SURFnet bv

AS 1103 SURFNET-NL SURFnet, The Netherlands

SURFnet bv

AS 1103 SURFNET-NL SURFnet, The Netherlands


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.

  6,270,464 IP addresses

  Network
ASN1103
NameSURFNET-NL SURFnet, The Netherlands
OrganizationSURFnet bv
CountryNetherlands  
RegistryRIPE NCC


  Details
IPv4 addresses6,270,464
IPv6 /64 networks248
Prefixes97




  Prefixes for AS1103
IPv4 addresses - showing the first 20 of 94 networks
Network Location Addresses
SURFnet bv   Groningen (Oranjewijk) 65,536
Ecn   Amsterdam (Amsterdam-Zuidoost) 65,536
SURFnet bv   Amsterdam (Amsterdam-Zuidoost) 65,536
Vrije Universiteit Amsterdam   Amsterdam-Zuidoost (Zuidoost) 65,536
Nunet   Nijmegen (Nijmegen-Centrum) 65,536
Uunet   Amsterdam-Zuidoost (Zuidoost) 65,536
SURFnet bv   Bilthoven 65,536
Rul   Amsterdam-Zuidoost (Zuidoost) 65,536
SURFnet bv   The Hague (Belgisch Park) 65,536
Delfthydro1   Amsterdam (Amsterdam-Zuidoost) 65,536
SURFnet bv   Amsterdam (Amsterdam-Zuidoost) 65,536
Wau   Wageningen 65,536
Kubnet-B   Amsterdam 65,536
SURFnet bv   The Hague (Belgisch Park) 65,536
SURFnet bv   Leeuwarden 65,536
netname: AZUTRECHT   Amersfoort (Centrum) 65,536
Early registrations SURFnet bv   Utrecht 65,536
Ipt Nioz   Amsterdam-Zuidoost (Zuidoost) 32,768
Ipt Nioz   Amsterdam (Amsterdam-Zuidoost) 2,048
Surfnet-Uno   Amsterdam (Amsterdam-Zuidoost) 131,072

IPv6 addresses - showing the first 2 of 3 networks
Network Location /64 Prefixes
SURFnet   Utrecht 235
Duo   Groningen (Hoogkerk) 216