IP tools
Geolocation, WHOIS, ASN, reverse, subnet calc
ASN lookup
Resolve an IP or AS number to its autonomous system, prefixes, country.
IP geolocation
Country, region, city, ASN, org, timezone, abuse contact for any IP.
Reverse IP / hosted domains
Find other domains that resolve to the same IP.
Subnet / CIDR calculator
Network, broadcast, host range, mask, wildcard, hex, binary, total hosts.
IP type detector
Datacenter, residential, mobile, Tor, VPN or proxy classification.
IP WHOIS
Direct port-43 WHOIS at the appropriate RIR (ARIN, RIPE, APNIC, LACNIC, AFRINIC).
My IP
Show your public IPv4/IPv6 with geolocation and ASN.