Les adresses IP débutant par 145.98.91 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 145.98.0.0/16, le bloc IP comprant les adresses de 145.98.0.0 à 145.98.255.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 145.98.0.0 |
| IP se terminant par | 145.98.255.255 |
| Nom ASN | SURFnet |
| CDIR | 145.98.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 17/05/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Amsterdam | 52,374 | 4,8897 | 2019-05-16 |
| MaxMind | NL | Pays-Bas | - | Utrecht | 52,0938 | 5,1191 | 2019-05-16 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.98.91.0 | 2439142144 | 0 |
| 145.98.91.1 | 2439142145 | 0 |
| 145.98.91.2 | 2439142146 | 0 |
| 145.98.91.3 | 2439142147 | 0 |
| 145.98.91.4 | 2439142148 | 0 |
| 145.98.91.5 | 2439142149 | 0 |
| 145.98.91.6 | 2439142150 | 0 |
| 145.98.91.7 | 2439142151 | 0 |
| 145.98.91.8 | 2439142152 | 0 |
| 145.98.91.9 | 2439142153 | 0 |
| 145.98.91.10 | 2439142154 | 0 |
| 145.98.91.11 | 2439142155 | 0 |
| 145.98.91.12 | 2439142156 | 0 |
| 145.98.91.13 | 2439142157 | 0 |
| 145.98.91.14 | 2439142158 | 0 |
| 145.98.91.15 | 2439142159 | 0 |
| 145.98.91.16 | 2439142160 | 0 |
| 145.98.91.17 | 2439142161 | 0 |
| 145.98.91.18 | 2439142162 | 0 |
| 145.98.91.19 | 2439142163 | 0 |
| 145.98.91.20 | 2439142164 | 0 |
| 145.98.91.21 | 2439142165 | 0 |
| 145.98.91.22 | 2439142166 | 0 |
| 145.98.91.23 | 2439142167 | 0 |
| 145.98.91.24 | 2439142168 | 0 |
| 145.98.91.25 | 2439142169 | 0 |
| 145.98.91.26 | 2439142170 | 0 |
| 145.98.91.27 | 2439142171 | 0 |
| 145.98.91.28 | 2439142172 | 0 |
| 145.98.91.29 | 2439142173 | 0 |
| 145.98.91.30 | 2439142174 | 0 |
| 145.98.91.31 | 2439142175 | 0 |
| 145.98.91.32 | 2439142176 | 0 |
| 145.98.91.33 | 2439142177 | 0 |
| 145.98.91.34 | 2439142178 | 0 |
| 145.98.91.35 | 2439142179 | 0 |
| 145.98.91.36 | 2439142180 | 0 |
| 145.98.91.37 | 2439142181 | 0 |
| 145.98.91.38 | 2439142182 | 0 |
| 145.98.91.39 | 2439142183 | 0 |
| 145.98.91.40 | 2439142184 | 0 |
| 145.98.91.41 | 2439142185 | 0 |
| 145.98.91.42 | 2439142186 | 0 |
| 145.98.91.43 | 2439142187 | 0 |
| 145.98.91.44 | 2439142188 | 0 |
| 145.98.91.45 | 2439142189 | 0 |
| 145.98.91.46 | 2439142190 | 0 |
| 145.98.91.47 | 2439142191 | 0 |
| 145.98.91.48 | 2439142192 | 0 |
| 145.98.91.49 | 2439142193 | 0 |
| 145.98.91.50 | 2439142194 | 0 |
| 145.98.91.51 | 2439142195 | 0 |
| 145.98.91.52 | 2439142196 | 0 |
| 145.98.91.53 | 2439142197 | 0 |
| 145.98.91.54 | 2439142198 | 0 |
| 145.98.91.55 | 2439142199 | 0 |
| 145.98.91.56 | 2439142200 | 0 |
| 145.98.91.57 | 2439142201 | 0 |
| 145.98.91.58 | 2439142202 | 0 |
| 145.98.91.59 | 2439142203 | 0 |
| 145.98.91.60 | 2439142204 | 0 |
| 145.98.91.61 | 2439142205 | 0 |
| 145.98.91.62 | 2439142206 | 0 |
| 145.98.91.63 | 2439142207 | 0 |
| 145.98.91.64 | 2439142208 | 0 |
| 145.98.91.65 | 2439142209 | 0 |
| 145.98.91.66 | 2439142210 | 0 |
| 145.98.91.67 | 2439142211 | 0 |
| 145.98.91.68 | 2439142212 | 0 |
| 145.98.91.69 | 2439142213 | 0 |
| 145.98.91.70 | 2439142214 | 0 |
| 145.98.91.71 | 2439142215 | 0 |
| 145.98.91.72 | 2439142216 | 0 |
| 145.98.91.73 | 2439142217 | 0 |
| 145.98.91.74 | 2439142218 | 0 |
| 145.98.91.75 | 2439142219 | 0 |
| 145.98.91.76 | 2439142220 | 0 |
| 145.98.91.77 | 2439142221 | 0 |
| 145.98.91.78 | 2439142222 | 0 |
| 145.98.91.79 | 2439142223 | 0 |
| 145.98.91.80 | 2439142224 | 0 |
| 145.98.91.81 | 2439142225 | 0 |
| 145.98.91.82 | 2439142226 | 0 |
| 145.98.91.83 | 2439142227 | 0 |
| 145.98.91.84 | 2439142228 | 0 |
| 145.98.91.85 | 2439142229 | 0 |