12.129.0.0/16
22 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 12.129.5.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.6.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.26.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.27.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.82.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.83.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.89.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.90.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.94.0/24 | Canada (100%) | 1 | 1 | 1 |
| 12.129.95.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.100.0/24 | Unknown (100%) | 1 | 1 | 1 |
| 12.129.101.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.129.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.130.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.131.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.132.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.172.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.173.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.177.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.178.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.227.0/24 | United States (100%) | 1 | 1 | 1 |
| 12.129.228.0/24 | United States (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
12.129.5.0 – 12.129.5.255 | AS16763 | Tideworks Technology | US |
12.129.6.0 – 12.129.25.255 | AS7018 | AT&T Enterprises LLC | US |
12.129.26.0 – 12.129.26.255 | AS2386 | AT&T Enterprises LLC | US |
12.129.27.0 – 12.129.81.255 | AS7018 | AT&T Enterprises LLC | US |
12.129.82.0 – 12.129.82.255 | AS40631 | Mastec Inc | US |
12.129.83.0 – 12.129.88.255 | AS7018 | AT&T Enterprises LLC | US |
12.129.89.0 – 12.129.89.255 | AS2386 | AT&T Enterprises LLC | US |
12.129.90.0 – 12.129.93.255 | AS7018 | AT&T Enterprises LLC | US |
12.129.94.0 – 12.129.94.255 | AS11539 | Open Text Corporation | CA |
12.129.95.0 – 12.129.99.255 | AS7018 | AT&T Enterprises LLC | US |
12.129.100.0 – 12.129.100.255 | AS12114 | TEMENOS CLOUD AMERICAS LLC. | Unknown |
12.129.101.0 – 12.129.128.255 | AS7018 | AT&T Enterprises LLC | US |
12.129.129.0 – 12.129.129.255 | AS17349 | Insitu Inc | US |
12.129.130.0 – 12.129.130.255 | AS7018 | AT&T Enterprises LLC | US |
12.129.131.0 – 12.129.131.255 | AS17117 | RITSnet Inc. | US |
7 more ranges in this block.