L'indirizzo IP 145.9.20 è fornito da SURFnet, che è di proprietà del CIDR (Classless Inter-Domain Routing) 145.9.0.0/16, IP tra 145.9.0.0 a 145.9.255.255 ). Il numero di sistema autonomo (ASN) è 1103.
| ASN | 1103 |
| IP inizia con | 145.9.0.0 |
| IP finale con | 145.9.255.255 |
| ASN Nome | SURFnet |
| CDIR | 145.9.0.0/16 |
| IP numerico | |
| Registe | ripencc |
| Ultimo aggiornamento | 10/08/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | NL | Netherlands | - | Delft | 52,0067 | 4,3556 | 2017-08-10 |
| MaxMind | NL | Netherlands | - | Utrecht | 52,0938 | 5,1191 | 2017-08-10 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.9.20.0 | 2433291264 | 0 |
| 145.9.20.1 | 2433291265 | 0 |
| 145.9.20.2 | 2433291266 | 0 |
| 145.9.20.3 | 2433291267 | 0 |
| 145.9.20.4 | 2433291268 | 0 |
| 145.9.20.5 | 2433291269 | 0 |
| 145.9.20.6 | 2433291270 | 0 |
| 145.9.20.7 | 2433291271 | 0 |
| 145.9.20.8 | 2433291272 | 0 |
| 145.9.20.9 | 2433291273 | 0 |
| 145.9.20.10 | 2433291274 | 0 |
| 145.9.20.11 | 2433291275 | 0 |
| 145.9.20.12 | 2433291276 | 0 |
| 145.9.20.13 | 2433291277 | 0 |
| 145.9.20.14 | 2433291278 | 0 |
| 145.9.20.15 | 2433291279 | 0 |
| 145.9.20.16 | 2433291280 | 0 |
| 145.9.20.17 | 2433291281 | 0 |
| 145.9.20.18 | 2433291282 | 0 |
| 145.9.20.19 | 2433291283 | 0 |
| 145.9.20.20 | 2433291284 | 0 |
| 145.9.20.21 | 2433291285 | 0 |
| 145.9.20.22 | 2433291286 | 0 |
| 145.9.20.23 | 2433291287 | 0 |
| 145.9.20.24 | 2433291288 | 0 |
| 145.9.20.25 | 2433291289 | 0 |
| 145.9.20.26 | 2433291290 | 0 |
| 145.9.20.27 | 2433291291 | 0 |
| 145.9.20.28 | 2433291292 | 0 |
| 145.9.20.29 | 2433291293 | 0 |
| 145.9.20.30 | 2433291294 | 0 |
| 145.9.20.31 | 2433291295 | 0 |
| 145.9.20.32 | 2433291296 | 0 |
| 145.9.20.33 | 2433291297 | 0 |
| 145.9.20.34 | 2433291298 | 0 |
| 145.9.20.35 | 2433291299 | 0 |
| 145.9.20.36 | 2433291300 | 0 |
| 145.9.20.37 | 2433291301 | 0 |
| 145.9.20.38 | 2433291302 | 0 |
| 145.9.20.39 | 2433291303 | 0 |
| 145.9.20.40 | 2433291304 | 0 |
| 145.9.20.41 | 2433291305 | 0 |
| 145.9.20.42 | 2433291306 | 0 |
| 145.9.20.43 | 2433291307 | 0 |
| 145.9.20.44 | 2433291308 | 0 |
| 145.9.20.45 | 2433291309 | 0 |
| 145.9.20.46 | 2433291310 | 0 |
| 145.9.20.47 | 2433291311 | 0 |
| 145.9.20.48 | 2433291312 | 0 |
| 145.9.20.49 | 2433291313 | 0 |
| 145.9.20.50 | 2433291314 | 0 |
