Skip to content

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

Exchanges Countries Reports

IPv4 prefixes

AS4138 FN-205-4138

Unclassified ARIN

Overview Prefixes22 Peering Exchanges Security Graph

Shape and geography IPv4 prefixes 1 IPv6 prefixes 21

Inventory

IPv4 prefixes

1 announced · 256 addresses

Filter this page

Prefix	Addresses	Country	RPKI	IRR	Flags
23.129.192.0/24	256	US	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 2026-10-29T12:05:04Z

built by cmunroe.us