Prefix | IP Count | Visibility | RPKI | Organization |
---|---|---|---|---|
145.144.0.0/12 | 1,048,576 | 88% | Valid |
-
|
145.140.0.0/14 | 262,144 | 88% | Valid |
-
|
145.120.0.0/14 | 262,144 | 88% | Valid |
-
|
145.74.0.0/15 | 131,072 | 88% | Valid |
-
|
145.92.0.0/15 | 131,072 | 88% | Valid |
-
|
145.2.0.0/15 | 131,072 | 88% | Valid |
-
|
145.100.0.0/15 | 131,072 | 88% | Valid |
-
|
145.48.0.0/15 | 131,072 | 88% | Valid |
-
|
145.88.0.0/15 | 131,072 | 88% | Valid |
-
|
145.124.0.0/15 | 131,072 | 88% | Valid |
-
|
145.28.0.0/15 | 131,072 | 88% | Valid |
-
|
145.38.0.0/15 | 131,072 | 88% | Valid |
-
|
145.136.0.0/15 | 131,072 | 88% | Valid |
-
|
145.102.0.0/16 | 65,536 | 88% | Valid |
-
|
145.91.0.0/16 | 65,536 | 88% | Valid |
-
|
141.252.0.0/16 | 65,536 | 88% | Valid |
![]()
Noordelijke Hogeschool Leeuwarden
|
145.19.0.0/16 | 65,536 | 88% | Valid |
-
|
145.108.0.0/16 | 65,536 | 88% | Valid |
-
|
145.9.0.0/16 | 65,536 | 88% | Valid |
-
|
145.51.0.0/16 | 65,536 | 88% | Valid |
-
|
145.33.0.0/16 | 65,536 | 88% | Valid |
![]()
SURF B.V.
|
145.5.0.0/16 | 65,536 | 88% | Valid |
![]()
Erasmus Universiteit Rotterdam
|
145.85.0.0/16 | 65,536 | 88% | Valid |
![]()
SURF B.V.
|
145.90.0.0/16 | 65,536 | 88% | Valid |
-
|
145.103.0.0/16 | 65,536 | 88% | Valid |
-
|
134.221.0.0/16 | 65,536 | 88% | Valid |
![]()
TNO
|
130.37.0.0/16 | 65,536 | 88% | Valid |
![]()
Stichting VU
|
129.125.0.0/16 | 65,536 | 88% | Valid |
![]()
Rijksuniversiteit Groningen
|
130.112.0.0/16 | 65,536 | 88% | Valid |
![]()
Netherlands Energy Research Foundation ECN
|
137.224.0.0/16 | 65,536 | 88% | Valid |
![]()
Wageningen Universiteit
|
131.224.0.0/16 | 65,536 | 88% | Valid |
![]()
Rijksinstituut voor Volksgezondheid en Milieuhygiene
|
139.63.0.0/16 | 65,536 | 88% | Unknown |
![]()
Various Registries (Maintained by ARIN)
|
137.56.0.0/16 | 65,536 | 88% | Valid |
![]()
Universiteit van Tilburg
|
137.120.0.0/16 | 65,536 | 88% | Valid |
![]()
Universiteit Maastricht
|
131.211.0.0/16 | 65,536 | 88% | Valid |
![]()
Universiteit Utrecht
|
136.231.0.0/16 | 65,536 | 88% | Valid |
![]()
Stichting Deltares
|
132.229.0.0/16 | 65,536 | 88% | Valid |
![]()
Universiteit Leiden
|
131.174.0.0/16 | 65,536 | 88% | Valid |
![]()
Radboud Universiteit Nijmegen
|
145.76.0.0/16 | 65,536 | 88% | Valid |
-
|
145.81.0.0/16 | 65,536 | 88% | Valid |
-
|
145.118.0.0/16 | 65,536 | 88% | Valid |
-
|
145.20.0.0/16 | 65,536 | 88% | Valid |
-
|
143.121.0.0/16 | 65,536 | 88% | Unknown |
![]()
Various Registries (Maintained by ARIN)
|
145.44.0.0/16 | 65,536 | 88% | Valid |
![]()
SURF B.V.
