API Tools
36 endpoints across 6 categories
DNS Lookup
— 7 tools/v1/compare-resolvers
Compare DNS responses across 12 major public resolvers.
View details →/v1/doh-test
Test DNS-over-HTTPS and DNS-over-TLS provider connectivity and speed.
View details →/v1/idn
Convert between internationalized domain names (Unicode) and Punycode.
View details →/v1/lookup/all
Query all common DNS record types for a domain in a single call.
View details →/v1/lookup/bulk
Resolve DNS records for up to 100 domains in a single call.
View details →/v1/lookup
Look up DNS records of any type for a domain.
View details →/v1/propagation
Check DNS propagation across 20+ global resolvers.
View details →Domain Intelligence
— 9 tools/v1/associated
Discover a domain's infrastructure — nameservers, MX hosts, and providers.
View details →/v1/available/bulk
Check availability for up to 50 domains in a single call.
View details →/v1/available
Check if a domain is available for registration.
View details →/v1/disposable
Check if a domain is a disposable/temporary email provider.
View details →/v1/domain-age
Check a domain's registration date and calculate its age.
View details →/v1/subdomains
Discover subdomains via DNS brute-force of ~120 common prefixes.
View details →/v1/tld-search
Search keyword availability across 150+ TLDs.
View details →/v1/whois/bulk
WHOIS/RDAP lookup for up to 50 domains in a single call.
View details →/v1/whois
Look up domain registration details via RDAP.
View details →Security
— 6 tools/v1/blacklist
Check an IP against ~30 DNS-based blacklists for spam and abuse.
View details →/v1/certificate
Inspect a domain's SSL/TLS certificate — issuer, expiry, SANs, cipher suite.
View details →/v1/dnssec
Validate a domain's DNSSEC configuration and chain of trust.
View details →/v1/health
Comprehensive DNS health audit with scoring and letter grade.
View details →/v1/typosquat
Detect typosquatting domains using permutation techniques.
View details →/v1/zone-transfer
Test for DNS zone transfer (AXFR) vulnerability on all nameservers.
View details →Web
— 7 tools/v1/company-profile
Build a company profile from a domain — title, description, social links, tech.
View details →/v1/http-header-parse
Parse raw HTTP headers into structured key-value pairs with content-type analysis
View details →/v1/ports
Scan common TCP ports to check which services are accessible.
View details →/v1/redirects
Follow the full HTTP redirect chain for any URL.
View details →/v1/security-headers
Grade HTTP security headers — HSTS, CSP, X-Frame-Options, and more.
View details →/v1/tech-stack
Detect web server technology, stack, and security headers from HTTP headers.
View details →/v1/url-parse
Decompose URLs into scheme, host, port, path, query parameters, and fragment
View details →IP & Network
— 3 tools/v1/asn
Look up ASN, network prefix, organization, ISP, and geolocation for an IP.
View details →/v1/ip-calc
Calculate subnet details from CIDR notation – network, broadcast, host range, and more
View details →/v1/reverse
Reverse DNS (PTR) lookup with IP intelligence — hostname, geo, ASN, org.
View details →Generators
— 4 tools/v1/caa
Analyze Certificate Authority Authorization records for a domain.
View details →/v1/generate
Generate correctly formatted SPF, DMARC, MTA-STS, BIMI, and TLS-RPT records.
View details →/v1/ns-performance
Benchmark authoritative nameserver response times.
View details →/v1/tlsa
Check for TLSA records — DNS-based certificate pinning (DANE).
View details →