Skip to content

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

Exchanges Countries Reports

IPv4 prefixes

AS40667 OIS-53-ASN

Unclassified ARIN

Overview Prefixes1 Peering Exchanges Security Graph

Shape and geography IPv4 prefixes 1 IPv6 prefixes 0

Inventory

IPv4 prefixes

1 announced · 2.05K addresses

Filter this page

Prefix	Addresses	Country	RPKI	IRR	Flags
208.91.208.0/21	2,048	US	No ROA	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 2026-10-20T12:05:08Z

built by cmunroe.us