| 145.9.20.51 | 2433291315 | 0 |
| 145.9.20.52 | 2433291316 | 0 |
| 145.9.20.53 | 2433291317 | 0 |
| 145.9.20.54 | 2433291318 | 0 |
| 145.9.20.55 | 2433291319 | 0 |
| 145.9.20.56 | 2433291320 | 0 |
| 145.9.20.57 | 2433291321 | 0 |
| 145.9.20.58 | 2433291322 | 0 |
| 145.9.20.59 | 2433291323 | 0 |
| 145.9.20.60 | 2433291324 | 0 |
| 145.9.20.61 | 2433291325 | 0 |
| 145.9.20.62 | 2433291326 | 0 |
| 145.9.20.63 | 2433291327 | 0 |
| 145.9.20.64 | 2433291328 | 0 |
| 145.9.20.65 | 2433291329 | 0 |
| 145.9.20.66 | 2433291330 | 0 |
| 145.9.20.67 | 2433291331 | 0 |
| 145.9.20.68 | 2433291332 | 0 |
| 145.9.20.69 | 2433291333 | 0 |
| 145.9.20.70 | 2433291334 | 0 |
| 145.9.20.71 | 2433291335 | 0 |
| 145.9.20.72 | 2433291336 | 0 |
| 145.9.20.73 | 2433291337 | 0 |
| 145.9.20.74 | 2433291338 | 0 |
| 145.9.20.75 | 2433291339 | 0 |
| 145.9.20.76 | 2433291340 | 0 |
| 145.9.20.77 | 2433291341 | 0 |
| 145.9.20.78 | 2433291342 | 0 |
| 145.9.20.79 | 2433291343 | 0 |
| 145.9.20.80 | 2433291344 | 0 |
| 145.9.20.81 | 2433291345 | 0 |
| 145.9.20.82 | 2433291346 | 0 |
| 145.9.20.83 | 2433291347 | 0 |
| 145.9.20.84 | 2433291348 | 0 |
| 145.9.20.85 | 2433291349 | 0 |
| IP | Numerical IP | DNS |
| 145.9.20.86 | 2433291350 | 0 |
| 145.9.20.87 | 2433291351 | 0 |
| 145.9.20.88 | 2433291352 | 0 |
| 145.9.20.89 | 2433291353 | 0 |
| 145.9.20.90 | 2433291354 | 0 |
| 145.9.20.91 | 2433291355 | 0 |
| 145.9.20.92 | 2433291356 | 0 |
| 145.9.20.93 | 2433291357 | 0 |
| 145.9.20.94 | 2433291358 | 0 |
| 145.9.20.95 | 2433291359 | 0 |
| 145.9.20.96 | 2433291360 | 0 |
| 145.9.20.97 | 2433291361 | 0 |
| 145.9.20.98 | 2433291362 | 0 |
| 145.9.20.99 | 2433291363 | 0 |
| 145.9.20.100 | 2433291364 | 0 |
| 145.9.20.101 | 2433291365 | 0 |
| 145.9.20.102 | 2433291366 | 0 |
| 145.9.20.103 | 2433291367 | 0 |
| 145.9.20.104 | 2433291368 | 0 |
| 145.9.20.105 | 2433291369 | 0 |
| 145.9.20.106 | 2433291370 | 0 |
| 145.9.20.107 | 2433291371 | 0 |
| 145.9.20.108 | 2433291372 | 0 |
| 145.9.20.109 | 2433291373 | 0 |
| 145.9.20.110 | 2433291374 | 0 |
| 145.9.20.111 | 2433291375 | 0 |
| 145.9.20.112 | 2433291376 | 0 |
| 145.9.20.113 | 2433291377 | 0 |
| 145.9.20.114 | 2433291378 | 0 |
| 145.9.20.115 | 2433291379 | 0 |
| 145.9.20.116 | 2433291380 | 0 |
| 145.9.20.117 | 2433291381 | 0 |
| 145.9.20.118 | 2433291382 | 0 |
| 145.9.20.119 | 2433291383 | 0 |
