The IP address 21.78.27 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 | 12/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2017-07-12 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-07-12 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.78.27.0 | 357440256 | 0 |
| 21.78.27.1 | 357440257 | 0 |
| 21.78.27.2 | 357440258 | 0 |
| 21.78.27.3 | 357440259 | 0 |
| 21.78.27.4 | 357440260 | 0 |
| 21.78.27.5 | 357440261 | 0 |
| 21.78.27.6 | 357440262 | 0 |
| 21.78.27.7 | 357440263 | 0 |
| 21.78.27.8 | 357440264 | 0 |
| 21.78.27.9 | 357440265 | 0 |
| 21.78.27.10 | 357440266 | 0 |
| 21.78.27.11 | 357440267 | 0 |
| 21.78.27.12 | 357440268 | 0 |
| 21.78.27.13 | 357440269 | 0 |
| 21.78.27.14 | 357440270 | 0 |
| 21.78.27.15 | 357440271 | 0 |
| 21.78.27.16 | 357440272 | 0 |
| 21.78.27.17 | 357440273 | 0 |
| 21.78.27.18 | 357440274 | 0 |
| 21.78.27.19 | 357440275 | 0 |
| 21.78.27.20 | 357440276 | 0 |
| 21.78.27.21 | 357440277 | 0 |
| 21.78.27.22 | 357440278 | 0 |
| 21.78.27.23 | 357440279 | 0 |
| 21.78.27.24 | 357440280 | 0 |
| 21.78.27.25 | 357440281 | 0 |
| 21.78.27.26 | 357440282 | 0 |
| 21.78.27.27 | 357440283 | 0 |
| 21.78.27.28 | 357440284 | 0 |
| 21.78.27.29 | 357440285 | 0 |
| 21.78.27.30 | 357440286 | 0 |
| 21.78.27.31 | 357440287 | 0 |
| 21.78.27.32 | 357440288 | 0 |
| 21.78.27.33 | 357440289 | 0 |
| 21.78.27.34 | 357440290 | 0 |
| 21.78.27.35 | 357440291 | 0 |
| 21.78.27.36 | 357440292 | 0 |
| 21.78.27.37 | 357440293 | 0 |
| 21.78.27.38 | 357440294 | 0 |
| 21.78.27.39 | 357440295 | 0 |
| 21.78.27.40 | 357440296 | 0 |
| 21.78.27.41 | 357440297 | 0 |
| 21.78.27.42 | 357440298 | 0 |
| 21.78.27.43 | 357440299 | 0 |
| 21.78.27.44 | 357440300 | 0 |
| 21.78.27.45 | 357440301 | 0 |
| 21.78.27.46 | 357440302 | 0 |
| 21.78.27.47 | 357440303 | 0 |
| 21.78.27.48 | 357440304 | 0 |
| 21.78.27.49 | 357440305 | 0 |
| 21.78.27.50 | 357440306 | 0 |
| 21.78.27.51 | 357440307 | 0 |
| 21.78.27.52 | 357440308 | 0 |
| 21.78.27.53 | 357440309 | 0 |
| 21.78.27.54 | 357440310 | 0 |
| 21.78.27.55 | 357440311 | 0 |
| 21.78.27.56 | 357440312 | 0 |
| 21.78.27.57 | 357440313 | 0 |
| 21.78.27.58 | 357440314 | 0 |
| 21.78.27.59 | 357440315 | 0 |
| 21.78.27.60 | 357440316 | 0 |
| 21.78.27.61 | 357440317 | 0 |
| 21.78.27.62 | 357440318 | 0 |
| 21.78.27.63 | 357440319 | 0 |
| 21.78.27.64 | 357440320 | 0 |
| 21.78.27.65 | 357440321 | 0 |
| 21.78.27.66 | 357440322 | 0 |
| 21.78.27.67 | 357440323 | 0 |
| 21.78.27.68 | 357440324 | 0 |
| 21.78.27.69 | 357440325 | 0 |
| 21.78.27.70 | 357440326 | 0 |
| 21.78.27.71 | 357440327 | 0 |
| 21.78.27.72 | 357440328 | 0 |
| 21.78.27.73 | 357440329 | 0 |
| 21.78.27.74 | 357440330 | 0 |
| 21.78.27.75 | 357440331 | 0 |
| 21.78.27.76 | 357440332 | 0 |
| 21.78.27.77 | 357440333 | 0 |
| 21.78.27.78 | 357440334 | 0 |
| 21.78.27.79 | 357440335 | 0 |
| 21.78.27.80 | 357440336 | 0 |
| 21.78.27.81 | 357440337 | 0 |
| 21.78.27.82 | 357440338 | 0 |
| 21.78.27.83 | 357440339 | 0 |
| 21.78.27.84 | 357440340 | 0 |
| 21.78.27.85 | 357440341 | 0 |