← internet-registry.net · a module of the Internet address-space registry

ARIN registry — WHOIS, browse & statistics

A daily mirror of ARIN's public delegated registry (North America). Look up a resource, browse every object, or find a company's resources by name.

Single-resource lookup in ARIN’s delegated registry, enriched live from ARIN RDAP.
// what ARIN has delegated

ARIN registry at a glance

🌐
Assigned IPv4 addresses
1.65B
1,645,875,712
📦
IPv4 networks
76,665
delegated blocks
🧭
IPv6 networks
11,326
delegated blocks
🔗
Autonomous systems
34,014
ASNs
// browse the objects

Browse the ARIN registry

IPv4 blocks IPv6 blocks ASNs
PrefixCountryStatusAllocatedOrg handle
2620:129:b040::/42 reserved
2620:129:b080::/41 reserved
2620:129:b100::/40 available
2620:129:b200::/39 available
2620:129:b400::/38 available
2620:129:b800::/37 available
2620:129:c000::/36 available
2620:129:d100::/40 reserved
2620:129:d200::/39 reserved
2620:129:d400::/38 reserved
2620:129:d800::/37 reserved
2620:129:e010::/44 reserved
2620:129:e020::/43 reserved
2620:129:e040::/42 reserved
2620:129:e080::/41 reserved
2620:129:e100::/40 available
2620:129:e200::/39 available
2620:129:e400::/38 available
2620:129:e800::/37 available
2620:129:f010::/44 reserved
2620:129:f020::/43 reserved
2620:129:f040::/42 reserved
2620:129:f080::/41 reserved
2620:129:f100::/40 available
2620:129:f200::/39 available
2620:129:f400::/38 available
2620:129:f800::/37 available
2620:12a:100::/40 reserved
2620:12a:200::/39 reserved
2620:12a:400::/38 reserved
2620:12a:800::/37 reserved
2620:12a:1100::/40 reserved
2620:12a:1200::/39 reserved
2620:12a:1400::/38 reserved
2620:12a:1800::/37 reserved
2620:12a:2010::/44 reserved
2620:12a:2020::/43 reserved
2620:12a:2040::/42 reserved
2620:12a:2080::/41 reserved
2620:12a:2100::/40 available
2620:12a:2200::/39 available
2620:12a:2400::/38 available
2620:12a:2800::/37 available
2620:12a:3000::/36 available
2620:12a:4000::/40 reserved
2620:12a:4100::/40 reserved
2620:12a:4200::/39 reserved
2620:12a:4400::/38 reserved
2620:12a:4800::/37 reserved
2620:12a:5100::/40 reserved
2620:12a:5200::/39 reserved
2620:12a:5400::/38 reserved
2620:12a:5800::/37 reserved
2620:12a:6010::/44 reserved
2620:12a:6020::/43 reserved
2620:12a:6040::/42 reserved
2620:12a:6080::/41 reserved
2620:12a:6100::/40 available
2620:12a:6200::/39 available
2620:12a:6400::/38 available
2620:12a:6800::/37 available
2620:12a:7100::/40 reserved
2620:12a:7200::/39 reserved
2620:12a:7400::/38 reserved
2620:12a:7800::/37 reserved
2620:12a:8010::/44 reserved
2620:12a:8020::/43 reserved
2620:12a:8040::/42 reserved
2620:12a:8080::/41 reserved
2620:12a:8100::/40 available
2620:12a:8200::/39 available
2620:12a:8400::/38 available
2620:12a:8800::/37 available
2620:12a:9000::/44 reserved
2620:12a:9010::/44 reserved
2620:12a:9020::/43 reserved
2620:12a:9040::/42 reserved
2620:12a:9080::/41 reserved
2620:12a:9100::/40 available
2620:12a:9200::/39 available
2620:12a:9400::/38 available
2620:12a:9800::/37 available
2620:12a:a010::/44 reserved
2620:12a:a020::/43 reserved
2620:12a:a040::/42 reserved
2620:12a:a080::/41 reserved
2620:12a:a100::/40 available
2620:12a:a200::/39 available
2620:12a:a400::/38 available
2620:12a:a800::/37 available
2620:12a:b010::/44 reserved
2620:12a:b020::/43 reserved
2620:12a:b040::/42 reserved
2620:12a:b080::/41 reserved
2620:12a:b100::/40 available
2620:12a:b200::/39 available
2620:12a:b400::/38 available
2620:12a:b800::/37 available
2620:12a:c100::/40 reserved
2620:12a:c200::/39 reserved
89,301–89,400 of 92,001 « first‹ prev 892893894895896 next ›last » of 921