Die IP-Adresse 21.90.36 erfolgt über China Education and Research Network Center, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 22.30.204.0/23 (Bereich 22.30.204.0, 22.30.205.255). Die autonomen Systemnummer (ASN) ist 4538.
| ASN | 4538 |
| Ausgehend von IP | 22.30.204.0 |
| Beendigung durch IP | 22.30.205.255 |
| ASN-Namen | China Education and Research Network Center |
| GGDV | 22.30.204.0/23 |
| Numerische IP | |
| Registrierung | |
| Letztes update | 07.08.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Columbus | 39,9664 | -83,0128 | 2017-08-29 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2017-08-29 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.90.36.0 | 358228992 | 0 |
| 21.90.36.1 | 358228993 | 0 |
| 21.90.36.2 | 358228994 | 0 |
| 21.90.36.3 | 358228995 | 0 |
| 21.90.36.4 | 358228996 | 0 |
| 21.90.36.5 | 358228997 | 0 |
| 21.90.36.6 | 358228998 | 0 |
| 21.90.36.7 | 358228999 | 0 |
| 21.90.36.8 | 358229000 | 0 |
| 21.90.36.9 | 358229001 | 0 |
| 21.90.36.10 | 358229002 | 0 |
| 21.90.36.11 | 358229003 | 0 |
| 21.90.36.12 | 358229004 | 0 |
| 21.90.36.13 | 358229005 | 0 |
| 21.90.36.14 | 358229006 | 0 |
| 21.90.36.15 | 358229007 | 0 |
| 21.90.36.16 | 358229008 | 0 |
| 21.90.36.17 | 358229009 | 0 |
| 21.90.36.18 | 358229010 | 0 |
| 21.90.36.19 | 358229011 | 0 |
| 21.90.36.20 | 358229012 | 0 |
| 21.90.36.21 | 358229013 | 0 |
| 21.90.36.22 | 358229014 | 0 |
| 21.90.36.23 | 358229015 | 0 |
| 21.90.36.24 | 358229016 | 0 |
| 21.90.36.25 | 358229017 | 0 |
| 21.90.36.26 | 358229018 | 0 |
| 21.90.36.27 | 358229019 | 0 |
| 21.90.36.28 | 358229020 | 0 |
| 21.90.36.29 | 358229021 | 0 |
| 21.90.36.30 | 358229022 | 0 |
| 21.90.36.31 | 358229023 | 0 |
| 21.90.36.32 | 358229024 | 0 |
| 21.90.36.33 | 358229025 | 0 |
| 21.90.36.34 | 358229026 | 0 |
| 21.90.36.35 | 358229027 | 0 |
| 21.90.36.36 | 358229028 | 0 |
| 21.90.36.37 | 358229029 | 0 |
| 21.90.36.38 | 358229030 | 0 |
| 21.90.36.39 | 358229031 | 0 |
| 21.90.36.40 | 358229032 | 0 |
| 21.90.36.41 | 358229033 | 0 |
| 21.90.36.42 | 358229034 | 0 |
| 21.90.36.43 | 358229035 | 0 |
| 21.90.36.44 | 358229036 | 0 |
| 21.90.36.45 | 358229037 | 0 |
| 21.90.36.46 | 358229038 | 0 |
| 21.90.36.47 | 358229039 | 0 |
| 21.90.36.48 | 358229040 | 0 |
| 21.90.36.49 | 358229041 | 0 |
| 21.90.36.50 | 358229042 | 0 |
| 21.90.36.51 | 358229043 | 0 |
| 21.90.36.52 | 358229044 | 0 |
| 21.90.36.53 | 358229045 | 0 |
| 21.90.36.54 | 358229046 | 0 |
| 21.90.36.55 | 358229047 | 0 |
| 21.90.36.56 | 358229048 | 0 |
| 21.90.36.57 | 358229049 | 0 |
| 21.90.36.58 | 358229050 | 0 |
| 21.90.36.59 | 358229051 | 0 |
| 21.90.36.60 | 358229052 | 0 |
| 21.90.36.61 | 358229053 | 0 |
| 21.90.36.62 | 358229054 | 0 |
| 21.90.36.63 | 358229055 | 0 |
| 21.90.36.64 | 358229056 | 0 |
| 21.90.36.65 | 358229057 | 0 |
| 21.90.36.66 | 358229058 | 0 |
| 21.90.36.67 | 358229059 | 0 |
| 21.90.36.68 | 358229060 | 0 |
| 21.90.36.69 | 358229061 | 0 |
| 21.90.36.70 | 358229062 | 0 |
| 21.90.36.71 | 358229063 | 0 |
| 21.90.36.72 | 358229064 | 0 |
| 21.90.36.73 | 358229065 | 0 |
| 21.90.36.74 | 358229066 | 0 |
| 21.90.36.75 | 358229067 | 0 |
| 21.90.36.76 | 358229068 | 0 |
| 21.90.36.77 | 358229069 | 0 |
| 21.90.36.78 | 358229070 | 0 |
| 21.90.36.79 | 358229071 | 0 |
| 21.90.36.80 | 358229072 | 0 |
| 21.90.36.81 | 358229073 | 0 |
| 21.90.36.82 | 358229074 | 0 |
| 21.90.36.83 | 358229075 | 0 |
| 21.90.36.84 | 358229076 | 0 |
| 21.90.36.85 | 358229077 | 0 |