Skip to content

Search by AS number, IP, prefix, domain or organisation

Exchanges Countries Reports

IPv4 prefixes

AS18140 YAHOO-18140 LY Corporation

Unclassified APNIC

Overview Prefixes1 Peering Exchanges Security Graph

Shape and geography IPv4 prefixes 1 IPv6 prefixes 0

Inventory

IPv4 prefixes

1 announced · 4.10K addresses

Filter this page

Prefix	Addresses	Country	RPKI	IRR	Flags
104.145.16.0/20	4,096	JP	RPKI valid	IRR

asn.dev is an explorer for autonomous systems: address space, network context, observed peering topology, and a full dossier on any address.

v0.19.0 · built 2026-10-31T12:05:10Z

built by cmunroe.us