AS142561 XTDEF Limited

XTDEF-LIMITED-AS-AP - XTDEF Limited · registered in the United States

IPv4 addresses1,5366 prefixes · <0.001% of announced IPv4

Rank in United States#6,873largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#26,157of 79,396 networks with IPv4

IPv68 x /486 prefixes

CountryUnited States18,679 ASNs registered there

Open AS142561 in ASN lookup Look up an IP in this network (87.76.184.1) All networks in United States

IPv4 prefixes

All 6 prefixes, in address order.

87.76.184.0/24
91.124.55.0/24
109.66.71.0/24
143.20.23.0/24
178.239.118.0/24
217.216.202.0/24

IPv6 prefixes

All 6 prefixes.

2402:9e80:200::/47
2402:9e80:203::/48
2402:9e80:204::/48
2402:9e80:207::/48
2402:9e80:208::/47
2402:9e80:20a::/48

Similar-sized networks in United States

ASNNameIPv4 addresses

AS50069#6870 MISAKA-ANYCAST Misaka Network, Inc.1,536

AS399728#6871 PFOUNDATION - P Foundation1,536

AS14778#6872 YAHOO - Yahoo Holdings Inc.1,536

AS400799#6874 PUFFERFISH-STUDIOS - Pufferfish Studios LLC1,536

AS10880#6875 YAHOO-AN2 - Yahoo Holdings Inc.1,536

AS396961#6876 INTERNET2-OSG - Internet21,536

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources