The IP address 131.77.23 is provided by DoD Network Information Center, it's belong to the CDIR (Classless Inter-Domain Routing) 131.76.0.0/14 (range 131.76.0.0 to 131.79.255.255). The autonomous system number (ASN) is 721.
| ASN | 721 |
| IP starting by | 131.76.0.0 |
| IP ending by | 131.79.255.255 |
| ASN Name | DoD Network Information Center |
| CDIR | 131.76.0.0/14 |
| Numerical IP | |
| Registry | arin |
| Last update | 21/11/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2017-11-21 |
| MaxMind | US | United States | - | Clearfield | 41.1144 | -112.0592 | 2017-11-21 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.77.23.0 | 2202867456 | 0 |
| 131.77.23.1 | 2202867457 | 0 |
| 131.77.23.2 | 2202867458 | 0 |
| 131.77.23.3 | 2202867459 | 0 |
| 131.77.23.4 | 2202867460 | 0 |
| 131.77.23.5 | 2202867461 | 0 |
| 131.77.23.6 | 2202867462 | 0 |
| 131.77.23.7 | 2202867463 | 0 |
| 131.77.23.8 | 2202867464 | 0 |
| 131.77.23.9 | 2202867465 | 0 |
| 131.77.23.10 | 2202867466 | 0 |
| 131.77.23.11 | 2202867467 | 0 |
| 131.77.23.12 | 2202867468 | 0 |
| 131.77.23.13 | 2202867469 | 0 |
| 131.77.23.14 | 2202867470 | 0 |
| 131.77.23.15 | 2202867471 | 0 |
| 131.77.23.16 | 2202867472 | 0 |
| 131.77.23.17 | 2202867473 | 0 |
| 131.77.23.18 | 2202867474 | 0 |
| 131.77.23.19 | 2202867475 | 0 |
| 131.77.23.20 | 2202867476 | 0 |
| 131.77.23.21 | 2202867477 | 0 |
| 131.77.23.22 | 2202867478 | 0 |
| 131.77.23.23 | 2202867479 | 0 |
| 131.77.23.24 | 2202867480 | 0 |
| 131.77.23.25 | 2202867481 | 0 |
| 131.77.23.26 | 2202867482 | 0 |
| 131.77.23.27 | 2202867483 | 0 |
| 131.77.23.28 | 2202867484 | 0 |
| 131.77.23.29 | 2202867485 | 0 |
| 131.77.23.30 | 2202867486 | 0 |
| 131.77.23.31 | 2202867487 | 0 |
| 131.77.23.32 | 2202867488 | 0 |
| 131.77.23.33 | 2202867489 | 0 |
| 131.77.23.34 | 2202867490 | 0 |
| 131.77.23.35 | 2202867491 | 0 |
| 131.77.23.36 | 2202867492 | 0 |
| 131.77.23.37 | 2202867493 | 0 |
| 131.77.23.38 | 2202867494 | 0 |
| 131.77.23.39 | 2202867495 | 0 |
| 131.77.23.40 | 2202867496 | 0 |
| 131.77.23.41 | 2202867497 | 0 |
| 131.77.23.42 | 2202867498 | 0 |
| 131.77.23.43 | 2202867499 | 0 |
| 131.77.23.44 | 2202867500 | 0 |
| 131.77.23.45 | 2202867501 | 0 |
| 131.77.23.46 | 2202867502 | 0 |
| 131.77.23.47 | 2202867503 | 0 |
| 131.77.23.48 | 2202867504 | 0 |
| 131.77.23.49 | 2202867505 | 0 |
| 131.77.23.50 | 2202867506 | 0 |
| 131.77.23.51 | 2202867507 | 0 |
| 131.77.23.52 | 2202867508 | 0 |
| 131.77.23.53 | 2202867509 | 0 |
| 131.77.23.54 | 2202867510 | 0 |
| 131.77.23.55 | 2202867511 | 0 |
| 131.77.23.56 | 2202867512 | 0 |
| 131.77.23.57 | 2202867513 | 0 |
| 131.77.23.58 | 2202867514 | 0 |
| 131.77.23.59 | 2202867515 | 0 |
| 131.77.23.60 | 2202867516 | 0 |
| 131.77.23.61 | 2202867517 | 0 |
| 131.77.23.62 | 2202867518 | 0 |
| 131.77.23.63 | 2202867519 | 0 |
| 131.77.23.64 | 2202867520 | 0 |
| 131.77.23.65 | 2202867521 | 0 |
| 131.77.23.66 | 2202867522 | 0 |
| 131.77.23.67 | 2202867523 | 0 |
| 131.77.23.68 | 2202867524 | 0 |
| 131.77.23.69 | 2202867525 | 0 |
| 131.77.23.70 | 2202867526 | 0 |
| 131.77.23.71 | 2202867527 | 0 |
| 131.77.23.72 | 2202867528 | 0 |
| 131.77.23.73 | 2202867529 | 0 |
| 131.77.23.74 | 2202867530 | 0 |
| 131.77.23.75 | 2202867531 | 0 |
| 131.77.23.76 | 2202867532 | 0 |
| 131.77.23.77 | 2202867533 | 0 |
| 131.77.23.78 | 2202867534 | 0 |
| 131.77.23.79 | 2202867535 | 0 |
| 131.77.23.80 | 2202867536 | 0 |
| 131.77.23.81 | 2202867537 | 0 |
| 131.77.23.82 | 2202867538 | 0 |
| 131.77.23.83 | 2202867539 | 0 |
| 131.77.23.84 | 2202867540 | 0 |
| 131.77.23.85 | 2202867541 | 0 |