Les adresses IP débutant par 81.20.250 sont fournies par , elles appartiennent au CIDR (Classless Inter-Domain Routing) 81.20.240.0/20, le bloc IP comprant les adresses de 81.20.240.0 à 81.20.255.255). Le numéro de système autonome (ASN) est 42580.
| ASN | 42580 |
| IP commençant par | 81.20.240.0 |
| IP se terminant par | 81.20.255.255 |
| Nom ASN | |
| CDIR | 81.20.240.0/20 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 04/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | PT | Portugal | - | Angra do Heroismo | 38,65 | -27,2167 | 2017-07-03 |
| MaxMind | PT | Portugal | - | Acores | 40,6839 | -8,4617 | 2017-07-03 |
| Whois | PT | - | - | - | -8 | 39 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.20.250.0 | 1360329216 | 0 |
| 81.20.250.1 | 1360329217 | 0 |
| 81.20.250.2 | 1360329218 | 0 |
| 81.20.250.3 | 1360329219 | 0 |
| 81.20.250.4 | 1360329220 | 0 |
| 81.20.250.5 | 1360329221 | 0 |
| 81.20.250.6 | 1360329222 | 0 |
| 81.20.250.7 | 1360329223 | 0 |
| 81.20.250.8 | 1360329224 | 0 |
| 81.20.250.9 | 1360329225 | 0 |
| 81.20.250.10 | 1360329226 | 0 |
| 81.20.250.11 | 1360329227 | 0 |
| 81.20.250.12 | 1360329228 | 0 |
| 81.20.250.13 | 1360329229 | 0 |
| 81.20.250.14 | 1360329230 | 0 |
| 81.20.250.15 | 1360329231 | 0 |
| 81.20.250.16 | 1360329232 | 0 |
| 81.20.250.17 | 1360329233 | 0 |
| 81.20.250.18 | 1360329234 | 0 |
| 81.20.250.19 | 1360329235 | 0 |
| 81.20.250.20 | 1360329236 | 0 |
| 81.20.250.21 | 1360329237 | 0 |
| 81.20.250.22 | 1360329238 | 0 |
| 81.20.250.23 | 1360329239 | 0 |
| 81.20.250.24 | 1360329240 | 0 |
| 81.20.250.25 | 1360329241 | 0 |
| 81.20.250.26 | 1360329242 | 0 |
| 81.20.250.27 | 1360329243 | 0 |
| 81.20.250.28 | 1360329244 | 0 |
| 81.20.250.29 | 1360329245 | 0 |
| 81.20.250.30 | 1360329246 | 0 |
| 81.20.250.31 | 1360329247 | 0 |
| 81.20.250.32 | 1360329248 | 0 |
| 81.20.250.33 | 1360329249 | 0 |
| 81.20.250.34 | 1360329250 | 0 |
| 81.20.250.35 | 1360329251 | 0 |
| 81.20.250.36 | 1360329252 | 0 |
| 81.20.250.37 | 1360329253 | 0 |
| 81.20.250.38 | 1360329254 | 0 |
| 81.20.250.39 | 1360329255 | 0 |
| 81.20.250.40 | 1360329256 | 0 |
| 81.20.250.41 | 1360329257 | 0 |
| 81.20.250.42 | 1360329258 | 0 |
| 81.20.250.43 | 1360329259 | 0 |
| 81.20.250.44 | 1360329260 | 0 |
| 81.20.250.45 | 1360329261 | 0 |
| 81.20.250.46 | 1360329262 | 0 |
| 81.20.250.47 | 1360329263 | 0 |
| 81.20.250.48 | 1360329264 | 0 |
| 81.20.250.49 | 1360329265 | 0 |
| 81.20.250.50 | 1360329266 | 0 |
| 81.20.250.51 | 1360329267 | 0 |
| 81.20.250.52 | 1360329268 | 0 |
| 81.20.250.53 | 1360329269 | 0 |
| 81.20.250.54 | 1360329270 | 0 |
| 81.20.250.55 | 1360329271 | 0 |
| 81.20.250.56 | 1360329272 | 0 |
| 81.20.250.57 | 1360329273 | 0 |
| 81.20.250.58 | 1360329274 | 0 |
| 81.20.250.59 | 1360329275 | 0 |
| 81.20.250.60 | 1360329276 | 0 |
| 81.20.250.61 | 1360329277 | 0 |
| 81.20.250.62 | 1360329278 | 0 |
| 81.20.250.63 | 1360329279 | 0 |
| 81.20.250.64 | 1360329280 | 0 |
| 81.20.250.65 | 1360329281 | 0 |
| 81.20.250.66 | 1360329282 | 0 |
| 81.20.250.67 | 1360329283 | 0 |
| 81.20.250.68 | 1360329284 | 0 |
| 81.20.250.69 | 1360329285 | 0 |
| 81.20.250.70 | 1360329286 | 0 |
| 81.20.250.71 | 1360329287 | 0 |
| 81.20.250.72 | 1360329288 | 0 |
| 81.20.250.73 | 1360329289 | 0 |
| 81.20.250.74 | 1360329290 | 0 |
| 81.20.250.75 | 1360329291 | 0 |
| 81.20.250.76 | 1360329292 | 0 |
| 81.20.250.77 | 1360329293 | 0 |
| 81.20.250.78 | 1360329294 | 0 |
| 81.20.250.79 | 1360329295 | 0 |
| 81.20.250.80 | 1360329296 | 0 |
| 81.20.250.81 | 1360329297 | 0 |
| 81.20.250.82 | 1360329298 | 0 |
| 81.20.250.83 | 1360329299 | 0 |
| 81.20.250.84 | 1360329300 | 0 |
| 81.20.250.85 | 1360329301 | 0 |