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AS7291
AS7291 AT&T Enterprises, LLC
SBIS-BLK - AT&T Enterprises, LLC · registered in the United States
IPv4 addresses 1,024 4 prefixes · <0.001% of announced IPv4
Rank in United States #8,061 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #36,250 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 4 prefixes, in address order.
12.120.57.0/24 12.120.58.0/24 194.69.149.0/24 205.233.22.0/24
Other ASNs named AT&T Enterprises, LLC
24 other networks use the same organisation name; together with AS7291 they announce 103,072,004 IPv4 addresses.
ASN Name IPv4 addresses
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC US 90,002,688 AS6389 BELLSOUTH-NET-BLK - AT&T Enterprises, LLC US 4,237,056 AS20057 ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC US 3,979,776 AS2686 ATGS-MMD-AS - AT&T Enterprises, LLC US 1,370,368 AS14654 WAYPORT - AT&T Enterprises, LLC US 916,480 AS2687 ATGS-MMD-AS - AT&T Enterprises, LLC US 727,040 AS7287 PBI-NET-BLK2 - AT&T Enterprises, LLC US 420,864 AS2688 ATGS-MMD-AS - AT&T Enterprises, LLC US 345,600 AS19957 STATE-OF-TENNESSEE-NETTN - AT&T Enterprises, LLC US 291,072 AS2386 INS-AS - AT&T Enterprises, LLC US 272,128 AS6431 ATT-RESEARCH - AT&T Enterprises, LLC US 200,192 AS4185 ATTIS-ASN4185 - AT&T Enterprises, LLC US 131,328 AS2685 ATGS-MMD-AS - AT&T Enterprises, LLC US 94,464 AS25993 ATT-LABS-AUSTIN-TX - AT&T Enterprises, LLC US 44,288 AS4473 ATTIS-ASN4473 - AT&T Enterprises, LLC US 12,800 AS5671 PBI-NET-BLK - AT&T Enterprises, LLC US 8,448 AS5672 PBI-NET-BLK - AT&T Enterprises, LLC US 5,376 AS13965 SBCIS-FYTVAR - AT&T Enterprises, LLC US 4,096 AS3423 ATTIS-ASN3423 - AT&T Enterprises, LLC US 3,328 AS4468 EASYLINK4 - AT&T Enterprises, LLC US 1,536 AS6269 ATT-INTERNET2 - AT&T Enterprises, LLC US 1,280 AS5728 WORLDNET1 - AT&T Enterprises, LLC US 512 AS4466 EASYLINK2 - AT&T Enterprises, LLC US 256 AS13979 ATT-IPFR - AT&T Enterprises, LLC US 4
Similar-sized networks in United States
ASN Name IPv4 addresses
AS7011 #8058 FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc.1,024 AS7153 #8059 ISO-NE - ISO New England Inc.1,024 AS7221 #8060 TWRS-PHL - Natural Wireless, LLC1,024 AS7317 #8062 CSPS-AS - The First Church of Christ, Scientist1,024 AS7330 #8063 INTERNETLABS - Internet Laboratories, Inc.1,024 AS7407 #8064 MCI-SGUM - Verizon Business1,024
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