The IP address 131.66.19 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 | arin |
| Last update | 29/12/2017 |

| 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 |
| 131.66.19.0 | 2202145536 | 0 |
| 131.66.19.1 | 2202145537 | 0 |
| 131.66.19.2 | 2202145538 | 0 |
| 131.66.19.3 | 2202145539 | 0 |
| 131.66.19.4 | 2202145540 | 0 |
| 131.66.19.5 | 2202145541 | 0 |
| 131.66.19.6 | 2202145542 | 0 |
| 131.66.19.7 | 2202145543 | 0 |
| 131.66.19.8 | 2202145544 | 0 |
| 131.66.19.9 | 2202145545 | 0 |
| 131.66.19.10 | 2202145546 | 0 |
| 131.66.19.11 | 2202145547 | 0 |
| 131.66.19.12 | 2202145548 | 0 |
| 131.66.19.13 | 2202145549 | 0 |
| 131.66.19.14 | 2202145550 | 0 |
| 131.66.19.15 | 2202145551 | 0 |
| 131.66.19.16 | 2202145552 | 0 |
| 131.66.19.17 | 2202145553 | 0 |
| 131.66.19.18 | 2202145554 | 0 |
| 131.66.19.19 | 2202145555 | 0 |
| 131.66.19.20 | 2202145556 | 0 |
| 131.66.19.21 | 2202145557 | 0 |
| 131.66.19.22 | 2202145558 | 0 |
| 131.66.19.23 | 2202145559 | 0 |
| 131.66.19.24 | 2202145560 | 0 |
| 131.66.19.25 | 2202145561 | 0 |
| 131.66.19.26 | 2202145562 | 0 |
| 131.66.19.27 | 2202145563 | 0 |
| 131.66.19.28 | 2202145564 | 0 |
| 131.66.19.29 | 2202145565 | 0 |
| 131.66.19.30 | 2202145566 | 0 |
| 131.66.19.31 | 2202145567 | 0 |
| 131.66.19.32 | 2202145568 | 0 |
| 131.66.19.33 | 2202145569 | 0 |
| 131.66.19.34 | 2202145570 | 0 |
| 131.66.19.35 | 2202145571 | 0 |
| 131.66.19.36 | 2202145572 | 0 |
| 131.66.19.37 | 2202145573 | 0 |
| 131.66.19.38 | 2202145574 | 0 |
| 131.66.19.39 | 2202145575 | 0 |
| 131.66.19.40 | 2202145576 | 0 |
| 131.66.19.41 | 2202145577 | 0 |
| 131.66.19.42 | 2202145578 | 0 |
| 131.66.19.43 | 2202145579 | 0 |
| 131.66.19.44 | 2202145580 | 0 |
| 131.66.19.45 | 2202145581 | 0 |
| 131.66.19.46 | 2202145582 | 0 |
| 131.66.19.47 | 2202145583 | 0 |
| 131.66.19.48 | 2202145584 | 0 |
| 131.66.19.49 | 2202145585 | 0 |
| 131.66.19.50 | 2202145586 | 0 |
| 131.66.19.51 | 2202145587 | 0 |
| 131.66.19.52 | 2202145588 | 0 |
| 131.66.19.53 | 2202145589 | 0 |
| 131.66.19.54 | 2202145590 | 0 |
| 131.66.19.55 | 2202145591 | 0 |
| 131.66.19.56 | 2202145592 | 0 |
| 131.66.19.57 | 2202145593 | 0 |
| 131.66.19.58 | 2202145594 | 0 |
| 131.66.19.59 | 2202145595 | 0 |
| 131.66.19.60 | 2202145596 | 0 |
| 131.66.19.61 | 2202145597 | 0 |
| 131.66.19.62 | 2202145598 | 0 |
| 131.66.19.63 | 2202145599 | 0 |
| 131.66.19.64 | 2202145600 | 0 |
| 131.66.19.65 | 2202145601 | 0 |
| 131.66.19.66 | 2202145602 | 0 |
| 131.66.19.67 | 2202145603 | 0 |
| 131.66.19.68 | 2202145604 | 0 |
| 131.66.19.69 | 2202145605 | 0 |
| 131.66.19.70 | 2202145606 | 0 |
| 131.66.19.71 | 2202145607 | 0 |
| 131.66.19.72 | 2202145608 | 0 |
| 131.66.19.73 | 2202145609 | 0 |
| 131.66.19.74 | 2202145610 | 0 |
| 131.66.19.75 | 2202145611 | 0 |
| 131.66.19.76 | 2202145612 | 0 |
| 131.66.19.77 | 2202145613 | 0 |
| 131.66.19.78 | 2202145614 | 0 |
| 131.66.19.79 | 2202145615 | 0 |
| 131.66.19.80 | 2202145616 | 0 |
| 131.66.19.81 | 2202145617 | 0 |
| 131.66.19.82 | 2202145618 | 0 |
| 131.66.19.83 | 2202145619 | 0 |
| 131.66.19.84 | 2202145620 | 0 |
| 131.66.19.85 | 2202145621 | 0 |