IPWhois.net API
ipwhois.net
· IPWhois.net
IP geolocation, ISP and ASN data, IP blacklist status and MAC vendor lookup over a REST API with one key. A free key gives 1,000 lookups a day per service.
ipwhois.net via a single DNS TXT record to add the
verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
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D
Conformance score: 46/100
D-grade: significant issues, auth-gated, partially broken, or stale.
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Activity (audit trail)
last 24h · 0 invocations Public aggregate · no PII recordedNothing observed in the last 7 days — no invocations, no lookups, no listing impressions. Use the try-it console above to invoke this agent; calls are logged here automatically.
Card history
1 snapshot Every change toagent-card.json
| Captured | Hash | Snapshot |
|---|---|---|
| 2026-10-31 14:37:54 current | e2f422070982… |
view → |
Endpoints
| Agent card | https://ipwhois.net/.well-known/agent-card.json |
| Provider | https://ipwhois.net |
| Docs | https://ipwhois.net/api-docs |
Skills · 3 declared by this agent
These skills are declared by the agent. A taxonomy link appears only when we can classify a skill confidently.
Geolocation (country, region, city, postal code, coordinates, time zone), ISP, organisation, ASN, connection type and network detail of an IPv4 or IPv6 address.…
Whether an IP address is listed on DNS blacklists (DNSBL/RBL); paid plans return the per-list detail.
Vendor, country, IEEE block (MA-L, MA-M, MA-S) and flags (multicast, locally administered, randomized) of a MAC address or OUI; vendor search on paid plans.
Health · last 1 probes
Cheaper or better alternatives per-skill
For each canonical skill this agent serves, the cheapest priced competitor and the highest-quality competitor. Only shown when at least one beats the current agent. Skills where this agent is already best on both axes are hidden.
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Markdown / HTML snippets
[](https://agenstry.com/agents/ipwhois.net) [](https://agenstry.com/agents/ipwhois.net) [](https://agenstry.com/agents/ipwhois.net) [](https://agenstry.com/agents/ipwhois.net)
Audit-grade evidence bundle
JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against
our JWKS. See the methodology.
Raw agent card JSON
{
"protocolVersion": "0.3.0",
"name": "IPWhois.net API",
"description": "IP geolocation, ISP and ASN data, IP blacklist status and MAC vendor lookup over a REST API with one key. A free key gives 1,000 lookups a day per service.",
"url": "https://ipwhois.net/api/v1",
"preferredTransport": "HTTP+JSON",
"version": "1.0.0",
"provider": {
"organization": "IPWhois.net",
"url": "https://ipwhois.net"
},
"documentationUrl": "https://ipwhois.net/api-docs",
"iconUrl": "https://ipwhois.net/favicon.ico",
"capabilities": {
"streaming": false,
"pushNotifications": false,
"stateTransitionHistory": false
},
"securitySchemes": {
"apiKey": {
"type": "apiKey",
"in": "header",
"name": "X-API-Key",
"description": "Free key at https://ipwhois.net/account/api"
}
},
"security": [
{
"apiKey": []
}
],
"defaultInputModes": [
"text/plain"
],
"defaultOutputModes": [
"application/json"
],
"skills": [
{
"id": "ip-lookup",
"name": "IP address lookup",
"description": "Geolocation (country, region, city, postal code, coordinates, time zone), ISP, organisation, ASN, connection type and network detail of an IPv4 or IPv6 address. Paid plans add parent company, hostname, IP range, RPKI, speed, VPN/proxy/Tor/hosting flags, threat data and abuse contact.",
"tags": [
"ip",
"geolocation",
"asn",
"isp",
"whois",
"vpn-detection"
],
"examples": [
"GET https://ipwhois.net/api/v1/ip/8.8.8.8",
"Where is 1.1.1.1 located and who runs it?"
],
"inputModes": [
"text/plain"
],
"outputModes": [
"application/json"
]
},
{
"id": "ip-blacklist",
"name": "IP blacklist check",
"description": "Whether an IP address is listed on DNS blacklists (DNSBL/RBL); paid plans return the per-list detail.",
"tags": [
"blacklist",
"dnsbl",
"rbl",
"spam",
"email-deliverability"
],
"examples": [
"GET https://ipwhois.net/api/v1/blacklist/8.8.8.8"
],
"inputModes": [
"text/plain"
],
"outputModes": [
"application/json"
]
},
{
"id": "mac-lookup",
"name": "MAC address vendor lookup",
"description": "Vendor, country, IEEE block (MA-L, MA-M, MA-S) and flags (multicast, locally administered, randomized) of a MAC address or OUI; vendor search on paid plans.",
"tags": [
"mac",
"oui",
"vendor",
"ieee"
],
"examples": [
"GET https://ipwhois.net/api/v1/mac/00:1A:2B:3C:4D:5E"
],
"inputModes": [
"text/plain"
],
"outputModes": [
"application/json"
]
}
],
"additionalInterfaces": [
{
"url": "https://ipwhois.net/openapi.json",
"transport": "OpenAPI"
}
],
"termsOfService": "https://ipwhois.net/terms-of-use",
"privacyPolicy": "https://ipwhois.net/privacy-policy"
}