AS7018

AT&T Services, Inc.

AS 7018 ATT-INTERNET4

Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

101,215,745 IP addresses
ASN7018
NameATT-INTERNET4
OrganizationAT&T Services, Inc.
CountryUnited States  
RegistryARIN
IPv4 addresses101,215,745
IPv6 /64 networks1.05 x 241
Prefixes1,849
Other ASN allocated to AT&T Services, Inc.
ASN Name IP addresses
797 AMERITECH-AS 422,656
13979 ATT-IPFR 96,512
4466 EASYLINK2 39,936
11712 BELLSOUTH 32,256
5728 WORLDNET1 9,984
4468 EASYLINK4 4,352
4465 EASYLINK1 512
5730 WORLDNET3 0
5731 5731 0
IPv4 Prefixes for AS7018 - showing the first 20 of 1,827 networks
Network Location Addresses
104.0.0.0/12 AT&T Services, Inc.   Wichita 1,048,576
104.167.152.0/24 Boingo MDU LLC   Fort Collins 256
104.176.0.0/12 AT&T Services, Inc.   Santa Clara 1,048,576
104.193.136.0/23 AT&T Enhanced Network Services   Boston 512
104.223.24.0/24 AT&T Services, Inc.   Los Angeles (Downtown) 256
104.223.43.0/24 QuadraNet Enterprises LLC   Los Angeles (Downtown) 256
104.223.60.0/24 QuadraNet   Los Angeles (Downtown) 256
104.223.61.0/24 QuadraNet   Los Angeles (Downtown) 256
104.223.64.0/23 QuadraNet   Los Angeles (Downtown) 512
104.223.73.0/24 QuadraNet   Los Angeles (Downtown) 256
104.223.74.0/24 QuadraNet Enterprises LLC   Los Angeles (Downtown) 256
104.223.75.0/24 QuadraNet Enterprises LLC   Los Angeles (Downtown) 256
104.223.78.0/24 QuadraNet Enterprises LLC   Los Angeles (Downtown) 256
104.241.14.0/24 AT&T Services, Inc.   Oklahoma City 256
104.247.69.0/24 AT&T Services, Inc.   Arlington Heights 256
104.48.0.0/12 AT&T Services, Inc.   New York 1,048,576
107.125.32.0/24 AT&T Services, Inc.   Atlanta 256
107.125.33.0/24 AT&T Services, Inc.   Dallas 256
107.125.34.0/24 AT&T Services, Inc.   Seattle 256
107.125.35.0/24 AT&T Services, Inc.   Los Angeles 256
IPv6 Prefixes for AS7018 - showing the first 20 of 21 networks
Network Location /64 Prefixes
2001:1890::/29 AT&T Services, Inc.   Middletown 235
2001:1890::12:127:255:255/128 AT&T Services, Inc.   Middletown < 1
2001:1890:e10e::/48 AT&T Services   San Diego (Sorrento Valley) 216
2600:1700::/28 AT&T Services, Inc.   Chicago 236
2600:300::/24 AT&T Services, Inc.   Redmond (Downtown) 240
2602:300::/24 AT&T Services, Inc.   Santa Clara 240
2602:fe23::/36 AT&T Services, Inc.   Gravette 228
2602:ff42::/36 AT&T Services, Inc.   Plymouth 228
2604:9d40:1f8::/48 Teleperformance Group   Miami Beach (South Miami Beach) 216
2604:9d40:1f9::/48 Teleperformance Group   Miami Beach (South Miami Beach) 216
2604:b2c0:d00::/40 AT&T Services, Inc.   San Jose 224
2605:8440::/32 AT&T Services, Inc.   Springfield (Old Aristocracy Hill) 232
2606:d200::/32 AT&T Services, Inc.   Troy 232
2607:4b80::/32 AT&T Services, Inc.   San Angelo 232
2607:9080:105::/48 AT&T Services, Inc.   Pittsburgh 216
2607:9080:6::/48 AT&T Services, Inc.   Washington D.C. 216
2620:107:9029::/48 AT&T Services, Inc.   Phoenix 216
2620:10a:9039::/48 AT&T Services, Inc.   Portland 216
2620:10a:9046::/48 AT&T Services, Inc.   Austin 216
2620:110:3000::/48 AT&T Services, Inc.   Newark 216