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.

115,915,521 IP addresses
ASN7018
NameATT-INTERNET4
OrganizationAT&T Services, Inc.
CountryUnited States  
RegistryARIN
IPv4 addresses115,915,521
IPv6 /64 networks1.22 x 241
Prefixes1,853
Other ASN allocated to AT&T Services, Inc.
ASN Name IP addresses
797 AMERITECH-AS 426,752
13979 ATT-IPFR 99,584
4466 EASYLINK2 35,072
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 1,808 networks
Network Location Addresses
104.0.0.0/12 AT&T Services, Inc.   Wichita 1,048,576
104.167.152.0/24 AT&T Services, Inc.   St Louis 256
104.176.0.0/12 AT&T Services, Inc.   Santa Clara 1,048,576
104.193.136.0/23 AT&T Services, Inc.   Cambridge 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
104.223.63.0/24 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.   Houston 256
107.125.34.0/24 AT&T Services, Inc.   Seattle 256
IPv6 Prefixes for AS7018 - showing the first 20 of 44 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
2600:1700::/28 AT&T Services, Inc.   Chicago 236
2600:300::/24 AT&T Services, Inc.   Chicago 240
2600:c808::/32 Level 3 Communications, Inc.   Ashburn 232
2600:c80d::/32 Level 3 Communications, Inc.   Ashburn 232
2600:c80e::/32 Level 3 Communications, Inc.   Ashburn 232
2600:c80f::/32 Level 3 Communications, Inc.   Ashburn 232
2602:300::/24 AT&T Services, Inc.   Irvine 240
2602:fcf8::/36 AT&T Services, Inc.   Conroe 228
2602:fe23::/36 AT&T Services, Inc.   Gravette 228
2602:ff42::/36 AT&T Services, Inc.   Plymouth 228
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
2606:40c0::/32 American Registry Internet Numbers   Chantilly 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