AS65540

AS65540 · region code Unknown

AS65540 is a reserved AS number (private use or documentation). It should not appear in the global routing table; announcements of it are usually leaks.

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank worldwide#59,204of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryUnknown398 ASNs registered there

Open AS65540 in ASN lookup Look up an IP in this network (185.37.99.1)

IPv4 prefixes

All 1 prefix, in address order.

185.37.99.0/24

IPv6 prefixes

All 1 prefix.

2a0c:a641::/32

Similar-sized networks in None

ASNNameIPv4 addresses

AS4200633060#161 AS4200633060512

AS4294901910#162 AS4294901910512

AS394402#163 -Reserved AS-384

AS396169#165 AS-GHCIL-01256

AS400295#166 6R-NET256

AS394634#167 -Reserved AS-256

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