Les adresses IP débutant par 223.2.254 sont fournies par China Education and Research Network Center, elles appartiennent au CIDR (Classless Inter-Domain Routing) 223.2.0.0/15, le bloc IP comprant les adresses de 223.2.0.0 à 223.3.255.255). Le numéro de système autonome (ASN) est 4538.
| ASN | 4538 |
| IP commençant par | 223.2.0.0 |
| IP se terminant par | 223.3.255.255 |
| Nom ASN | China Education and Research Network Center |
| CDIR | 223.2.0.0/15 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 30/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | Chine | - | Nanjing | 32,0617 | 118,7778 | 2017-07-29 |
| MaxMind | CN | Chine | - | Nankin | 32,0617 | 118,7778 | 2017-07-29 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 223.2.254.0 | 3741515264 | 0 |
| 223.2.254.1 | 3741515265 | 0 |
| 223.2.254.2 | 3741515266 | 0 |
| 223.2.254.3 | 3741515267 | 0 |
| 223.2.254.4 | 3741515268 | 0 |
| 223.2.254.5 | 3741515269 | 0 |
| 223.2.254.6 | 3741515270 | 0 |
| 223.2.254.7 | 3741515271 | 0 |
| 223.2.254.8 | 3741515272 | 0 |
| 223.2.254.9 | 3741515273 | 0 |
| 223.2.254.10 | 3741515274 | 0 |
| 223.2.254.11 | 3741515275 | 0 |
| 223.2.254.12 | 3741515276 | 0 |
| 223.2.254.13 | 3741515277 | 0 |
| 223.2.254.14 | 3741515278 | 0 |
| 223.2.254.15 | 3741515279 | 0 |
| 223.2.254.16 | 3741515280 | 0 |
| 223.2.254.17 | 3741515281 | 0 |
| 223.2.254.18 | 3741515282 | 0 |
| 223.2.254.19 | 3741515283 | 0 |
| 223.2.254.20 | 3741515284 | 0 |
| 223.2.254.21 | 3741515285 | 0 |
| 223.2.254.22 | 3741515286 | 0 |
| 223.2.254.23 | 3741515287 | 0 |
| 223.2.254.24 | 3741515288 | 0 |
| 223.2.254.25 | 3741515289 | 0 |
| 223.2.254.26 | 3741515290 | 0 |
| 223.2.254.27 | 3741515291 | 0 |
| 223.2.254.28 | 3741515292 | 0 |
| 223.2.254.29 | 3741515293 | 0 |
| 223.2.254.30 | 3741515294 | 0 |
| 223.2.254.31 | 3741515295 | 0 |
| 223.2.254.32 | 3741515296 | 0 |
| 223.2.254.33 | 3741515297 | 0 |
| 223.2.254.34 | 3741515298 | 0 |
| 223.2.254.35 | 3741515299 | 0 |
| 223.2.254.36 | 3741515300 | 0 |
| 223.2.254.37 | 3741515301 | 0 |
| 223.2.254.38 | 3741515302 | 0 |
| 223.2.254.39 | 3741515303 | 0 |
| 223.2.254.40 | 3741515304 | 0 |
| 223.2.254.41 | 3741515305 | 0 |
| 223.2.254.42 | 3741515306 | 0 |
| 223.2.254.43 | 3741515307 | 0 |
| 223.2.254.44 | 3741515308 | 0 |
| 223.2.254.45 | 3741515309 | 0 |
| 223.2.254.46 | 3741515310 | 0 |
| 223.2.254.47 | 3741515311 | 0 |
| 223.2.254.48 | 3741515312 | 0 |
| 223.2.254.49 | 3741515313 | 0 |
| 223.2.254.50 | 3741515314 | 0 |
| 223.2.254.51 | 3741515315 | 0 |
| 223.2.254.52 | 3741515316 | 0 |
| 223.2.254.53 | 3741515317 | 0 |
| 223.2.254.54 | 3741515318 | 0 |
| 223.2.254.55 | 3741515319 | 0 |
| 223.2.254.56 | 3741515320 | 0 |
| 223.2.254.57 | 3741515321 | 0 |
| 223.2.254.58 | 3741515322 | 0 |
| 223.2.254.59 | 3741515323 | 0 |
| 223.2.254.60 | 3741515324 | 0 |
| 223.2.254.61 | 3741515325 | 0 |
| 223.2.254.62 | 3741515326 | 0 |
| 223.2.254.63 | 3741515327 | 0 |
| 223.2.254.64 | 3741515328 | 0 |
| 223.2.254.65 | 3741515329 | 0 |
| 223.2.254.66 | 3741515330 | 0 |
| 223.2.254.67 | 3741515331 | 0 |
| 223.2.254.68 | 3741515332 | 0 |
| 223.2.254.69 | 3741515333 | 0 |
| 223.2.254.70 | 3741515334 | 0 |
| 223.2.254.71 | 3741515335 | 0 |
| 223.2.254.72 | 3741515336 | 0 |
| 223.2.254.73 | 3741515337 | 0 |
| 223.2.254.74 | 3741515338 | 0 |
| 223.2.254.75 | 3741515339 | 0 |
| 223.2.254.76 | 3741515340 | 0 |
| 223.2.254.77 | 3741515341 | 0 |
| 223.2.254.78 | 3741515342 | 0 |
| 223.2.254.79 | 3741515343 | 0 |
| 223.2.254.80 | 3741515344 | 0 |
| 223.2.254.81 | 3741515345 | 0 |
| 223.2.254.82 | 3741515346 | 0 |
| 223.2.254.83 | 3741515347 | 0 |
| 223.2.254.84 | 3741515348 | 0 |
| 223.2.254.85 | 3741515349 | 0 |