| 145.9.20.120 | 2433291384 | 0 |
| 145.9.20.121 | 2433291385 | 0 |
| 145.9.20.122 | 2433291386 | 0 |
| 145.9.20.123 | 2433291387 | 0 |
| 145.9.20.124 | 2433291388 | 0 |
| 145.9.20.125 | 2433291389 | 0 |
| 145.9.20.126 | 2433291390 | 0 |
| 145.9.20.127 | 2433291391 | 0 |
| 145.9.20.128 | 2433291392 | 0 |
| 145.9.20.129 | 2433291393 | 0 |
| 145.9.20.130 | 2433291394 | 0 |
| 145.9.20.131 | 2433291395 | 0 |
| 145.9.20.132 | 2433291396 | 0 |
| 145.9.20.133 | 2433291397 | 0 |
| 145.9.20.134 | 2433291398 | 0 |
| 145.9.20.135 | 2433291399 | 0 |
| 145.9.20.136 | 2433291400 | 0 |
| 145.9.20.137 | 2433291401 | 0 |
| 145.9.20.138 | 2433291402 | 0 |
| 145.9.20.139 | 2433291403 | 0 |
| 145.9.20.140 | 2433291404 | 0 |
| 145.9.20.141 | 2433291405 | 0 |
| 145.9.20.142 | 2433291406 | 0 |
| 145.9.20.143 | 2433291407 | 0 |
| 145.9.20.144 | 2433291408 | 0 |
| 145.9.20.145 | 2433291409 | 0 |
| 145.9.20.146 | 2433291410 | 0 |
| 145.9.20.147 | 2433291411 | 0 |
| 145.9.20.148 | 2433291412 | 0 |
| 145.9.20.149 | 2433291413 | 0 |
| 145.9.20.150 | 2433291414 | 0 |
| 145.9.20.151 | 2433291415 | 0 |
| 145.9.20.152 | 2433291416 | 0 |
| 145.9.20.153 | 2433291417 | 0 |
| 145.9.20.154 | 2433291418 | 0 |
| 145.9.20.155 | 2433291419 | 0 |
| 145.9.20.156 | 2433291420 | 0 |
| 145.9.20.157 | 2433291421 | 0 |
| 145.9.20.158 | 2433291422 | 0 |
| 145.9.20.159 | 2433291423 | 0 |
| 145.9.20.160 | 2433291424 | 0 |
| 145.9.20.161 | 2433291425 | 0 |
| 145.9.20.162 | 2433291426 | 0 |
| 145.9.20.163 | 2433291427 | 0 |
| 145.9.20.164 | 2433291428 | 0 |
| 145.9.20.165 | 2433291429 | 0 |
| 145.9.20.166 | 2433291430 | 0 |
| 145.9.20.167 | 2433291431 | 0 |
| 145.9.20.168 | 2433291432 | 0 |
| 145.9.20.169 | 2433291433 | 0 |
| 145.9.20.170 | 2433291434 | 0 |
| 145.9.20.171 | 2433291435 | 0 |
| IP | Numerical IP | DNS |
| 145.9.20.172 | 2433291436 | 0 |
| 145.9.20.173 | 2433291437 | 0 |
| 145.9.20.174 | 2433291438 | 0 |
| 145.9.20.175 | 2433291439 | 0 |
| 145.9.20.176 | 2433291440 | 0 |
| 145.9.20.177 | 2433291441 | 0 |
| 145.9.20.178 | 2433291442 | 0 |
| 145.9.20.179 | 2433291443 | 0 |
| 145.9.20.180 | 2433291444 | 0 |
| 145.9.20.181 | 2433291445 | 0 |
| 145.9.20.182 | 2433291446 | 0 |
| 145.9.20.183 | 2433291447 | 0 |
| 145.9.20.184 | 2433291448 | 0 |
| 145.9.20.185 | 2433291449 | 0 |
| 145.9.20.186 | 2433291450 | 0 |
| 145.9.20.187 | 2433291451 | 0 |
