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.

121,597,953 IP addresses
ASN7018
NameATT-INTERNET4
OrganizationAT&T Services, Inc.
CountryUnited States  
RegistryARIN
IPv4 addresses121,597,953
IPv6 /64 networks1.27 x 241
Prefixes2,304
Other ASN allocated to AT&T Services, Inc.
ASN Name IP addresses
13979 ATT-IPFR 99,076
4466 EASYLINK2 34,304
11712 BELLSOUTH 32,256
4468 EASYLINK4 4,352
5728 WORLDNET1 1,024
6269 ATT-INTERNET2 256
5731 5731 0
5730 WORLDNET3 0
4465 EASYLINK1 0
797 AMERITECH-AS 0
IPv4 Prefixes for AS7018 - showing the first 20 of 2,229 networks
Network Location Addresses
101.49.0.0/18 AT&T Services, Inc.   Wilmington 16,384
101.49.128.0/19 CHINANET Guangdong province network   Shenzhen 8,192
101.49.128.0/23 CHINANET Guangdong province network   Shenzhen 512
101.49.130.0/23 CHINANET Guangdong province network   Shenzhen 512
101.49.192.0/19 Wsunet   Washington D.C. 8,192
101.49.224.0/20 Wsunet   Washington D.C. 4,096
101.49.64.0/19 Infocube Technology Limited   Cleveland 8,192
103.127.253.0/24 AT&T Services   Richmond 256
103.171.236.0/23 AT&T Services   Sterling 512
103.172.168.0/23 AT&T Services   Sterling 512
103.174.92.0/23 AT&T Services, Inc.   Chicago 512
103.24.232.0/22 AT&T Services, Inc.   Wilmington 1,024
103.253.32.0/22 AT&T Services, Inc.   Sterling 1,024
103.49.153.0/24 AT&T Services, Inc.   Washington D.C. 256
103.52.48.0/22 AT&T Services   Sterling 1,024
103.55.84.0/22 AT&T Services   Sterling 1,024
103.76.255.0/24 AT&T Services, Inc.   Chicago 256
104.0.0.0/12 AT&T Services, Inc.   Wichita 1,048,576
104.160.80.0/20 AT&T Services, Inc.   Bethlehem 4,096
104.167.152.0/24 AT&T Services, Inc.   St Louis 256
IPv6 Prefixes for AS7018 - showing the first 20 of 75 networks
Network Location /64 Prefixes
2001:1890::/29 AT&T Services, Inc.   San Francisco (Tenderloin) 235
2600:1700::/28 AT&T Services, Inc.   Chicago 236
2600:300::/24 AT&T Services, Inc.   New York 240
2600:c800::/28 AT&T Services, Inc.   Ashburn 236
2600:c808::/32 AT&T Services, Inc.   Ashburn 232
2600:c80d::/32 AT&T Services, Inc.   Ashburn 232
2600:c80e::/32 AT&T Services, Inc.   Ashburn 232
2600:c80f::/32 AT&T Services, Inc.   Ashburn 232
2602:300::/24 AT&T Services, Inc.   Raleigh 240
2602:fcf8::/36 AT&T Services, Inc.   Conroe 228
2602:fe23::/36 AT&T Services, Inc.   Centerton 228
2602:ff42::/36 AT&T Services, Inc.   Rohnert Park 228
2604:9d40:1f9::/48 Teleperformance Group   Miami Beach (South Miami Beach) 216
2605:c240::/28 AT&T Services, Inc.   Arlington (Bluemont) 236
2605:c240::/32 AT&T Services, Inc.   Arlington (Bluemont) 232
2606:40c0::/28 AT&T Services, Inc.   Ashburn 236
2606:40c0::/32 AT&T Services, Inc.   Ashburn 232
2606:740::/32 AT&T Services, Inc.   Richmond (Virginia Union) 232
2606:97c0::/32 AT&T Services, Inc.   Ashburn 232
2606:bc0::/32 AT&T Services, Inc.   Reston 232