|
145.98.0.0/16 | 65,536 | 88% | Valid |
-
|
145.0.0.0/16 | 65,536 | 88% | Valid |
-
|
145.24.0.0/16 | 65,536 | 88% | Valid |
-
|
145.23.0.0/16 | 65,536 | 88% | Valid |
-
|
145.107.0.0/16 | 65,536 | 88% | Valid |
-
|
145.96.0.0/16 | 65,536 | 88% | Valid |
-
|
145.95.0.0/16 | 65,536 | 88% | Valid |
-
|
145.138.0.0/16 | 65,536 | 88% | Valid |
-
|
145.37.0.0/16 | 65,536 | 88% | Valid |
-
|
145.117.0.0/16 | 65,536 | 88% | Valid |
-
|
145.52.0.0/16 | 65,536 | 88% | Valid |
-
|
145.126.0.0/16 | 65,536 | 88% | Valid |
-
|
156.83.0.0/16 | 65,536 | 88% | Valid |
![]()
Erasmus MC
|
192.87.0.0/16 | 65,536 | 88% | Valid |
![]()
SURF B.V.
|
194.171.0.0/16 | 65,536 | 88% | Valid |
![]()
SURF B.V.
|
195.169.0.0/16 | 65,536 | 88% | Valid |
![]()
SURF B.V.
|
145.127.0.0/17 | 32,768 | 88% | Valid |
-
|
145.1.0.0/17 | 32,768 | 88% | Unknown |
-
|
145.97.64.0/18 | 16,384 | 88% | Valid |
-
|
145.116.128.0/18 | 16,384 | 88% | Valid |
-
|
145.97.192.0/18 | 16,384 | 88% | Valid |
-
|
145.137.128.0/18 | 16,384 | 88% | Valid |
-
|
145.97.128.0/18 | 16,384 | 88% | Valid |
-
|
145.116.64.0/18 | 16,384 | 88% | Valid |
-
|
145.116.224.0/19 | 8,192 | 88% | Valid |
-
|
194.13.16.0/20 | 4,096 | 88% | Valid |
![]()
Inspectie van het Onderwijs
|
145.97.0.0/20 | 4,096 | 88% | Unknown |
-
|
145.116.192.0/20 | 4,096 | 88% | Valid |
-
|
194.104.240.0/20 | 4,096 | 88% | Valid |
![]()
Hogeschool Zuyd
|
145.97.48.0/20 | 4,096 | 88% | Valid |
-
|
194.13.112.0/21 | 2,048 | 88% | Unknown |
-
|
145.97.24.0/21 | 2,048 | 88% | Valid |
-
|
145.97.16.0/22 | 1,024 | 88% | Valid |
-
|
194.26.12.0/22 | 1,024 | 88% | Valid |
![]()
Stichting Fontys
|
192.42.120.0/22 | 1,024 | 88% | Unknown |
![]()
Various Registries (Maintained by ARIN)
|
192.42.124.0/22 | 1,024 | 88% | Valid |
![]()
Various Registries (Maintained by ARIN)
|
193.177.176.0/22 | 1,024 | 88% | Valid |
![]()
Maxima Medisch Centrum
|
145.107.24.0/22 | 1,024 | 88% | Valid |
-
|
145.97.20.0/22 | 1,024 | 88% | Valid |
-
|
194.26.8.0/22 | 1,024 | 88% | Valid |
![]()
Stichting Fontys
|
192.42.114.0/23 | 512 | 88% | Unknown |
![]()
Various Registries (Maintained by ARIN)
|
192.16.188.0/23 | 512 | 88% | Unknown |
![]()
Various Registries (Maintained by ARIN)
|
194.104.124.0/23 | 512 | 88% | Valid |
![]()
Amphia Ziekenhuis
|
193.176.235.0/24 | 256 | 88% | Valid |
![]()
Koninklijke Nederlandse Akademie van Wetenschappen
|
194.53.95.0/24 | 256 | 88% | Unknown |
![]()
Stichting Elisabeth-TweeSteden Ziekenhuis
|
194.53.89.0/24 | 256 | 88% | Unknown |
![]()
Stichting Elisabeth-TweeSteden Ziekenhuis
|
192.104.140.0/24 | 256 | 88% | Valid |
![]()
Centraal Planbureau
|
192.43.212.0/24 | 256 | 88% | Valid |
![]()
TNO
|
194.53.88.0/24 | 256 | 88% | Unknown |
![]()
Stichting Elisabeth-TweeSteden Ziekenhuis
|
192.31.231.0/24 | 256 | 88% | Valid |
![]()
Stichting VU
|
192.42.113.0/24 | 256 | 88% | Unknown |
![]()
Various Registries (Maintained by ARIN)
|
192.33.36.0/24 | 256 | 88% | Unknown |
![]()
Stichting VU
|
2001:610::/29 | - | 81% | Valid |
![]()
SURF B.V.