| 145.9.20.188 | 2433291452 | 0 |
| 145.9.20.189 | 2433291453 | 0 |
| 145.9.20.190 | 2433291454 | 0 |
| 145.9.20.191 | 2433291455 | 0 |
| 145.9.20.192 | 2433291456 | 0 |
| 145.9.20.193 | 2433291457 | 0 |
| 145.9.20.194 | 2433291458 | 0 |
| 145.9.20.195 | 2433291459 | 0 |
| 145.9.20.196 | 2433291460 | 0 |
| 145.9.20.197 | 2433291461 | 0 |
| 145.9.20.198 | 2433291462 | 0 |
| 145.9.20.199 | 2433291463 | 0 |
| 145.9.20.200 | 2433291464 | 0 |
| 145.9.20.201 | 2433291465 | 0 |
| 145.9.20.202 | 2433291466 | 0 |
| 145.9.20.203 | 2433291467 | 0 |
| 145.9.20.204 | 2433291468 | 0 |
| 145.9.20.205 | 2433291469 | 0 |
| 145.9.20.206 | 2433291470 | 0 |
| 145.9.20.207 | 2433291471 | 0 |
| 145.9.20.208 | 2433291472 | 0 |
| 145.9.20.209 | 2433291473 | 0 |
| 145.9.20.210 | 2433291474 | 0 |
| 145.9.20.211 | 2433291475 | 0 |
| 145.9.20.212 | 2433291476 | 0 |
| 145.9.20.213 | 2433291477 | 0 |
| 145.9.20.214 | 2433291478 | 0 |
| 145.9.20.215 | 2433291479 | 0 |
| 145.9.20.216 | 2433291480 | 0 |
| 145.9.20.217 | 2433291481 | 0 |
| 145.9.20.218 | 2433291482 | 0 |
| 145.9.20.219 | 2433291483 | 0 |
| 145.9.20.220 | 2433291484 | 0 |
| 145.9.20.221 | 2433291485 | 0 |
| 145.9.20.222 | 2433291486 | 0 |
| 145.9.20.223 | 2433291487 | 0 |
| 145.9.20.224 | 2433291488 | 0 |
| 145.9.20.225 | 2433291489 | 0 |
| 145.9.20.226 | 2433291490 | 0 |
| 145.9.20.227 | 2433291491 | 0 |
| 145.9.20.228 | 2433291492 | 0 |
| 145.9.20.229 | 2433291493 | 0 |
| 145.9.20.230 | 2433291494 | 0 |
| 145.9.20.231 | 2433291495 | 0 |
| 145.9.20.232 | 2433291496 | 0 |
| 145.9.20.233 | 2433291497 | 0 |
| 145.9.20.234 | 2433291498 | 0 |
| 145.9.20.235 | 2433291499 | 0 |
| 145.9.20.236 | 2433291500 | 0 |
| 145.9.20.237 | 2433291501 | 0 |
| 145.9.20.238 | 2433291502 | 0 |
| 145.9.20.239 | 2433291503 | 0 |
| 145.9.20.240 | 2433291504 | 0 |
| 145.9.20.241 | 2433291505 | 0 |
| 145.9.20.242 | 2433291506 | 0 |
| 145.9.20.243 | 2433291507 | 0 |
| 145.9.20.244 | 2433291508 | 0 |
| 145.9.20.245 | 2433291509 | 0 |
| 145.9.20.246 | 2433291510 | 0 |
| 145.9.20.247 | 2433291511 | 0 |
| 145.9.20.248 | 2433291512 | 0 |
| 145.9.20.249 | 2433291513 | 0 |
| 145.9.20.250 | 2433291514 | 0 |
| 145.9.20.251 | 2433291515 | 0 |
| 145.9.20.252 | 2433291516 | 0 |
| 145.9.20.253 | 2433291517 | 0 |
| 145.9.20.254 | 2433291518 | 0 |
| 145.9.20.255 | 2433291519 | 0 |