IP & Domain Intelligence

Geo-location, ASN, blacklist reputation, WHOIS, SSL certificates, DNS records, and mail provider detection — 15 data sources, one API call.

Try:

🔍 Try our API: https://api.lynk.run/ip/v1/lookup/8.8.8.8 click to copy · 30 lookups/min

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15 Data Sources

MaxMind, IPInfo, 73 DNSBL zones, WHOIS, SSL, DNS, Tor exit nodes, cloud provider detection — aggregated into one response.

🛡️

Blacklist Reputation

Check IPs against 73 real-time blacklists, domains against 8 RHSBLs, and MX servers for mail reputation — all in one call.

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Unified API Access

One Lynk API key works across all services: Intel, BGP, phone calls. IP lookups, domain WHOIS, SSL — everything in one endpoint.

Need more? Get your Lynk API key

Full access to the Intel Scanner API. One key works across all Lynk services.

30 lookups/min for all users. @link11.com emails get priority access via api.lynk.run

🔍 API Documentation

Integrate IP & domain intelligence into your tools and workflows. View full API docs →

Lookup Endpoint

GET

https://api.lynk.run/ip/v1/lookup/:target

Lookup any IP address or domain. Returns geo, ASN, privacy, risk, DNS, WHOIS, SSL, and mail data.

IP Lookup

curl -H "Authorization: Bearer lynk_your_api_key" \
  "https://api.lynk.run/ip/v1/lookup/8.8.8.8"

Domain Lookup

curl -H "Authorization: Bearer lynk_your_api_key" \
  "https://api.lynk.run/ip/v1/lookup/github.com"

Lookup Your Own IP

curl -H "Authorization: Bearer lynk_your_api_key" \
  "https://api.lynk.run/ip/v1/lookup/me"

Lookup Modes

Mode	Speed	Data
`?mode=lite`	~10-50ms	Local only: Geo, ASN, Privacy (no network calls)
`?mode=medium`	~200-800ms	Lite + rDNS, WHOIS, SSL/TLS (no blacklist checks)
`?mode=full`	~1-5s	All sources: + DNSBL, WHOIS, SSL, MX blacklists

Example Response (IP)

{
  "query": "8.8.8.8",
  "type": "ip",
  "ip": "8.8.8.8",
  "ip_version": "IPv4",
  "bogon": false,
  "rdns": "dns.google",
  "sources": {
    "provider_a": {
      "geo": { "city": null, "country": "US", "country_name": "United States", ... },
      "network": { "asn": 15169, "org": "GOOGLE" }
    },
    "provider_b": { ... }
  },
  "privacy": {
    "vpn": false, "proxy": false, "tor": false,
    "hosting": true, "cloud_provider": "GCP"
  },
  "risk": {
    "ip_blacklisted": false,
    "ip_blacklist_count": 0,
    "ip_blacklists": [ ... ]
  }
}

Example Response (Domain)

{
  "query": "github.com",
  "type": "domain",
  "ip": "140.82.121.3",
  "resolved_ips": { "a": ["140.82.121.3"], "aaaa": [...] },
  "dns": { "mx": [...], "ns": [...], "txt": [...] },
  "mail": { "provider": "Google Workspace", "mx_records": [...] },
  "whois": { "registrar": "MarkMonitor", "created": "2007-10-09", ... },
  "ssl": { "issuer": "DigiCert", "days_remaining": 215, "sans": [...] },
  "risk": {
    "ip_blacklisted": false,
    "domain_blacklisted": false,
    "mx_blacklisted": false,
    ...
  },
  ...
}

Direct Links

View results in your browser — shareable and bookmarkable:

https://intel.lynk.run/scan/8.8.8.8
https://intel.lynk.run/scan/github.com

Rate Limits

Access Level	Rate Limit	How to Use
All Users	30 lookups/min per IP	API key via Authorization header
@link11.com	Priority access	Lynk API key