Les adresses IP débutant par 145.9.45 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 145.9.0.0/16, le bloc IP comprant les adresses de 145.9.0.0 à 145.9.255.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 145.9.0.0 |
| IP se terminant par | 145.9.255.255 |
| Nom ASN | SURFnet |
| CDIR | 145.9.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 07/11/2020 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Utrecht | 52,0908 | 5,1222 | 2020-11-07 |
| MaxMind | NL | Pays-Bas | - | Utrecht | 52,0938 | 5,1191 | 2020-11-07 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.9.45.0 | 2433297664 | 0 |
| 145.9.45.1 | 2433297665 | 0 |
| 145.9.45.2 | 2433297666 | 0 |
| 145.9.45.3 | 2433297667 | 0 |
| 145.9.45.4 | 2433297668 | 0 |
| 145.9.45.5 | 2433297669 | 0 |
| 145.9.45.6 | 2433297670 | 0 |
| 145.9.45.7 | 2433297671 | 0 |
| 145.9.45.8 | 2433297672 | 0 |
| 145.9.45.9 | 2433297673 | 0 |
| 145.9.45.10 | 2433297674 | 0 |
| 145.9.45.11 | 2433297675 | 0 |
| 145.9.45.12 | 2433297676 | 0 |
| 145.9.45.13 | 2433297677 | 0 |
| 145.9.45.14 | 2433297678 | 0 |
| 145.9.45.15 | 2433297679 | 0 |
| 145.9.45.16 | 2433297680 | 0 |
| 145.9.45.17 | 2433297681 | 0 |
| 145.9.45.18 | 2433297682 | 0 |
| 145.9.45.19 | 2433297683 | 0 |
| 145.9.45.20 | 2433297684 | 0 |
| 145.9.45.21 | 2433297685 | 0 |
| 145.9.45.22 | 2433297686 | 0 |
| 145.9.45.23 | 2433297687 | 0 |
| 145.9.45.24 | 2433297688 | 0 |
| 145.9.45.25 | 2433297689 | 0 |
| 145.9.45.26 | 2433297690 | 0 |
| 145.9.45.27 | 2433297691 | 0 |
| 145.9.45.28 | 2433297692 | 0 |
| 145.9.45.29 | 2433297693 | 0 |
| 145.9.45.30 | 2433297694 | 0 |
| 145.9.45.31 | 2433297695 | 0 |
| 145.9.45.32 | 2433297696 | 0 |
| 145.9.45.33 | 2433297697 | 0 |
| 145.9.45.34 | 2433297698 | 0 |
| 145.9.45.35 | 2433297699 | 0 |
| 145.9.45.36 | 2433297700 | 0 |
| 145.9.45.37 | 2433297701 | 0 |
| 145.9.45.38 | 2433297702 | 0 |
| 145.9.45.39 | 2433297703 | 0 |
| 145.9.45.40 | 2433297704 | 0 |
| 145.9.45.41 | 2433297705 | 0 |
| 145.9.45.42 | 2433297706 | 0 |
| 145.9.45.43 | 2433297707 | 0 |
| 145.9.45.44 | 2433297708 | 0 |
| 145.9.45.45 | 2433297709 | 0 |
| 145.9.45.46 | 2433297710 | 0 |
| 145.9.45.47 | 2433297711 | 0 |
| 145.9.45.48 | 2433297712 | 0 |
| 145.9.45.49 | 2433297713 | 0 |
| 145.9.45.50 | 2433297714 | 0 |
| 145.9.45.51 | 2433297715 | 0 |
| 145.9.45.52 | 2433297716 | 0 |
| 145.9.45.53 | 2433297717 | 0 |
| 145.9.45.54 | 2433297718 | 0 |
| 145.9.45.55 | 2433297719 | 0 |
| 145.9.45.56 | 2433297720 | 0 |
| 145.9.45.57 | 2433297721 | 0 |
| 145.9.45.58 | 2433297722 | 0 |
| 145.9.45.59 | 2433297723 | 0 |
| 145.9.45.60 | 2433297724 | 0 |
| 145.9.45.61 | 2433297725 | 0 |
| 145.9.45.62 | 2433297726 | 0 |
| 145.9.45.63 | 2433297727 | 0 |
| 145.9.45.64 | 2433297728 | 0 |
| 145.9.45.65 | 2433297729 | 0 |
| 145.9.45.66 | 2433297730 | 0 |
| 145.9.45.67 | 2433297731 | 0 |
| 145.9.45.68 | 2433297732 | 0 |
| 145.9.45.69 | 2433297733 | 0 |
| 145.9.45.70 | 2433297734 | 0 |
| 145.9.45.71 | 2433297735 | 0 |
| 145.9.45.72 | 2433297736 | 0 |
| 145.9.45.73 | 2433297737 | 0 |
| 145.9.45.74 | 2433297738 | 0 |
| 145.9.45.75 | 2433297739 | 0 |
