Threat Intelligence APIs
Cloudflare provides a series of endpoints covering various areas of internet security and insights. Based on your Cloudflare plan type, the limit of API calls will vary per month.
| Intelligence Endpoint | Definition |
|---|---|
| ASN Intelligence | Provides an overview of the Autonomous System Number (ASN) and a list of subnets for it. |
| Domain Intelligence | Provides security details and statistics about a domain. |
| Domain History | Provides historical security threat and content categories that are currently and previously assigned to a domain. |
| IP Intelligence | Provides the geolocation, ASN, infrastructure type of the ASN, and any security threat categories of an IP address. |
| Passive DNS by IP | Provides a list of all the domains, including first seen and last seen dates, that have resolved to a specific IP address. |
| Phishing Intelligence | Provides phishing details about a URL. |
| Miscategorization Intelligence | Enables users to submit requests for modifying a domain’s category, subsequently undergoing review by the Cloudflare Intelligence team. |
| Priority Intelligence Requirements | Provides a structured approach to identifying intelligence gaps, formulating precise requirements, and organizing them into categories. |
| Request for Information | Creates a targeted inquiry for specific intelligence insights to help organizations understand and respond to imminent security threats and vulnerabilities. |
| WHOIS | Provides the WHOIS registration information for a specific domain. |
| DDoS Botnet Threat Feed (early access) | Provides information to service providers about their own IP addresses that have participated in HTTP DDoS attacks as observed from Cloudflare’s global network. |
API Examples
Below you can find examples of Threat Intelligence API calls. Make sure you are using an API Token with the appropriate edit permissions. For comprehensive details, navigate to the respective API documentation using the links above.
ASN Intelligence
Get ASN Overview
curl "https://api.cloudflare.com/client/v4/accounts/{account_id}/intel/asn/13335" \
--header "Authorization: Bearer <API_TOKEN>" | jq .
# Example response:
{ "result": { "asn": 13335, "description": "CLOUDFLARENET", "country": "US", "type": "isp" }, "success": true, "errors": [], "messages": []
}
Domain Intelligence
Get Domain Details
curl "https://api.cloudflare.com/client/v4/accounts/{account_id}/intel/domain?domain=cloudflare.com" \
--header "Authorization: Bearer <API_TOKEN>" | jq .
# Example response:
{ "result": { "domain": "cloudflare.com", "resolves_to_refs": [ { "id": "ipv4-addr--71f6bb54-e0c5-5e7d-b939-5698fc15a102", "value": "104.16.133.229" }, { "id": "ipv4-addr--015b0df4-7fcd-5409-9b56-cfd300c662f6", "value": "104.16.132.229" }, { "id": "ipv6-addr--4a7455cd-e8d0-5bfb-8bdb-f6ebb1759508", "value": "2606:4700::6810:85e5" }, { "id": "ipv6-addr--68f89579-7204-5ebd-a851-e91b3a86fc6d", "value": "2606:4700::6810:84e5" } ], "application": {}, "content_categories": [ { "id": 155, "super_category_id": 26, "name": "Technology" }, { "id": 26, "name": "Technology" } ], "additional_information": {}, "type": "Apex domain", "notes": "Apex domain given." }, "success": true, "errors": [], "messages": []
}
Domain History
Get Domain History
curl "https://api.cloudflare.com/client/v4/accounts/{account_id}/intel/domain-history?domain=cloudflare.com" \
--header "Authorization: Bearer <API_TOKEN>" | jq .
{ "result": [ { "domain": "cloudflare.com", "categorizations": [ { "categories": [ { "id": 155, "name": "Technology" } ], "start": "2020-12-16T19:49:30.533482Z", "end": "2023-05-31T08:12:53.547029Z" }, { "categories": [ { "id": 115, "name": "Login Screens" }, { "id": 155, "name": "Technology" } ], "start": "2023-05-31T08:12:53.547029Z" } ] } ], "success": true, "errors": [], "messages": []
}
IP Intelligence
Get IP Overview
curl "https://api.cloudflare.com/client/v4/accounts/{account_id}/intel/ip?ipv4=1.1.1.1" \
--header "Authorization: Bearer <API_TOKEN>" | jq .
