AS1101

SURF B.V.

AS 1101 IP-EEND-AS

Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

1,903,872 IP addresses
ASN1101
NameIP-EEND-AS
OrganizationSURF B.V.
CountryThe Netherlands  
RegistryARIN
IPv4 addresses1,903,872
IPv6 /64 networks217
Prefixes17
Other ASN allocated to SURF B.V.
ASN Name IP addresses
1103 SURFNET-NL 7,221,760
1128 TUDELFT-NL 196,608
1161 AS-TUE 69,632
1133 UTWENTE-AS 65,536
1147 MCL-AS 32,768
1145 Kennisnet-AS 4,096
1152 SIVON-AS 2,048
1149 SURFNET-AS 1,280
1102 SMEERBOEL-AS 768
1172 SURFNET-AS 0
1167 SURFNET-AS 0
1181 SURFNET-AS 0
1168 SURFNET-AS 0
1180 SURFNET-AS 0
1169 SURFNET-AS 0
1179 SURFNET-AS 0
1178 SURFNET-AS 0
1177 SURFNET-AS 0
1170 SURFNET-AS 0
1171 SURFNET-AS 0
1176 SURFNET-AS 0
1174 SURFNET-AS 0
1173 SURFNET-AS 0
1175 SURFNET-AS 0
1182 SURFNET-AS 0
1199 SPEELTUIN-AS 0
1198 UNSPECIFIED 0
1196 SURFNET-AS 0
1195 SURFNET-AS 0
1194 SURFNET-AS 0
1193 SURFNET-AS 0
1192 SURFNET-AS 0
1191 SURFNET-AS 0
1190 UNSPECIFIED 0
1189 SURFNET-AS 0
1188 SURFNET-AS 0
1187 SURFNET-AS 0
1186 SURFNET-AS 0
1185 SURFNET-AS 0
1184 SURFNET-AS 0
1183 SURFNET-AS 0
196613 SURFNET-NL 0
1166 netSURF-AS 0
1143 notinuse-AS 0
1142 WKAPNET 0
1141 TUE-Spacelabs 0
1139 UNSPECIFIED 0
1138 UNSPECIFIED 0
1132 METEOGROUP-AS 0
1131 SURFNET-AS 0
1130 UNSPECIFIED 0
1129 UNIMAAS-NL 0
1127 UNSPECIFIED 0
1125 UNSPECIFIED 0
1108 SURFNET-AS 0
1107 SURFNET-AS 0
1106 SURFNET-AS 0
1144 SURFNET-AS 0
1146 OS3-AS 0
1148 LOFAR-AS 0
1165 SURFNET-AS 0
1164 SURFNET-AS 0
1163 SURFNET-AS 0
1162 SURFsara-AS 0
1160 SURFNET-AS 0
1159 SURFNET-AS 0
1158 SURFNET-AS 0
1157 SURFNET-AS 0
1156 SURFNET-AS 0
1155 UNSPECIFIED 0
1154 SURFNET-AS 0
1153 TWENTE-RESEARCH-AS 0
1151 SURFNET-AS 0
1150 SURFNET-AS 0
1105 SURFNET-L3VPN-AS 0
IPv4 Prefixes for AS1101
Network Location Addresses
145.102.4.0/23 Onweer   Utrecht (Binnenstad) 512
145.192.0.0/12 SURFnet III a   Utrecht 1,048,576
145.208.0.0/13 SURFnet III b   Utrecht 524,288
145.216.0.0/15 SURFnet III c   Utrecht 131,072
145.220.0.0/16 SURFnet III d   Utrecht 65,536
145.99.0.0/16 Surfnet Various   Utrecht (Binnenstad) 65,536
185.100.59.0/24 In use by public IRC server the Eris Free Network   Hilversum 256
192.12.54.0/24 Ip-Eend   Utrecht 256
192.150.94.0/24 Ip-Eend   Utrecht 256
192.16.200.0/24 Surf B.V.   Utrecht 256
192.42.117.0/24 Surf B.V.   Amsterdam 256
192.42.118.0/24 Surf B.V.   Amsterdam 256
192.42.119.0/24 Surf B.V.   Amsterdam 256
192.42.128.0/22 Surf B.V.   Amsterdam 1,024
44.137.0.0/16 Surf B.V.   Amsterdam 65,536
IPv6 Prefixes for AS1101
Network Location /64 Prefixes
2001:67c:12d8::/48 In use by public IRC server the Eris Free Network   Hilversum 216
2001:67c:6ec::/48 Surf B.V.   Utrecht 216