509 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Reverse DNS (PTR) of an IPv4 address as answered by Google 8.8.8.8: the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare resolvers for stale...
Reverse DNS (PTR) of an IPv4 address as answered by AliDNS 223.5.5.5: the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare resolvers for sta...
Reverse DNS (PTR) of an IPv4 address as answered by OpenDNS: the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare resolvers for stale or fil...
Reverse DNS (PTR) of an IPv4 address as answered by AdGuard DNS: the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare resolvers for stale or...
Reverse DNS (PTR) of an IPv4 address as answered by DNSPod (doh.pub): the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare resolvers for sta...
Reverse DNS (PTR) of an IPv4 address as answered by NextDNS: the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare resolvers for stale or fil...
Reverse DNS (PTR) of an IPv4 address as answered by Mullvad DNS: the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare resolvers for stale or...
Reverse DNS (PTR) of an IPv4 address as answered by DNS.SB: the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare resolvers for stale or filt...
Reverse DNS (PTR) of an IPv4 address as answered by CleanBrowsing (security filter): the hostname(s), TTL and response code, plus whether the PTR's forward A record points back (forward-confirmed reverse DNS). Compare re...
Bulk is ip tencent: up to 20 ips in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for agents that...
Bulk is ip github: up to 20 ips in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for agents that h...
Hostname to IPs with hosting attribution: all IPv4 and IPv6 addresses for a hostname, and for each IPv4 the ASN, network owner, country and detected cloud/hosting provider. Where is this site hosted, in one call. $0.01 p...
Check whether an IPv4 address belongs to a CIDR block. Give '<ip> in <cidr>' (or comma separated). Firewall rule validation, allowlist checks and log filtering. $0.01 per check.
Tor exit node check: whether an IPv4 address is a current Tor exit, from the Tor Project's published exit list (cached one hour). Fraud screening, abuse triage and access policy decisions. $0.01 per IP.
IP to country: the country an IPv4 address is registered to, from the regional internet registry (via Team Cymru and RDAP), with ASN context. Honest about what it is: registry data, not precise geolocation, and free of a...
IP address validator: tells you whether a string is a valid IPv4 or IPv6 address, which version, the normalized form and its classification (public, private, loopback, link-local, multicast...). Input validation for form...
Is this IP a CDN or reverse proxy? Detects Cloudflare, Akamai, Fastly, CloudFront, Imperva/Incapsula, Sucuri, StackPath, Bunny, KeyCDN, Gcore and others from the announcing network, so you know whether an address is the...
IP Lookup — IP lookup - resolve geolocation, ASN, ISP and proxy status for an IP address
IP geolocation and ASN from DB-IP Lite (CC BY 4.0), updated monthly; nullable fields.
Bulk IP enrichment: up to 20 IPv4 addresses in one $0.01 call, each with public/private classification, ASN and owner, country, reverse DNS and cloud provider. Enrich a log or firewall export at a twentieth of the per-IP...
US trademark screening for print-on-demand phrases. Checks 1-10 phrases against live USPTO marks in chosen Nice classes, default 9, 16, 18, 21, 24, 25, and returns a risk verdict high, medium, low or none with the matchi...
Domain & Network Lookup: Domain registration data (registrar, created/expires, status, nameservers) via RDAP.
Reputation of a public IP address for anti-abuse and KYC. Returns ASN, AS-org, country, datacenter/hosting classification, Tor-exit and Spamhaus DROP flags, plus a deterministic risk score with reasons.
Fusion anti-abuse risk score for an email and/or IP in one call. Combines domain-level email intelligence (MX, SPF, DMARC, disposable, free, role) with IP reputation into a deterministic 0-100 score with per-dimension re...