La dirección IP 21.78.61 es proporcionada por China Education and Research Network Center, que es propiedad de la CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP entre 22.30.204.0 a 22.30.205.255 ). El número de sistema autónomo (ASN) es 4538.
| ASN | 4538 |
| IP que comienzan con | 22.30.204.0 |
| IP que termina con | 22.30.205.255 |
| ASN Nombre | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numérica | |
| Registe | |
| Última actualización | 11/10/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-10-11 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-10-11 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.78.61.0 | 357448960 | 0 |
| 21.78.61.1 | 357448961 | 0 |
| 21.78.61.2 | 357448962 | 0 |
| 21.78.61.3 | 357448963 | 0 |
| 21.78.61.4 | 357448964 | 0 |
| 21.78.61.5 | 357448965 | 0 |
| 21.78.61.6 | 357448966 | 0 |
| 21.78.61.7 | 357448967 | 0 |
| 21.78.61.8 | 357448968 | 0 |
| 21.78.61.9 | 357448969 | 0 |
| 21.78.61.10 | 357448970 | 0 |
| 21.78.61.11 | 357448971 | 0 |
| 21.78.61.12 | 357448972 | 0 |
| 21.78.61.13 | 357448973 | 0 |
| 21.78.61.14 | 357448974 | 0 |
| 21.78.61.15 | 357448975 | 0 |
| 21.78.61.16 | 357448976 | 0 |
| 21.78.61.17 | 357448977 | 0 |
| 21.78.61.18 | 357448978 | 0 |
| 21.78.61.19 | 357448979 | 0 |
| 21.78.61.20 | 357448980 | 0 |
| 21.78.61.21 | 357448981 | 0 |
| 21.78.61.22 | 357448982 | 0 |
| 21.78.61.23 | 357448983 | 0 |
| 21.78.61.24 | 357448984 | 0 |
| 21.78.61.25 | 357448985 | 0 |
| 21.78.61.26 | 357448986 | 0 |
| 21.78.61.27 | 357448987 | 0 |
| 21.78.61.28 | 357448988 | 0 |
| 21.78.61.29 | 357448989 | 0 |
| 21.78.61.30 | 357448990 | 0 |
| 21.78.61.31 | 357448991 | 0 |
| 21.78.61.32 | 357448992 | 0 |
| 21.78.61.33 | 357448993 | 0 |
| 21.78.61.34 | 357448994 | 0 |
| 21.78.61.35 | 357448995 | 0 |
| 21.78.61.36 | 357448996 | 0 |
| 21.78.61.37 | 357448997 | 0 |
| 21.78.61.38 | 357448998 | 0 |
| 21.78.61.39 | 357448999 | 0 |
| 21.78.61.40 | 357449000 | 0 |
| 21.78.61.41 | 357449001 | 0 |
| 21.78.61.42 | 357449002 | 0 |
| 21.78.61.43 | 357449003 | 0 |
| 21.78.61.44 | 357449004 | 0 |
| 21.78.61.45 | 357449005 | 0 |
| 21.78.61.46 | 357449006 | 0 |
| 21.78.61.47 | 357449007 | 0 |
| 21.78.61.48 | 357449008 | 0 |
| 21.78.61.49 | 357449009 | 0 |
| 21.78.61.50 | 357449010 | 0 |
| 21.78.61.51 | 357449011 | 0 |
| 21.78.61.52 | 357449012 | 0 |
| 21.78.61.53 | 357449013 | 0 |
| 21.78.61.54 | 357449014 | 0 |
| 21.78.61.55 | 357449015 | 0 |
| 21.78.61.56 | 357449016 | 0 |
| 21.78.61.57 | 357449017 | 0 |
| 21.78.61.58 | 357449018 | 0 |
| 21.78.61.59 | 357449019 | 0 |
| 21.78.61.60 | 357449020 | 0 |
| 21.78.61.61 | 357449021 | 0 |
| 21.78.61.62 | 357449022 | 0 |
| 21.78.61.63 | 357449023 | 0 |
| 21.78.61.64 | 357449024 | 0 |
| 21.78.61.65 | 357449025 | 0 |
| 21.78.61.66 | 357449026 | 0 |
| 21.78.61.67 | 357449027 | 0 |
| 21.78.61.68 | 357449028 | 0 |
| 21.78.61.69 | 357449029 | 0 |
| 21.78.61.70 | 357449030 | 0 |
| 21.78.61.71 | 357449031 | 0 |
| 21.78.61.72 | 357449032 | 0 |
| 21.78.61.73 | 357449033 | 0 |
| 21.78.61.74 | 357449034 | 0 |
| 21.78.61.75 | 357449035 | 0 |
| 21.78.61.76 | 357449036 | 0 |
| 21.78.61.77 | 357449037 | 0 |
| 21.78.61.78 | 357449038 | 0 |
| 21.78.61.79 | 357449039 | 0 |
| 21.78.61.80 | 357449040 | 0 |
| 21.78.61.81 | 357449041 | 0 |
| 21.78.61.82 | 357449042 | 0 |
| 21.78.61.83 | 357449043 | 0 |
| 21.78.61.84 | 357449044 | 0 |
| 21.78.61.85 | 357449045 | 0 |