The IP address 131.65.21 is provided by DoD Network Information Center, it's belong to the CDIR (Classless Inter-Domain Routing) 131.64.0.0/13 (range 131.64.0.0 to 131.71.255.255). The autonomous system number (ASN) is 721.
| ASN | 721 |
| IP starting by | 131.64.0.0 |
| IP ending by | 131.71.255.255 |
| ASN Name | DoD Network Information Center |
| CDIR | 131.64.0.0/13 |
| Numerical IP | |
| Registry | |
| Last update | 28/12/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2017-12-28 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-12-28 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.65.21.0 | 2202080512 | 0 |
| 131.65.21.1 | 2202080513 | 0 |
| 131.65.21.2 | 2202080514 | 0 |
| 131.65.21.3 | 2202080515 | 0 |
| 131.65.21.4 | 2202080516 | 0 |
| 131.65.21.5 | 2202080517 | 0 |
| 131.65.21.6 | 2202080518 | 0 |
| 131.65.21.7 | 2202080519 | 0 |
| 131.65.21.8 | 2202080520 | 0 |
| 131.65.21.9 | 2202080521 | 0 |
| 131.65.21.10 | 2202080522 | 0 |
| 131.65.21.11 | 2202080523 | 0 |
| 131.65.21.12 | 2202080524 | 0 |
| 131.65.21.13 | 2202080525 | 0 |
| 131.65.21.14 | 2202080526 | 0 |
| 131.65.21.15 | 2202080527 | 0 |
| 131.65.21.16 | 2202080528 | 0 |
| 131.65.21.17 | 2202080529 | 0 |
| 131.65.21.18 | 2202080530 | 0 |
| 131.65.21.19 | 2202080531 | 0 |
| 131.65.21.20 | 2202080532 | 0 |
| 131.65.21.21 | 2202080533 | 0 |
| 131.65.21.22 | 2202080534 | 0 |
| 131.65.21.23 | 2202080535 | 0 |
| 131.65.21.24 | 2202080536 | 0 |
| 131.65.21.25 | 2202080537 | 0 |
| 131.65.21.26 | 2202080538 | 0 |
| 131.65.21.27 | 2202080539 | 0 |
| 131.65.21.28 | 2202080540 | 0 |
| 131.65.21.29 | 2202080541 | 0 |
| 131.65.21.30 | 2202080542 | 0 |
| 131.65.21.31 | 2202080543 | 0 |
| 131.65.21.32 | 2202080544 | 0 |
| 131.65.21.33 | 2202080545 | 0 |
| 131.65.21.34 | 2202080546 | 0 |
| 131.65.21.35 | 2202080547 | 0 |
| 131.65.21.36 | 2202080548 | 0 |
| 131.65.21.37 | 2202080549 | 0 |
| 131.65.21.38 | 2202080550 | 0 |
| 131.65.21.39 | 2202080551 | 0 |
| 131.65.21.40 | 2202080552 | 0 |
| 131.65.21.41 | 2202080553 | 0 |
| 131.65.21.42 | 2202080554 | 0 |
| 131.65.21.43 | 2202080555 | 0 |
| 131.65.21.44 | 2202080556 | 0 |
| 131.65.21.45 | 2202080557 | 0 |
| 131.65.21.46 | 2202080558 | 0 |
| 131.65.21.47 | 2202080559 | 0 |
| 131.65.21.48 | 2202080560 | 0 |
| 131.65.21.49 | 2202080561 | 0 |
| 131.65.21.50 | 2202080562 | 0 |
| 131.65.21.51 | 2202080563 | 0 |
| 131.65.21.52 | 2202080564 | 0 |
| 131.65.21.53 | 2202080565 | 0 |
| 131.65.21.54 | 2202080566 | 0 |
| 131.65.21.55 | 2202080567 | 0 |
| 131.65.21.56 | 2202080568 | 0 |
| 131.65.21.57 | 2202080569 | 0 |
| 131.65.21.58 | 2202080570 | 0 |
| 131.65.21.59 | 2202080571 | 0 |
| 131.65.21.60 | 2202080572 | 0 |
| 131.65.21.61 | 2202080573 | 0 |
| 131.65.21.62 | 2202080574 | 0 |
| 131.65.21.63 | 2202080575 | 0 |
| 131.65.21.64 | 2202080576 | 0 |
| 131.65.21.65 | 2202080577 | 0 |
| 131.65.21.66 | 2202080578 | 0 |
| 131.65.21.67 | 2202080579 | 0 |
| 131.65.21.68 | 2202080580 | 0 |
| 131.65.21.69 | 2202080581 | 0 |
| 131.65.21.70 | 2202080582 | 0 |
| 131.65.21.71 | 2202080583 | 0 |
| 131.65.21.72 | 2202080584 | 0 |
| 131.65.21.73 | 2202080585 | 0 |
| 131.65.21.74 | 2202080586 | 0 |
| 131.65.21.75 | 2202080587 | 0 |
| 131.65.21.76 | 2202080588 | 0 |
| 131.65.21.77 | 2202080589 | 0 |
| 131.65.21.78 | 2202080590 | 0 |
| 131.65.21.79 | 2202080591 | 0 |
| 131.65.21.80 | 2202080592 | 0 |
| 131.65.21.81 | 2202080593 | 0 |
| 131.65.21.82 | 2202080594 | 0 |
| 131.65.21.83 | 2202080595 | 0 |
| 131.65.21.84 | 2202080596 | 0 |
| 131.65.21.85 | 2202080597 | 0 |