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General Information
Name:
AT&T Services, Inc.
Domain:
att.com
Country:
N/A
Type:
isp
Registry:
AFRINIC
Prefix Counts
IPv4 Count:
427,264
IPv6 Count:
0
IPv4 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status | Size |
|---|---|---|---|---|---|---|
| 12.153.241.0/24 | US | ATTSE-121532410 | AT&T Services, Inc. | ARIN | reallocation | 256 |
| 67.98.173.0/24 | US | BRW-6566-CINGULAR | Cingular | ARIN | reassignment | 256 |
| 135.209.64.0/19 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 135.209.96.0/19 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 135.209.146.0/23 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 512 |
| 135.209.148.0/22 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 1,024 |
| 135.209.152.0/22 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 1,024 |
| 135.209.156.0/24 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.209.158.0/23 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 512 |
| 135.209.160.0/21 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 2,048 |
| 135.209.168.0/24 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.209.208.0/24 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.209.208.0/20 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 4,096 |
| 135.209.209.0/24 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.209.210.0/24 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.209.224.0/20 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 4,096 |
| 135.209.224.0/24 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.209.225.0/24 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.209.226.0/24 | US | CINGULAR-135-209 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.214.0.0/16 | US | CINGULAR-135-214 | AT&T Services, Inc. | ARIN | allocation | 65,536 |
| 135.214.136.0/24 | US | CINGULAR-135-214 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 135.216.0.0/16 | US | CINGULAR-135-216 | AT&T Services, Inc. | ARIN | allocation | 65,536 |
| 141.204.0.0/16 | US | CINGULAR-141-204 | AT&T Services, Inc. | ARIN | allocation | 65,536 |
| 144.160.0.0/19 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.160.29.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.32.0/19 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.160.34.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.36.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.56.0/21 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 2,048 |
| 144.160.64.0/19 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.160.69.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.72.0/22 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 1,024 |
| 144.160.76.0/23 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 512 |
| 144.160.78.0/23 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 512 |
| 144.160.80.0/21 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 2,048 |
| 144.160.88.0/23 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 512 |
| 144.160.90.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.92.0/22 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 1,024 |
| 144.160.96.0/19 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.160.128.0/19 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.160.153.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.168.0/21 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 2,048 |
| 144.160.194.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.208.0/20 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 4,096 |
| 144.160.212.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.218.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.219.0/24 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.160.224.0/19 | US | AMERITECH13 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.161.0.0/19 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.161.32.0/19 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.161.64.0/19 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.161.96.0/19 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.161.128.0/19 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 8,192 |
| 144.161.160.0/20 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 4,096 |
| 144.161.176.0/24 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.161.176.0/20 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 4,096 |
| 144.161.177.0/24 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.161.180.0/24 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.161.184.0/21 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 2,048 |
| 144.161.200.0/24 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.161.201.0/24 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.161.204.0/23 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 512 |
| 144.161.216.0/23 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 512 |
| 144.161.218.0/24 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 144.161.219.0/24 | US | AMERITECH14 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 155.164.0.0/20 | US | CINGULAR-155-164 | AT&T Services, Inc. | ARIN | allocation | 4,096 |
| 155.168.0.0/16 | US | CINGULAR-155-168 | AT&T Services, Inc. | ARIN | allocation | 65,536 |
| 170.35.208.0/20 | US | ATT-MOBILITY-SEG1 | AT&T Services, Inc. | ARIN | allocation | 4,096 |
| 170.35.224.0/20 | US | ATT-MOBILITY-SEG1 | AT&T Services, Inc. | ARIN | allocation | 4,096 |
| 192.150.169.0/24 | US | PACBELL9 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 198.180.219.0/24 | US | CINGULAR-198-180-219 | AT&T Services, Inc. | ARIN | allocation | 256 |
| 204.107.19.0/24 | US | PACBELL-MADE | AT&T Services, Inc. | ARIN | allocation | 256 |