|
2001:67c:262c::/48 | - | 80% | Valid |
![]()
Dienst Uitvoering Onderwijs
|
2001:67c:1200::/48 | - | 76% | Unknown |
![]()
Maxima Medisch Centrum
|
AS1103
SURF B.V.
ASN Type | Education |
---|---|
Total Prefixes | 99 |
Total IPv4 Addr. | 6,172,416 |
Est. Population | 30.06k users |
Name | SURFNET-NL |
---|---|
Status | Active |
Country | Netherlands |
Website |
Registry | RIPE |
---|---|
Age | |
Allocated | |
Last Updated |
IPv4
Prefix | Distribution. | Valid | Unknown | Invalid | Total | Perc. |
---|---|---|---|---|---|---|
/22 | 7 | 1 | 0 | 8 | 8 % | |
/23 | 1 | 2 | 0 | 3 | 3 % | |
/24 | 4 | 5 | 0 | 9 | 9 % | |
/12 | 1 | 0 | 0 | 1 | 1 % | |
/14 | 2 | 0 | 0 | 2 | 2 % | |
/18 | 6 | 0 | 0 | 6 | 6 % | |
/20 | 4 | 1 | 0 | 5 | 5 % | |
/21 | 1 | 1 | 0 | 2 | 2 % | |
/15 | 10 | 0 | 0 | 10 | 10 % | |
/16 | 45 | 2 | 0 | 47 | 49 % | |
/17 | 1 | 1 | 0 | 2 | 2 % | |
/19 | 1 | 0 | 0 | 1 | 1 % | |
Total | 83 | 13 | 0 | 96 | 100% |
IPv6
Prefix | Distribution. | Valid | Unknown | Invalid | Total | Perc. |
---|---|---|---|---|---|---|
/29 | 1 | 0 | 0 | 1 | 33 % | |
/48 | 1 | 1 | 0 | 2 | 67 % | |
Total | 2 | 1 | 0 | 3 | 100% |
ABOUTResource Public Key Infrastructure is a specialized public key infrastructure framework to improve security for the Internet's BGP routing infrastructure. RPKI provides a way to connect Internet number resource information (such as ASN and IP addresses) to a trust anchor. Wikipedia ↗︎
Upstreams — Any direct adjacent ASN in an AS path sequence that leads to a tier 1 ASN.
ASN | Organization |
---|---|
AS1124 |
|
AS1200 |
![]() |
AS203769 |
![]() |
AS42165 |
![]() |
AS288 |
![]() |
AS12654 |
![]() |
AS3333 |
![]() |
AS1128 |
![]() |
AS1145 |
![]() |
AS1147 |
![]() |
AS1152 |
![]() |
AS1161 |
![]() |
AS1102 |
![]() |
AS1101 |
![]() |
AS1133 |
![]() |
AS206130 |
![]() |
AS1888 |
![]() |
AS1140 |
![]() |
AS215088 |
![]() |
AS25182 |
![]() |
AS1104 |
![]() |
AS1837 |
![]() |
Downstreams — Any direct adjacent ASN in an AS path sequence adding one-hop away from a tier 1 ASN.
ASN | Organization |
---|---|
AS3257 |
![]() |
AS6939 |
![]() |
AS6830 |
![]() |
AS2914 |
![]() |
Peers — Any direct adjacent ASN, can include upstreams, downstreams or tier 1 ASN.
