The IP address 131.77.72 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 | 14/05/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Phoenix | 33.4484 | -112.074 | 2019-05-14 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2019-05-14 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.77.72.0 | 2202880000 | 0 |
| 131.77.72.1 | 2202880001 | 0 |
| 131.77.72.2 | 2202880002 | 0 |
| 131.77.72.3 | 2202880003 | 0 |
| 131.77.72.4 | 2202880004 | 0 |
| 131.77.72.5 | 2202880005 | 0 |
| 131.77.72.6 | 2202880006 | 0 |
| 131.77.72.7 | 2202880007 | 0 |
| 131.77.72.8 | 2202880008 | 0 |
| 131.77.72.9 | 2202880009 | 0 |
| 131.77.72.10 | 2202880010 | 0 |
| 131.77.72.11 | 2202880011 | 0 |
| 131.77.72.12 | 2202880012 | 0 |
| 131.77.72.13 | 2202880013 | 0 |
| 131.77.72.14 | 2202880014 | 0 |
| 131.77.72.15 | 2202880015 | 0 |
| 131.77.72.16 | 2202880016 | 0 |
| 131.77.72.17 | 2202880017 | 0 |
| 131.77.72.18 | 2202880018 | 0 |
| 131.77.72.19 | 2202880019 | 0 |
| 131.77.72.20 | 2202880020 | 0 |
| 131.77.72.21 | 2202880021 | 0 |
| 131.77.72.22 | 2202880022 | 0 |
| 131.77.72.23 | 2202880023 | 0 |
| 131.77.72.24 | 2202880024 | 0 |
| 131.77.72.25 | 2202880025 | 0 |
| 131.77.72.26 | 2202880026 | 0 |
| 131.77.72.27 | 2202880027 | 0 |
| 131.77.72.28 | 2202880028 | 0 |
| 131.77.72.29 | 2202880029 | 0 |
| 131.77.72.30 | 2202880030 | 0 |
| 131.77.72.31 | 2202880031 | 0 |
| 131.77.72.32 | 2202880032 | 0 |
| 131.77.72.33 | 2202880033 | 0 |
| 131.77.72.34 | 2202880034 | 0 |
| 131.77.72.35 | 2202880035 | 0 |
| 131.77.72.36 | 2202880036 | 0 |
| 131.77.72.37 | 2202880037 | 0 |
| 131.77.72.38 | 2202880038 | 0 |
| 131.77.72.39 | 2202880039 | 0 |
| 131.77.72.40 | 2202880040 | 0 |
| 131.77.72.41 | 2202880041 | 0 |
| 131.77.72.42 | 2202880042 | 0 |
| 131.77.72.43 | 2202880043 | 0 |
| 131.77.72.44 | 2202880044 | 0 |
| 131.77.72.45 | 2202880045 | 0 |
| 131.77.72.46 | 2202880046 | 0 |
| 131.77.72.47 | 2202880047 | 0 |
| 131.77.72.48 | 2202880048 | 0 |
| 131.77.72.49 | 2202880049 | 0 |
| 131.77.72.50 | 2202880050 | 0 |
| 131.77.72.51 | 2202880051 | 0 |
| 131.77.72.52 | 2202880052 | 0 |
| 131.77.72.53 | 2202880053 | 0 |
| 131.77.72.54 | 2202880054 | 0 |
| 131.77.72.55 | 2202880055 | 0 |
| 131.77.72.56 | 2202880056 | 0 |
| 131.77.72.57 | 2202880057 | 0 |
| 131.77.72.58 | 2202880058 | 0 |
| 131.77.72.59 | 2202880059 | 0 |
| 131.77.72.60 | 2202880060 | 0 |
| 131.77.72.61 | 2202880061 | 0 |
| 131.77.72.62 | 2202880062 | 0 |
| 131.77.72.63 | 2202880063 | 0 |
| 131.77.72.64 | 2202880064 | 0 |
| 131.77.72.65 | 2202880065 | 0 |
| 131.77.72.66 | 2202880066 | 0 |
| 131.77.72.67 | 2202880067 | 0 |
| 131.77.72.68 | 2202880068 | 0 |
| 131.77.72.69 | 2202880069 | 0 |
| 131.77.72.70 | 2202880070 | 0 |
| 131.77.72.71 | 2202880071 | 0 |
| 131.77.72.72 | 2202880072 | 0 |
| 131.77.72.73 | 2202880073 | 0 |
| 131.77.72.74 | 2202880074 | 0 |
| 131.77.72.75 | 2202880075 | 0 |
| 131.77.72.76 | 2202880076 | 0 |
| 131.77.72.77 | 2202880077 | 0 |
| 131.77.72.78 | 2202880078 | 0 |
| 131.77.72.79 | 2202880079 | 0 |
| 131.77.72.80 | 2202880080 | 0 |
| 131.77.72.81 | 2202880081 | 0 |
| 131.77.72.82 | 2202880082 | 0 |
| 131.77.72.83 | 2202880083 | 0 |
| 131.77.72.84 | 2202880084 | 0 |
| 131.77.72.85 | 2202880085 | 0 |