AS3671 SLAC National Accelerator Laboratory

SLAC - SLAC National Accelerator Laboratory · registered in the United States

IPv4 addresses65,7922 prefixes · 0.002% of announced IPv4

Rank in United States#941largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#2,771of 79,396 networks with IPv4

IPv616 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS3671 in ASN lookup Look up an IP in this network (134.79.0.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

134.79.0.0/16
198.51.111.0/24

IPv6 prefixes

All 1 prefix.

2620:114:d000::/44

Similar-sized networks in United States

ASNNameIPv4 addresses

AS6510#938 BYU - Brigham Young University65,792

AS11399#939 WILLIAMSCOLLEGE - Williams College65,792

AS545#940 NRI - Corporation for National Research Initiatives65,792

AS13462#942 IEEE - Institute of Electrical and Electronics Engineers, Inc65,792

AS32064#943 AMUAS1 - American University65,792

AS1224#944 NCSA-AS - University of Illinois65,792

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