# Example response:
{ "result": [ { "ip": "1.1.1.1", "belongs_to_ref": { "id": "autonomous-system--2fa28d71-3549-5a38-af05-770b79ad6ea8", "value": 13335, "type": "isp", "country": "US", "description": "CLOUDFLARENET" }, "ip_lists": null, "ptr_lookup": { "ptr_domains": [ "one.one.one.one." ], "ptr_lookup_errors": "" }, "iana_reservations": [] } ], "success": true, "errors": [], "messages": []
}
Passive DNS by IP
Get Passive DNS by IP
curl "https://api.cloudflare.com/client/v4/accounts/{account_id}/intel/dns?ipv4=1.1.1.1&start=2023-07-15&end=2023-07-18&per_page=5" \
--header "Authorization: Bearer <API_TOKEN>" | jq .
# Example response:
{ "result": { "reverse_records": [ { "first_seen": "2023-07-15T00:00:00Z", "last_seen": "2023-07-18T00:00:00Z", "hostname": "internet-ping.svc.starlink.com" }, { "first_seen": "2023-07-15T00:00:00Z", "last_seen": "2023-07-18T00:00:00Z", "hostname": "one.one.one.one" }, { "first_seen": "2023-07-15T00:00:00Z", "last_seen": "2023-07-18T00:00:00Z", "hostname": "ping.ui.com" }, { "first_seen": "2023-07-15T00:00:00Z", "last_seen": "2023-07-18T00:00:00Z", "hostname": "ping.ubnt.com" }, { "first_seen": "2023-07-15T00:00:00Z", "last_seen": "2023-07-18T00:00:00Z", "hostname": "bflow.tiki.video" } ], "count": 778, "page": 1, "per_page": 5 }, "success": true, "errors": [], "messages": []
}
Phishing Intelligence
Get results for a URL scan
curl "https://api.cloudflare.com/client/v4/accounts/{account_id}/brand-protection/url-info?url=http://worcester-realistic-ellen-portland.trycloudflare.com/login.html" \
--header "Authorization: Bearer <API_TOKEN>" | jq .
# Example response:
{ "errors": [], "messages": [], "result": [ { "categorizations": [], "model_results": [ { "model_name": "MACHINE_LEARNING_v2", "model_score": 0.999 } ], "rule_matches": [ { "description": "Match frequently used phishing kit (Discord, Facebook, Instagram, Twitter)", "name": "phishkit.social" } ], "scan_status": { "last_processed": "Wed, 19 Jul 2023 14:15:28 GMT", "scan_complete": true, "status_code": 200, "submission_id": 23098147 }, "url": "http://worcester-realistic-ellen-portland.trycloudflare.com/login.html" } ], "success": true
}
Miscategorization Intelligence
Create Miscategorization
curl "https://api.cloudflare.com/client/v4/accounts/{account_id}/intel/miscategorization" \
--header "Authorization: Bearer <API_TOKEN>" \
--header "Content-Type: application/json" \
--data '{ "content_adds": [ 82 ], "content_removes": [ 82 ], "indicator_type": "url", "ip": null, "security_adds": [ 117, 131 ], "security_removes": [ 117 ], "url": "https://wrong-category.example.com"}'
# Example response:
{ "result": "", "success": true, "errors": [], "messages": []
}
WHOIS
Get WHOIS Record
curl "https://api.cloudflare.com/client/v4/accounts/{account_id}/intel/whois?domain=cloudflare.com" \
--header "Authorization: Bearer <API_TOKEN>" | jq .
# Example response:
{ "result": { "domain": "cloudflare.com", "created_date": "2009-02-17", "updated_date": "2017-05-24", "registrant": "DATA REDACTED", "registrant_org": "DATA REDACTED", "registrant_country": "United States", "registrant_email": "https://domaincontact.cloudflareregistrar.com/cloudflare.com", "registrar": "CloudFlare, Inc.", "nameservers": [ "ns3.cloudflare.com", "ns4.cloudflare.com", "ns5.cloudflare.com", "ns6.cloudflare.com", "ns7.cloudflare.com" ] }, "success": true, "errors": [], "messages": []
}