| 145.9.45.76 | 2433297740 | 0 |
| 145.9.45.77 | 2433297741 | 0 |
| 145.9.45.78 | 2433297742 | 0 |
| 145.9.45.79 | 2433297743 | 0 |
| 145.9.45.80 | 2433297744 | 0 |
| 145.9.45.81 | 2433297745 | 0 |
| 145.9.45.82 | 2433297746 | 0 |
| 145.9.45.83 | 2433297747 | 0 |
| 145.9.45.84 | 2433297748 | 0 |
| 145.9.45.85 | 2433297749 | 0 |
| IP | Numerical IP | DNS |
| 145.9.45.86 | 2433297750 | 0 |
| 145.9.45.87 | 2433297751 | 0 |
| 145.9.45.88 | 2433297752 | 0 |
| 145.9.45.89 | 2433297753 | 0 |
| 145.9.45.90 | 2433297754 | 0 |
| 145.9.45.91 | 2433297755 | 0 |
| 145.9.45.92 | 2433297756 | 0 |
| 145.9.45.93 | 2433297757 | 0 |
| 145.9.45.94 | 2433297758 | 0 |
| 145.9.45.95 | 2433297759 | 0 |
| 145.9.45.96 | 2433297760 | 0 |
| 145.9.45.97 | 2433297761 | 0 |
| 145.9.45.98 | 2433297762 | 0 |
| 145.9.45.99 | 2433297763 | 0 |
| 145.9.45.100 | 2433297764 | 0 |
| 145.9.45.101 | 2433297765 | 0 |
| 145.9.45.102 | 2433297766 | 0 |
| 145.9.45.103 | 2433297767 | 0 |
| 145.9.45.104 | 2433297768 | 0 |
| 145.9.45.105 | 2433297769 | 0 |
| 145.9.45.106 | 2433297770 | 0 |
| 145.9.45.107 | 2433297771 | 0 |
| 145.9.45.108 | 2433297772 | 0 |
| 145.9.45.109 | 2433297773 | 0 |
| 145.9.45.110 | 2433297774 | 0 |
| 145.9.45.111 | 2433297775 | 0 |
| 145.9.45.112 | 2433297776 | 0 |
| 145.9.45.113 | 2433297777 | 0 |
| 145.9.45.114 | 2433297778 | 0 |
| 145.9.45.115 | 2433297779 | 0 |
| 145.9.45.116 | 2433297780 | 0 |
| 145.9.45.117 | 2433297781 | 0 |
| 145.9.45.118 | 2433297782 | 0 |
| 145.9.45.119 | 2433297783 | 0 |
| 145.9.45.120 | 2433297784 | 0 |
| 145.9.45.121 | 2433297785 | 0 |
| 145.9.45.122 | 2433297786 | 0 |
| 145.9.45.123 | 2433297787 | 0 |
| 145.9.45.124 | 2433297788 | 0 |
| 145.9.45.125 | 2433297789 | 0 |
| 145.9.45.126 | 2433297790 | 0 |
| 145.9.45.127 | 2433297791 | 0 |
| 145.9.45.128 | 2433297792 | 0 |
| 145.9.45.129 | 2433297793 | 0 |
| 145.9.45.130 | 2433297794 | 0 |
| 145.9.45.131 | 2433297795 | 0 |
| 145.9.45.132 | 2433297796 | 0 |
| 145.9.45.133 | 2433297797 | 0 |
| 145.9.45.134 | 2433297798 | 0 |
| 145.9.45.135 | 2433297799 | 0 |
| 145.9.45.136 | 2433297800 | 0 |
| 145.9.45.137 | 2433297801 | 0 |
| 145.9.45.138 | 2433297802 | 0 |
| 145.9.45.139 | 2433297803 | 0 |
| 145.9.45.140 | 2433297804 | 0 |
| 145.9.45.141 | 2433297805 | 0 |
| 145.9.45.142 | 2433297806 | 0 |
| 145.9.45.143 | 2433297807 | 0 |
| 145.9.45.144 | 2433297808 | 0 |
| 145.9.45.145 | 2433297809 | 0 |
| 145.9.45.146 | 2433297810 | 0 |
| 145.9.45.147 | 2433297811 | 0 |
| 145.9.45.148 | 2433297812 | 0 |
| 145.9.45.149 | 2433297813 | 0 |
| 145.9.45.150 | 2433297814 | 0 |
| 145.9.45.151 | 2433297815 | 0 |
| 145.9.45.152 | 2433297816 | 0 |
| 145.9.45.153 | 2433297817 | 0 |
| 145.9.45.154 | 2433297818 | 0 |
| 145.9.45.155 | 2433297819 | 0 |
| 145.9.45.156 | 2433297820 | 0 |
| 145.9.45.157 | 2433297821 | 0 |
| 145.9.45.158 | 2433297822 | 0 |
| 145.9.45.159 | 2433297823 | 0 |
| 145.9.45.160 | 2433297824 | 0 |
| 145.9.45.161 | 2433297825 | 0 |
| 145.9.45.162 | 2433297826 | 0 |
| 145.9.45.163 | 2433297827 | 0 |
| 145.9.45.164 | 2433297828 | 0 |
| 145.9.45.165 | 2433297829 | 0 |
