Domain Intelligence

The DNS Toolkit includes a strong set of domain-level intelligence endpoints for registration, availability, discovery, and brand monitoring.

Common domain endpoints

Endpoint Purpose
GET /v1/whois Registration and RDAP details
POST /v1/whois/bulk WHOIS lookups for multiple domains
GET /v1/domain-age Registration age and timeline
GET /v1/available Single domain availability
POST /v1/available/bulk Bulk availability checks
GET /v1/tld-search Search keyword availability across many TLDs
GET /v1/subdomains Enumerate common live subdomains
GET /v1/associated Discover shared infrastructure relationships
GET /v1/typosquat Generate and validate typo-variants
GET /v1/company-profile Basic company profile from a domain

Python SDK examples

WHOIS / RDAP lookup

from toolkitapi import DNS

with DNS(api_key="tk_...") as dns:
    result = dns.whois("github.com")
    print(result)

Check domain age

from toolkitapi import DNS

with DNS(api_key="tk_...") as dns:
    age = dns.domain_age("python.org")
    print(age)

Domain availability

from toolkitapi import DNS

with DNS(api_key="tk_...") as dns:
    result = dns.available("my-new-sideproject-toolkitapi.io")
    print(result)

Search across TLDs

from toolkitapi import DNS

with DNS(api_key="tk_...") as dns:
    result = dns.tld_search("myapp")
    print(result)

Subdomain discovery

from toolkitapi import DNS

with DNS(api_key="tk_...") as dns:
    result = dns.subdomains("toolkitapi.io")
    print(result)

Typosquat monitoring

from toolkitapi import DNS

with DNS(api_key="tk_...") as dns:
    result = dns.typosquat("stripe.com")
    print(result)

Jump straight to live tools

  • https://dns.toolkitapi.io/tools/whois/
  • https://dns.toolkitapi.io/tools/domain-age/
  • https://dns.toolkitapi.io/tools/available/
  • https://dns.toolkitapi.io/tools/subdomains/
  • https://dns.toolkitapi.io/tools/associated/
  • https://dns.toolkitapi.io/tools/typosquat/
  • https://dns.toolkitapi.io/tools/company-profile/

Good use cases

  • portfolio and acquisition research
  • domain availability tooling
  • brand protection and typo monitoring
  • infrastructure mapping for audits and OSINT-style workflows