ASN | Organization |
---|---|
AS1124 |
|
AS1200 |
![]() |
AS50304 |
![]() |
AS24785 |
![]() |
AS20562 |
![]() |
AS39120 |
![]() |
AS203769 |
![]() |
AS112 |
![]() |
AS42165 |
![]() |
AS288 |
![]() |
AS3257 |
![]() |
AS6939 |
![]() |
AS11537 |
![]() |
AS6830 |
![]() |
AS2603 |
![]() |
AS2914 |
![]() |
AS202365 |
![]() |
AS3216 |
![]() |
AS9002 |
![]() |
AS63927 |
![]() |
AS12654 |
![]() |
AS3333 |
![]() |
AS25152 |
![]() |
AS1133 |
![]() |
AS1161 |
![]() |
AS1152 |
![]() |
AS1101 |
![]() |
AS1102 |
![]() |
AS1128 |
![]() |
AS1147 |
![]() |
AS1145 |
![]() |
AS7473 |
![]() |
AS206130 |
![]() |
AS1888 |
![]() |
AS1140 |
![]() |
AS215088 |
![]() |
AS25182 |
![]() |
AS1104 |
![]() |
AS1837 |
![]() |
AS34927 |
![]() |
AS61568 |
![]() |
Name | Location | Addresses | Link | RS Peer |
---|---|---|---|---|
AMS-IX
Amsterdam Internet Exchange
|
![]()
Amsterdam
|
80.249.208.34
2001:7f8:1::a500:1103:2 |
100 Gbps
Ethernet |
YES |
AMS-IX
Amsterdam Internet Exchange
|
![]()
Amsterdam
|
80.249.208.50
2001:7f8:1::a500:1103:1 |
100 Gbps
Ethernet |
YES |
Asteroid Amsterdam
Asteroid Amsterdam IX
|
![]()
Amsterdam
|
185.1.94.21
2001:7f8:b6::44f:1 |
10 Gbps
Ethernet |
NO |
Frys-IX
The Frisian Internet Exchange
|
![]()
Fryslân
|
185.1.203.38
2001:7f8:10f::44f:38 |
100 Gbps
Ethernet |
YES |
Frys-IX
The Frisian Internet Exchange
|
![]()
Fryslân
|
185.1.203.232
2001:7f8:10f::44f:232 |
100 Gbps
Ethernet |
YES |
NL-ix
Neutral Internet Exchange
|
![]()
Amsterdam, Rotterdam, Brussels, Antwerp, Luxembourg, Frankfurt, Düsseldorf, Berlin, London, Copenhagen, Paris, Marseille
|
193.239.117.149
2001:7f8:13::a500:1103:2 |
100 Gbps
Ethernet |
YES |
NL-ix
Neutral Internet Exchange
|
![]()
Amsterdam, Rotterdam, Brussels, Antwerp, Luxembourg, Frankfurt, Düsseldorf, Berlin, London, Copenhagen, Paris, Marseille
|
193.239.116.243
2001:7f8:13::a500:1103:1 |
100 Gbps
Ethernet |
YES |
Speed-IX
Speed Internet Exchange
|
![]()
Dronten
|
185.1.222.162
2001:7f8:b7::a500:1103:1 |
10 Gbps
Ethernet |
YES |
ABOUTInternet Exchange Points (IXes or IXPs) are physical places where infrastructure companies interconnect with each other to exchange data destined for their respective networks. These locations are critical for companies to shorten their connection paths to other network participant, this allows for reduced round-trip time and low latency. Wikipedia ↗︎
Registrant
Handle | ORG-Sb3-RIPE ↗︎ |
---|---|
Type | Org |
Country | Netherlands |
Name | SURF B.V. |
- | |
Phone | +31887873000 |
Address | P.O. Box 19035
3501 DA
Utrecht
NETHERLANDS OPEN MAP ↗︎ |
With the same Registrant
ASN | Name |
---|---|
AS1148 | SURF B.V. |
