Die IP-Adresse 21.87.85 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 | 26.10.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Columbus | 39,9664 | -83,0128 | 2017-10-26 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2017-10-26 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.87.85.0 | 358044928 | 0 |
| 21.87.85.1 | 358044929 | 0 |
| 21.87.85.2 | 358044930 | 0 |
| 21.87.85.3 | 358044931 | 0 |
| 21.87.85.4 | 358044932 | 0 |
| 21.87.85.5 | 358044933 | 0 |
| 21.87.85.6 | 358044934 | 0 |
| 21.87.85.7 | 358044935 | 0 |
| 21.87.85.8 | 358044936 | 0 |
| 21.87.85.9 | 358044937 | 0 |
| 21.87.85.10 | 358044938 | 0 |
| 21.87.85.11 | 358044939 | 0 |
| 21.87.85.12 | 358044940 | 0 |
| 21.87.85.13 | 358044941 | 0 |
| 21.87.85.14 | 358044942 | 0 |
| 21.87.85.15 | 358044943 | 0 |
| 21.87.85.16 | 358044944 | 0 |
| 21.87.85.17 | 358044945 | 0 |
| 21.87.85.18 | 358044946 | 0 |
| 21.87.85.19 | 358044947 | 0 |
| 21.87.85.20 | 358044948 | 0 |
| 21.87.85.21 | 358044949 | 0 |
| 21.87.85.22 | 358044950 | 0 |
| 21.87.85.23 | 358044951 | 0 |
| 21.87.85.24 | 358044952 | 0 |
| 21.87.85.25 | 358044953 | 0 |
| 21.87.85.26 | 358044954 | 0 |
| 21.87.85.27 | 358044955 | 0 |
| 21.87.85.28 | 358044956 | 0 |
| 21.87.85.29 | 358044957 | 0 |
| 21.87.85.30 | 358044958 | 0 |
| 21.87.85.31 | 358044959 | 0 |
| 21.87.85.32 | 358044960 | 0 |
| 21.87.85.33 | 358044961 | 0 |
| 21.87.85.34 | 358044962 | 0 |
| 21.87.85.35 | 358044963 | 0 |
| 21.87.85.36 | 358044964 | 0 |
| 21.87.85.37 | 358044965 | 0 |
| 21.87.85.38 | 358044966 | 0 |
| 21.87.85.39 | 358044967 | 0 |
| 21.87.85.40 | 358044968 | 0 |
| 21.87.85.41 | 358044969 | 0 |
| 21.87.85.42 | 358044970 | 0 |
| 21.87.85.43 | 358044971 | 0 |
| 21.87.85.44 | 358044972 | 0 |
| 21.87.85.45 | 358044973 | 0 |
| 21.87.85.46 | 358044974 | 0 |
| 21.87.85.47 | 358044975 | 0 |
| 21.87.85.48 | 358044976 | 0 |
| 21.87.85.49 | 358044977 | 0 |
| 21.87.85.50 | 358044978 | 0 |
| 21.87.85.51 | 358044979 | 0 |
| 21.87.85.52 | 358044980 | 0 |
| 21.87.85.53 | 358044981 | 0 |
| 21.87.85.54 | 358044982 | 0 |
| 21.87.85.55 | 358044983 | 0 |
| 21.87.85.56 | 358044984 | 0 |
| 21.87.85.57 | 358044985 | 0 |
| 21.87.85.58 | 358044986 | 0 |
| 21.87.85.59 | 358044987 | 0 |
| 21.87.85.60 | 358044988 | 0 |
| 21.87.85.61 | 358044989 | 0 |
| 21.87.85.62 | 358044990 | 0 |
| 21.87.85.63 | 358044991 | 0 |
| 21.87.85.64 | 358044992 | 0 |
| 21.87.85.65 | 358044993 | 0 |
| 21.87.85.66 | 358044994 | 0 |
| 21.87.85.67 | 358044995 | 0 |
| 21.87.85.68 | 358044996 | 0 |
| 21.87.85.69 | 358044997 | 0 |
| 21.87.85.70 | 358044998 | 0 |
| 21.87.85.71 | 358044999 | 0 |
| 21.87.85.72 | 358045000 | 0 |
| 21.87.85.73 | 358045001 | 0 |
| 21.87.85.74 | 358045002 | 0 |
| 21.87.85.75 | 358045003 | 0 |
| 21.87.85.76 | 358045004 | 0 |
| 21.87.85.77 | 358045005 | 0 |
| 21.87.85.78 | 358045006 | 0 |
| 21.87.85.79 | 358045007 | 0 |
| 21.87.85.80 | 358045008 | 0 |
| 21.87.85.81 | 358045009 | 0 |
| 21.87.85.82 | 358045010 | 0 |
| 21.87.85.83 | 358045011 | 0 |
| 21.87.85.84 | 358045012 | 0 |
| 21.87.85.85 | 358045013 | 0 |