The IP address 21.88.48 is provided by China Education and Research Network Center, it's belong to the CDIR (Classless Inter-Domain Routing) 22.30.204.0/23 (range 22.30.204.0 to 22.30.205.255). The autonomous system number (ASN) is 4538.
| ASN | 4538 |
| IP starting by | 22.30.204.0 |
| IP ending by | 22.30.205.255 |
| ASN Name | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| Numerical IP | |
| Registry | |
| Last update | 15/02/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2018-02-15 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2018-02-15 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.88.48.0 | 358100992 | 0 |
| 21.88.48.1 | 358100993 | 0 |
| 21.88.48.2 | 358100994 | 0 |
| 21.88.48.3 | 358100995 | 0 |
| 21.88.48.4 | 358100996 | 0 |
| 21.88.48.5 | 358100997 | 0 |
| 21.88.48.6 | 358100998 | 0 |
| 21.88.48.7 | 358100999 | 0 |
| 21.88.48.8 | 358101000 | 0 |
| 21.88.48.9 | 358101001 | 0 |
| 21.88.48.10 | 358101002 | 0 |
| 21.88.48.11 | 358101003 | 0 |
| 21.88.48.12 | 358101004 | 0 |
| 21.88.48.13 | 358101005 | 0 |
| 21.88.48.14 | 358101006 | 0 |
| 21.88.48.15 | 358101007 | 0 |
| 21.88.48.16 | 358101008 | 0 |
| 21.88.48.17 | 358101009 | 0 |
| 21.88.48.18 | 358101010 | 0 |
| 21.88.48.19 | 358101011 | 0 |
| 21.88.48.20 | 358101012 | 0 |
| 21.88.48.21 | 358101013 | 0 |
| 21.88.48.22 | 358101014 | 0 |
| 21.88.48.23 | 358101015 | 0 |
| 21.88.48.24 | 358101016 | 0 |
| 21.88.48.25 | 358101017 | 0 |
| 21.88.48.26 | 358101018 | 0 |
| 21.88.48.27 | 358101019 | 0 |
| 21.88.48.28 | 358101020 | 0 |
| 21.88.48.29 | 358101021 | 0 |
| 21.88.48.30 | 358101022 | 0 |
| 21.88.48.31 | 358101023 | 0 |
| 21.88.48.32 | 358101024 | 0 |
| 21.88.48.33 | 358101025 | 0 |
| 21.88.48.34 | 358101026 | 0 |
| 21.88.48.35 | 358101027 | 0 |
| 21.88.48.36 | 358101028 | 0 |
| 21.88.48.37 | 358101029 | 0 |
| 21.88.48.38 | 358101030 | 0 |
| 21.88.48.39 | 358101031 | 0 |
| 21.88.48.40 | 358101032 | 0 |
| 21.88.48.41 | 358101033 | 0 |
| 21.88.48.42 | 358101034 | 0 |
| 21.88.48.43 | 358101035 | 0 |
| 21.88.48.44 | 358101036 | 0 |
| 21.88.48.45 | 358101037 | 0 |
| 21.88.48.46 | 358101038 | 0 |
| 21.88.48.47 | 358101039 | 0 |
| 21.88.48.48 | 358101040 | 0 |
| 21.88.48.49 | 358101041 | 0 |
| 21.88.48.50 | 358101042 | 0 |
| 21.88.48.51 | 358101043 | 0 |
| 21.88.48.52 | 358101044 | 0 |
| 21.88.48.53 | 358101045 | 0 |
| 21.88.48.54 | 358101046 | 0 |
| 21.88.48.55 | 358101047 | 0 |
| 21.88.48.56 | 358101048 | 0 |
| 21.88.48.57 | 358101049 | 0 |
| 21.88.48.58 | 358101050 | 0 |
| 21.88.48.59 | 358101051 | 0 |
| 21.88.48.60 | 358101052 | 0 |
| 21.88.48.61 | 358101053 | 0 |
| 21.88.48.62 | 358101054 | 0 |
| 21.88.48.63 | 358101055 | 0 |
| 21.88.48.64 | 358101056 | 0 |
| 21.88.48.65 | 358101057 | 0 |
| 21.88.48.66 | 358101058 | 0 |
| 21.88.48.67 | 358101059 | 0 |
| 21.88.48.68 | 358101060 | 0 |
| 21.88.48.69 | 358101061 | 0 |
| 21.88.48.70 | 358101062 | 0 |
| 21.88.48.71 | 358101063 | 0 |
| 21.88.48.72 | 358101064 | 0 |
| 21.88.48.73 | 358101065 | 0 |
| 21.88.48.74 | 358101066 | 0 |
| 21.88.48.75 | 358101067 | 0 |
| 21.88.48.76 | 358101068 | 0 |
| 21.88.48.77 | 358101069 | 0 |
| 21.88.48.78 | 358101070 | 0 |
| 21.88.48.79 | 358101071 | 0 |
| 21.88.48.80 | 358101072 | 0 |
| 21.88.48.81 | 358101073 | 0 |
| 21.88.48.82 | 358101074 | 0 |
| 21.88.48.83 | 358101075 | 0 |
| 21.88.48.84 | 358101076 | 0 |
| 21.88.48.85 | 358101077 | 0 |