AS1132 | SURF B.V. |
AS1131 | SURF B.V. |
AS1130 | SURF B.V. |
AS1129 | SURF B.V. |
AS1128 | SURF B.V. |
AS1127 | SURF B.V. |
AS1125 | SURF B.V. |
AS1108 | SURF B.V. |
AS1107 | SURF B.V. |
AS1106 | SURF B.V. |
AS1105 | SURF B.V. |
AS1102 | SURF B.V. |
AS1151 | SURF B.V. |
AS1150 | SURF B.V. |
AS1149 | SURF B.V. |
AS1133 | SURF B.V. |
AS1147 | SURF B.V. |
AS1146 | SURF B.V. |
AS1145 | SURF B.V. |
AS1144 | SURF B.V. |
AS1143 | SURF B.V. |
AS1142 | SURF B.V. |
AS1141 | SURF B.V. |
AS1139 | SURF B.V. |
AS1101 | SURF B.V. |
AS1138 | SURF B.V. |
AS196613 | SURF B.V. |
AS1199 | SURF B.V. |
AS1198 | SURF B.V. |
AS1196 | SURF B.V. |
AS1195 | SURF B.V. |
AS1194 | SURF B.V. |
AS1193 | SURF B.V. |
AS1192 | SURF B.V. |
AS1191 | SURF B.V. |
AS1190 | SURF B.V. |
AS1189 | SURF B.V. |
AS1188 | SURF B.V. |
AS1187 | SURF B.V. |
AS1186 | SURF B.V. |
AS1185 | SURF B.V. |
AS1184 | SURF B.V. |
AS1183 | SURF B.V. |
AS1182 | SURF B.V. |
AS1181 | SURF B.V. |
AS1180 | SURF B.V. |
AS1179 | SURF B.V. |
AS1178 | SURF B.V. |
AS1177 | SURF B.V. |
AS1176 | SURF B.V. |
AS1175 | SURF B.V. |
AS1174 | SURF B.V. |
AS1173 | SURF B.V. |
AS1172 | SURF B.V. |
AS1171 | SURF B.V. |
AS1170 | SURF B.V. |
AS1169 | SURF B.V. |
AS1168 | SURF B.V. |
AS1167 | SURF B.V. |
AS1166 | SURF B.V. |
AS1165 | SURF B.V. |
AS1164 | SURF B.V. |
AS1163 | SURF B.V. |
AS1162 | SURF B.V. |
AS1161 | SURF B.V. |
AS1160 | SURF B.V. |
AS1159 | SURF B.V. |
AS1158 | SURF B.V. |
AS1157 | SURF B.V. |
AS1156 | SURF B.V. |
AS1155 | SURF B.V. |
AS1154 | SURF B.V. |
AS1153 | SURF B.V. |
AS1152 | SURF B.V. |
Abuse
Handle | SNS1-RIPE ↗︎ |
---|---|
Type | Group |
Country | - |
Name | SURF Network Maintainer |
[email protected] | |
Phone | +31 88 7873000 |
Address | Kantoren Hoog Overborch (Hoog Catharijne)
Moreelsepark 48, 3511 EP Utrecht
Postbus 19035, 3501 DA Utrecht OPEN MAP ↗︎ |
With the same Abuse Contact
ASN | Name |
---|---|
AS1102 | SURF B.V. |
AS196613 | SURF B.V. |
AS1101 | SURF B.V. |
AS1199 | SURF B.V. |
AS1198 | SURF B.V. |
AS1196 | SURF B.V. |
AS1195 | SURF B.V. |
AS1194 | SURF B.V. |
AS1193 | SURF B.V. |
AS1192 | SURF B.V. |
AS1191 | SURF B.V. |
AS1190 | SURF B.V. |
AS1189 | SURF B.V. |
AS1188 | SURF B.V. |
AS1187 | SURF B.V. |
AS1186 | SURF B.V. |
AS1185 | SURF B.V. |
AS1184 | SURF B.V. |
AS1183 | SURF B.V. |
AS1182 | SURF B.V. |
AS1181 | SURF B.V. |
AS1180 | SURF B.V. |
AS1179 | SURF B.V. |
AS1178 | SURF B.V. |
AS1177 | SURF B.V. |
AS1176 | SURF B.V. |
AS1175 | SURF B.V. |
AS1174 | SURF B.V. |
AS1173 | SURF B.V. |
AS1172 | SURF B.V. |
AS1171 | SURF B.V. |
AS1170 | SURF B.V. |
AS1169 | SURF B.V. |
AS1168 | SURF B.V. |
