A00%3A00Z")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
request = Net::HTTP::Get.new(url)
request["Accept"] = 'application/json'
request["Authorization"] = 'Bearer {access-token}'
response = http.request(request)
puts response.read_body
```
```python
import requests
url = "https://api.onlineornot.com/v1/checks/dns/a1b2c3d4/results"
querystring = {"from":"2026-08-25T10:00:00Z","to":"2026-08-25T11:00:00Z"}
headers = {
"Accept": "application/json",
"Authorization": "Bearer {access-token}"
}
response = requests.request("GET", url, headers=headers, params=querystring)
print(response.text)
```
```json {{ title: 'Response' }}
{
"success": true,
"result": {
"check_id": "string",
"check_type": "DNS",
"window": {
"from": "2019-08-24T14:15:22Z",
"to": "2019-08-24T14:15:22Z"
},
"results": [
{
"id": "string",
"checked_at": "2019-08-24T14:15:22Z",
"checked_from": "aws:us-east-1",
"passing": true,
"response_time_ms": 0,
"attempt_number": 0,
"is_final_attempt": true,
"dispatched_at_ms": 0,
"response_body": "string",
"body_availability": "AVAILABLE",
"dns_status": "string",
"failure_source": "TRANSPORT",
"failure_type": "string",
"resolver": "string",
"parsed_response": "string"
}
],
"result_info": {
"page": 0,
"per_page": 1,
"count": 0,
"total_count": 0
}
},
"errors": [
null
],
"messages": [
null
]
}
```
---