| 145.9.45.166 | 2433297830 | 0 |
| 145.9.45.167 | 2433297831 | 0 |
| 145.9.45.168 | 2433297832 | 0 |
| 145.9.45.169 | 2433297833 | 0 |
| 145.9.45.170 | 2433297834 | 0 |
| 145.9.45.171 | 2433297835 | 0 |
| IP | Numerical IP | DNS |
| 145.9.45.172 | 2433297836 | 0 |
| 145.9.45.173 | 2433297837 | 0 |
| 145.9.45.174 | 2433297838 | 0 |
| 145.9.45.175 | 2433297839 | 0 |
| 145.9.45.176 | 2433297840 | 0 |
| 145.9.45.177 | 2433297841 | 0 |
| 145.9.45.178 | 2433297842 | 0 |
| 145.9.45.179 | 2433297843 | 0 |
| 145.9.45.180 | 2433297844 | 0 |
| 145.9.45.181 | 2433297845 | 0 |
| 145.9.45.182 | 2433297846 | 0 |
| 145.9.45.183 | 2433297847 | 0 |
| 145.9.45.184 | 2433297848 | 0 |
| 145.9.45.185 | 2433297849 | 0 |
| 145.9.45.186 | 2433297850 | 0 |
| 145.9.45.187 | 2433297851 | 0 |
| 145.9.45.188 | 2433297852 | 0 |
| 145.9.45.189 | 2433297853 | 0 |
| 145.9.45.190 | 2433297854 | 0 |
| 145.9.45.191 | 2433297855 | 0 |
| 145.9.45.192 | 2433297856 | 0 |
| 145.9.45.193 | 2433297857 | 0 |
| 145.9.45.194 | 2433297858 | 0 |
| 145.9.45.195 | 2433297859 | 0 |
| 145.9.45.196 | 2433297860 | 0 |
| 145.9.45.197 | 2433297861 | 0 |
| 145.9.45.198 | 2433297862 | 0 |
| 145.9.45.199 | 2433297863 | 0 |
| 145.9.45.200 | 2433297864 | 0 |
| 145.9.45.201 | 2433297865 | 0 |
| 145.9.45.202 | 2433297866 | 0 |
| 145.9.45.203 | 2433297867 | 0 |
| 145.9.45.204 | 2433297868 | 0 |
| 145.9.45.205 | 2433297869 | 0 |
| 145.9.45.206 | 2433297870 | 0 |
| 145.9.45.207 | 2433297871 | 0 |
| 145.9.45.208 | 2433297872 | 0 |
| 145.9.45.209 | 2433297873 | 0 |
| 145.9.45.210 | 2433297874 | 0 |
| 145.9.45.211 | 2433297875 | 0 |
| 145.9.45.212 | 2433297876 | 0 |
| 145.9.45.213 | 2433297877 | 0 |
| 145.9.45.214 | 2433297878 | 0 |
| 145.9.45.215 | 2433297879 | 0 |
| 145.9.45.216 | 2433297880 | 0 |
| 145.9.45.217 | 2433297881 | 0 |
| 145.9.45.218 | 2433297882 | 0 |
| 145.9.45.219 | 2433297883 | 0 |
| 145.9.45.220 | 2433297884 | 0 |
| 145.9.45.221 | 2433297885 | 0 |
| 145.9.45.222 | 2433297886 | 0 |
| 145.9.45.223 | 2433297887 | 0 |
| 145.9.45.224 | 2433297888 | 0 |
| 145.9.45.225 | 2433297889 | 0 |
| 145.9.45.226 | 2433297890 | 0 |
| 145.9.45.227 | 2433297891 | 0 |
| 145.9.45.228 | 2433297892 | 0 |
| 145.9.45.229 | 2433297893 | 0 |
| 145.9.45.230 | 2433297894 | 0 |
| 145.9.45.231 | 2433297895 | 0 |
| 145.9.45.232 | 2433297896 | 0 |
| 145.9.45.233 | 2433297897 | 0 |
| 145.9.45.234 | 2433297898 | 0 |
| 145.9.45.235 | 2433297899 | 0 |
| 145.9.45.236 | 2433297900 | 0 |
| 145.9.45.237 | 2433297901 | 0 |
| 145.9.45.238 | 2433297902 | 0 |
| 145.9.45.239 | 2433297903 | 0 |
| 145.9.45.240 | 2433297904 | 0 |
| 145.9.45.241 | 2433297905 | 0 |
| 145.9.45.242 | 2433297906 | 0 |
| 145.9.45.243 | 2433297907 | 0 |
| 145.9.45.244 | 2433297908 | 0 |
| 145.9.45.245 | 2433297909 | 0 |
| 145.9.45.246 | 2433297910 | 0 |
| 145.9.45.247 | 2433297911 | 0 |
| 145.9.45.248 | 2433297912 | 0 |
| 145.9.45.249 | 2433297913 | 0 |
| 145.9.45.250 | 2433297914 | 0 |
| 145.9.45.251 | 2433297915 | 0 |
| 145.9.45.252 | 2433297916 | 0 |
| 145.9.45.253 | 2433297917 | 0 |
| 145.9.45.254 | 2433297918 | 0 |
| 145.9.45.255 | 2433297919 | 0 |