AS3425 ESnet

ESNET-AS - ESnet · registered in the United States

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in United States#10,534largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#49,522of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS3425 in ASN lookup Look up an IP in this network (192.74.211.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

192.74.211.0/24
192.74.212.0/24

Other ASNs named ESnet

6 other networks use the same organisation name; together with AS3425 they announce 734,464 IPv4 addresses.

ASNNameIPv4 addresses

AS291ESNET-EAST - ESnet US262,144

AS292ESNET-WEST - ESnet US262,144

AS293ESNET - ESnet US140,288

AS3428ESNET-AS - ESnet US68,096

AS3431ESNET-AS - ESnet US1,024

AS3443ESNET-AS - ESnet US256

Similar-sized networks in United States

ASNNameIPv4 addresses

AS2633#10531 NAS1-AS - National Academy of Sciences512

AS2636#10532 LOUISVILLE-MSD-ASN-01 - LOUISVILLE AND JEFFERSON COUNTY METROPOLITAN SEWER DISTRICT512

AS2695#10533 RJRT01-TOB1 - RJ Reynolds Tobacco Company512

AS3592#10535 TRINCOLL-AS - Trinity College512

AS3688#10536 HSS-1 - Hospital for Special Surgery512

AS3727#10537 SHRUBB - Shrubbery Networks512

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