AS3152 Fermi National Accelerator Laboratory (Fermilab)

FNAL-AS - Fermi National Accelerator Laboratory (Fermilab) · registered in the United States

IPv4 addresses66,8163 prefixes · 0.002% of announced IPv4

Rank in United States#860largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#2,612of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS3152 in ASN lookup Look up an IP in this network (131.225.0.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

131.225.0.0/16
192.190.216.0/22
198.49.208.0/24

IPv6 prefixes

All 1 prefix.

2620:6a::/48

Similar-sized networks in United States

ASNNameIPv4 addresses

AS85#857 AERO-NET - The Aerospace Corporation66,816

AS22847#858 BOWDOIN - Bowdoin College66,816

AS302#859 BCM-INFO-NET-AS - Baylor College of Medicine66,816

AS16669#861 APPLIED-MATERIALS - Applied Materials66,816

AS22693#862 NERIC - Albany Schoharie Schenectady BOCES66,816

AS27198#863 INDIANA-EXTERNAL - Indiana University66,816

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