AS1167 | SURF B.V. |
AS1166 | SURF B.V. |
AS1165 | SURF B.V. |
AS1164 | SURF B.V. |
AS1163 | SURF B.V. |
AS1162 | SURF B.V. |
AS1161 | SURF B.V. |
AS1160 | SURF B.V. |
AS1159 | SURF B.V. |
AS1158 | SURF B.V. |
AS1157 | SURF B.V. |
AS1156 | SURF B.V. |
AS1155 | SURF B.V. |
AS1154 | SURF B.V. |
AS1153 | SURF B.V. |
AS1152 | SURF B.V. |
AS1151 | SURF B.V. |
AS1150 | SURF B.V. |
AS1149 | SURF B.V. |
AS1148 | SURF B.V. |
AS1147 | SURF B.V. |
AS1146 | SURF B.V. |
AS1145 | SURF B.V. |
AS1144 | SURF B.V. |
AS1143 | SURF B.V. |
AS1142 | SURF B.V. |
AS1141 | SURF B.V. |
AS1139 | SURF B.V. |
AS1138 | SURF B.V. |
AS1133 | SURF B.V. |
AS1132 | SURF B.V. |
AS1131 | SURF B.V. |
AS1130 | SURF B.V. |
AS1129 | SURF B.V. |
AS1128 | SURF B.V. |
AS1127 | SURF B.V. |
AS1125 | SURF B.V. |
AS1108 | SURF B.V. |
AS1107 | SURF B.V. |
AS1106 | SURF B.V. |
AS1105 | SURF B.V. |
AS2004 | TNO |
Administrator
Handle | SNS1-RIPE ↗︎ |
---|---|
Type | Group |
Country | - |
Name | SURF Network Maintainer |
[email protected] | |
Phone | +31 88 7873000 |
Address | Kantoren Hoog Overborch (Hoog Catharijne)
Moreelsepark 48, 3511 EP Utrecht
Postbus 19035, 3501 DA Utrecht OPEN MAP ↗︎ |
With the same Admin Contact
ASN | Name |
---|---|
AS1125 | SURF B.V. |
AS1105 | SURF B.V. |
AS1127 | SURF B.V. |
AS1130 | SURF B.V. |
AS1138 | SURF B.V. |
AS1139 | SURF B.V. |
AS1143 | SURF B.V. |
AS1145 | SURF B.V. |
AS1149 | SURF B.V. |
AS1150 | SURF B.V. |
AS1151 | SURF B.V. |
AS1152 | SURF B.V. |
AS1155 | SURF B.V. |
AS1190 | SURF B.V. |
AS1198 | SURF B.V. |
AS196613 | SURF B.V. |
Technical
Handle | SNS1-RIPE ↗︎ |
---|---|
Type | Group |
Country | - |
Name | SURF Network Maintainer |
[email protected] | |
Phone | +31 88 7873000 |
Address | Kantoren Hoog Overborch (Hoog Catharijne)
Moreelsepark 48, 3511 EP Utrecht
Postbus 19035, 3501 DA Utrecht OPEN MAP ↗︎ |
With the same Technical Contact
ASN | Name |
---|---|
AS1125 | SURF B.V. |
AS1105 | SURF B.V. |
AS1130 | SURF B.V. |
AS1138 | SURF B.V. |
AS1139 | SURF B.V. |
AS1143 | SURF B.V. |
AS1149 | SURF B.V. |
AS1150 | SURF B.V. |
AS1151 | SURF B.V. |
AS1152 | SURF B.V. |
AS1155 | SURF B.V. |
AS1190 | SURF B.V. |
AS1198 | SURF B.V. |
AS1127 | SURF B.V. |
Description | SURFnet, The Netherlands |
---|---|
Remarks | For security/abuse issues: "mnt-irt: irt-SURFnet-CERT" or contact <[email protected]> **************************** * THIS OBJECT IS MODIFIED * Please note that all data that is generally regarded as personal * data has been removed from this object. * To view the original object, please query the RIPE Database at: * http://www.ripe.net/whois **************************** |