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General Information
Name:
AT&T Enterprises, LLC
Domain:
att.net
Country:
US
Type:
isp
Registry:
ARIN
Prefix Counts
IPv4 Count:
267,008
IPv6 Count:
25,387,442,211,907,212,668,829,696
IPv4 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status | Size |
|---|---|---|---|---|---|---|
| 12.14.12.0/24 | US | ATT | AT&T Enterprises, LLC | ARIN | allocation | 256 |
| 12.14.14.0/24 | US | ATT | AT&T Enterprises, LLC | ARIN | allocation | 256 |
| 12.150.176.0/24 | US | TCORP-FA644-176 | TCORP-FAX-INTERNAL-AVPN-ATT | ARIN | reassignment | 256 |
| 12.150.186.0/24 | US | ATT | AT&T Enterprises, LLC | ARIN | allocation | 256 |
| 12.183.71.0/24 | US | ATT | AT&T Enterprises, LLC | ARIN | allocation | 256 |
| 12.185.4.0/24 | US | TCORP-FA533-4 | TCORP-FAX-INTERNAL-AVPN-ATT | ARIN | reassignment | 256 |
| 12.185.7.0/24 | US | TCORP-FA540-7 | TCORP-FAX-INTERNAL-AVPN-ATT | ARIN | reassignment | 256 |
| 148.184.0.0/16 | US | USNRC | United States Nuclear Regulatory Commission | ARIN | allocation | 65,536 |
| 152.75.0.0/16 | US | USAGM | USAGM | ARIN | allocation | 65,536 |
| 152.75.221.0/24 | US | USAGM | USAGM | ARIN | allocation | 256 |
| 165.110.0.0/16 | US | SBAWAN | U.S. Small Business Administration | ARIN | allocation | 65,536 |
| 165.135.0.0/16 | US | NET-165-135-0-0-1 | Federal Communications Commission | ARIN | allocation | 65,536 |
| 192.104.54.0/24 | US | FCCNET | Federal Communications Commission | ARIN | allocation | 256 |
| 192.133.125.0/24 | US | FCCNET2 | Federal Communications Commission | ARIN | allocation | 256 |
| 192.236.1.0/24 | US | UIDFC | U.S. International Development Finance Corporation | ARIN | allocation | 256 |
| 192.236.2.0/23 | US | UIDFC | U.S. International Development Finance Corporation | ARIN | allocation | 512 |
| 192.236.4.0/22 | US | UIDFC | U.S. International Development Finance Corporation | ARIN | allocation | 1,024 |
| 192.236.8.0/24 | US | UIDFC | U.S. International Development Finance Corporation | ARIN | allocation | 256 |
| 198.137.240.0/24 | US | OMB-V4 | Executive Office Of The President | ARIN | allocation | 256 |
IPv6 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status |
|---|---|---|---|---|---|
| 2602:80a:e000::/44 | US | MILLENNIUM-CHALLENGE-CORPORATION | Millennium Challenge Corporation | ARIN | allocation |
| 2602:fbdc:8::/48 | US | USAID-IPV6 | U.S. Agency for International Development | ARIN | allocation |
| 2620:0:610::/48 | US | NET6-2620-610-1 | Federal Communications Commission | ARIN | allocation |
| 2620:0:6e0::/48 | US | SMALL-BUSINESS-ADMINISTRATION | Small Business Administration | ARIN | allocation |
| 2620:0:900::/48 | US | ARIN-V6-ENDUSER-BLOCK | American Registry for Internet Numbers | ARIN | rir |
| 2620:10f:b000::/48 | US | OMB-V6 | Executive Office Of The President | ARIN | allocation |
