Les adresses IP débutant par 192.87.63 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 192.87.0.0/16, le bloc IP comprant les adresses de 192.87.0.0 à 192.87.255.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 192.87.0.0 |
| IP se terminant par | 192.87.255.255 |
| Nom ASN | SURFnet |
| CDIR | 192.87.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 25/02/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Groningen | 53,2192 | 6,5667 | 2018-02-25 |
| MaxMind | NL | Pays-Bas | - | - | 52,3824 | 4,8995 | 2018-02-25 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 192.87.63.0 | 3226943232 | 0 |
| 192.87.63.1 | 3226943233 | 0 |
| 192.87.63.2 | 3226943234 | 0 |
| 192.87.63.3 | 3226943235 | 0 |
| 192.87.63.4 | 3226943236 | 0 |
| 192.87.63.5 | 3226943237 | 0 |
| 192.87.63.6 | 3226943238 | 0 |
| 192.87.63.7 | 3226943239 | 0 |
| 192.87.63.8 | 3226943240 | 0 |
| 192.87.63.9 | 3226943241 | 0 |
| 192.87.63.10 | 3226943242 | 0 |
| 192.87.63.11 | 3226943243 | 0 |
| 192.87.63.12 | 3226943244 | 0 |
| 192.87.63.13 | 3226943245 | 0 |
| 192.87.63.14 | 3226943246 | 0 |
| 192.87.63.15 | 3226943247 | 0 |
| 192.87.63.16 | 3226943248 | 0 |
| 192.87.63.17 | 3226943249 | 0 |
| 192.87.63.18 | 3226943250 | 0 |
| 192.87.63.19 | 3226943251 | 0 |
| 192.87.63.20 | 3226943252 | 0 |
| 192.87.63.21 | 3226943253 | 0 |
| 192.87.63.22 | 3226943254 | 0 |
| 192.87.63.23 | 3226943255 | 0 |
| 192.87.63.24 | 3226943256 | 0 |
| 192.87.63.25 | 3226943257 | 0 |
| 192.87.63.26 | 3226943258 | 0 |
| 192.87.63.27 | 3226943259 | 0 |
| 192.87.63.28 | 3226943260 | 0 |
| 192.87.63.29 | 3226943261 | 0 |
| 192.87.63.30 | 3226943262 | 0 |
| 192.87.63.31 | 3226943263 | 0 |
| 192.87.63.32 | 3226943264 | 0 |
| 192.87.63.33 | 3226943265 | 0 |
| 192.87.63.34 | 3226943266 | 0 |
| 192.87.63.35 | 3226943267 | 0 |
| 192.87.63.36 | 3226943268 | 0 |
| 192.87.63.37 | 3226943269 | 0 |
| 192.87.63.38 | 3226943270 | 0 |
| 192.87.63.39 | 3226943271 | 0 |
| 192.87.63.40 | 3226943272 | 0 |
| 192.87.63.41 | 3226943273 | 0 |
| 192.87.63.42 | 3226943274 | 0 |
| 192.87.63.43 | 3226943275 | 0 |
| 192.87.63.44 | 3226943276 | 0 |
| 192.87.63.45 | 3226943277 | 0 |
| 192.87.63.46 | 3226943278 | 0 |
| 192.87.63.47 | 3226943279 | 0 |
| 192.87.63.48 | 3226943280 | 0 |
| 192.87.63.49 | 3226943281 | 0 |
| 192.87.63.50 | 3226943282 | 0 |
| 192.87.63.51 | 3226943283 | 0 |
| 192.87.63.52 | 3226943284 | 0 |
| 192.87.63.53 | 3226943285 | 0 |
| 192.87.63.54 | 3226943286 | 0 |
| 192.87.63.55 | 3226943287 | 0 |
| 192.87.63.56 | 3226943288 | 0 |
| 192.87.63.57 | 3226943289 | 0 |
| 192.87.63.58 | 3226943290 | 0 |
| 192.87.63.59 | 3226943291 | 0 |
| 192.87.63.60 | 3226943292 | 0 |
| 192.87.63.61 | 3226943293 | 0 |
| 192.87.63.62 | 3226943294 | 0 |
| 192.87.63.63 | 3226943295 | 0 |
| 192.87.63.64 | 3226943296 | 0 |
| 192.87.63.65 | 3226943297 | 0 |
| 192.87.63.66 | 3226943298 | 0 |
| 192.87.63.67 | 3226943299 | 0 |
| 192.87.63.68 | 3226943300 | 0 |
| 192.87.63.69 | 3226943301 | 0 |
| 192.87.63.70 | 3226943302 | 0 |
| 192.87.63.71 | 3226943303 | 0 |
| 192.87.63.72 | 3226943304 | 0 |
| 192.87.63.73 | 3226943305 | 0 |
| 192.87.63.74 | 3226943306 | 0 |
| 192.87.63.75 | 3226943307 | 0 |
| 192.87.63.76 | 3226943308 | 0 |
| 192.87.63.77 | 3226943309 | 0 |
| 192.87.63.78 | 3226943310 | 0 |
| 192.87.63.79 | 3226943311 | 0 |
| 192.87.63.80 | 3226943312 | 0 |
| 192.87.63.81 | 3226943313 | 0 |
| 192.87.63.82 | 3226943314 | 0 |
| 192.87.63.83 | 3226943315 | 0 |
| 192.87.63.84 | 3226943316 | 0 |
| 192.87.63.85 | 3226943317 | 0 |