The IP address 66.107.21 is provided by XO Communications, it's belong to the CDIR (Classless Inter-Domain Routing) 66.104.0.0/14 (range 66.104.0.0 to 66.107.255.255). The autonomous system number (ASN) is 2828.
| ASN | 2828 |
| IP starting by | 66.104.0.0 |
| IP ending by | 66.107.255.255 |
| ASN Name | XO Communications |
| CDIR | 66.104.0.0/14 |
| Numerical IP | |
| Registry | arin |
| Last update | 13/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Herndon | 38.9245 | -77.4019 | 2017-07-13 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-07-13 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 66.107.21.0 | 1114313984 | 0 |
| 66.107.21.1 | 1114313985 | 0 |
| 66.107.21.2 | 1114313986 | 0 |
| 66.107.21.3 | 1114313987 | 0 |
| 66.107.21.4 | 1114313988 | 0 |
| 66.107.21.5 | 1114313989 | 0 |
| 66.107.21.6 | 1114313990 | 0 |
| 66.107.21.7 | 1114313991 | 0 |
| 66.107.21.8 | 1114313992 | 0 |
| 66.107.21.9 | 1114313993 | 0 |
| 66.107.21.10 | 1114313994 | 0 |
| 66.107.21.11 | 1114313995 | 0 |
| 66.107.21.12 | 1114313996 | 0 |
| 66.107.21.13 | 1114313997 | 0 |
| 66.107.21.14 | 1114313998 | 0 |
| 66.107.21.15 | 1114313999 | 0 |
| 66.107.21.16 | 1114314000 | 0 |
| 66.107.21.17 | 1114314001 | 0 |
| 66.107.21.18 | 1114314002 | 0 |
| 66.107.21.19 | 1114314003 | 0 |
| 66.107.21.20 | 1114314004 | 0 |
| 66.107.21.21 | 1114314005 | 0 |
| 66.107.21.22 | 1114314006 | 0 |
| 66.107.21.23 | 1114314007 | 0 |
| 66.107.21.24 | 1114314008 | 0 |
| 66.107.21.25 | 1114314009 | 0 |
| 66.107.21.26 | 1114314010 | 0 |
| 66.107.21.27 | 1114314011 | 0 |
| 66.107.21.28 | 1114314012 | 0 |
| 66.107.21.29 | 1114314013 | 0 |
| 66.107.21.30 | 1114314014 | 0 |
| 66.107.21.31 | 1114314015 | 0 |
| 66.107.21.32 | 1114314016 | 0 |
| 66.107.21.33 | 1114314017 | 0 |
| 66.107.21.34 | 1114314018 | 0 |
| 66.107.21.35 | 1114314019 | 0 |
| 66.107.21.36 | 1114314020 | 0 |
| 66.107.21.37 | 1114314021 | 0 |
| 66.107.21.38 | 1114314022 | 0 |
| 66.107.21.39 | 1114314023 | 0 |
| 66.107.21.40 | 1114314024 | 0 |
| 66.107.21.41 | 1114314025 | 0 |
| 66.107.21.42 | 1114314026 | 0 |
| 66.107.21.43 | 1114314027 | 0 |
| 66.107.21.44 | 1114314028 | 0 |
| 66.107.21.45 | 1114314029 | 0 |
| 66.107.21.46 | 1114314030 | 0 |
| 66.107.21.47 | 1114314031 | 0 |
| 66.107.21.48 | 1114314032 | 0 |
| 66.107.21.49 | 1114314033 | 0 |
| 66.107.21.50 | 1114314034 | 0 |
| 66.107.21.51 | 1114314035 | 0 |
| 66.107.21.52 | 1114314036 | 0 |
| 66.107.21.53 | 1114314037 | 0 |
| 66.107.21.54 | 1114314038 | 0 |
| 66.107.21.55 | 1114314039 | 0 |
| 66.107.21.56 | 1114314040 | 0 |
| 66.107.21.57 | 1114314041 | 0 |
| 66.107.21.58 | 1114314042 | 0 |
| 66.107.21.59 | 1114314043 | 0 |
| 66.107.21.60 | 1114314044 | 0 |
| 66.107.21.61 | 1114314045 | 0 |
| 66.107.21.62 | 1114314046 | 0 |
| 66.107.21.63 | 1114314047 | 0 |
| 66.107.21.64 | 1114314048 | 0 |
| 66.107.21.65 | 1114314049 | 0 |
| 66.107.21.66 | 1114314050 | 0 |
| 66.107.21.67 | 1114314051 | 0 |
| 66.107.21.68 | 1114314052 | 0 |
| 66.107.21.69 | 1114314053 | 0 |
| 66.107.21.70 | 1114314054 | 0 |
| 66.107.21.71 | 1114314055 | 0 |
| 66.107.21.72 | 1114314056 | 0 |
| 66.107.21.73 | 1114314057 | 0 |
| 66.107.21.74 | 1114314058 | 0 |
| 66.107.21.75 | 1114314059 | 0 |
| 66.107.21.76 | 1114314060 | 0 |
| 66.107.21.77 | 1114314061 | 0 |
| 66.107.21.78 | 1114314062 | 0 |
| 66.107.21.79 | 1114314063 | 0 |
| 66.107.21.80 | 1114314064 | 0 |
| 66.107.21.81 | 1114314065 | 0 |
| 66.107.21.82 | 1114314066 | 0 |
| 66.107.21.83 | 1114314067 | 0 |
| 66.107.21.84 | 1114314068 | 0 |
| 66.107.21.85 | 1114314069 | 0 |