Autonomous System

AS1104 Stichting Nederlandse Wetenschappelijk Onderzoek Instituten

BusinessActiveNetherlandsRIPE

AS1104 (Nikhef) is a business network operated by Stichting Nederlandse Wetenschappelijk Onderzoek Instituten in Netherlands, registered with RIPE. It has 12 IPv4 prefixes with 75,520 addresses and 4 IPv6 prefixes, which makes it the 2,809th largest of 82,141 active autonomous systems by IPv4 space.

IPv4 addresses75,520in 12 prefixes
IPv6 prefixes4≈ 1.6 × 10²⁹ addresses
Size rank#2,809of 82,141 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationStichting Nederlandse Wetenschappelijk Onderzoek Instituten
AS nameNikhef
Websitenikhef.nl
Country Netherlands (NL)
Network typeBusiness
RegistryRIPE
Abuse contactsecurity@nikhef.nl
Registered2001-12-03
Last updated2022-03-02

IPv4 prefixes

12 prefixes · 75,520 addresses
NetworkAddressesFirst – last address
145.110.0.0/1665,536145.110.0.0 – 145.110.255.255
145.116.48.0/204,096145.116.48.0 – 145.116.63.255
145.116.208.0/212,048145.116.208.0 – 145.116.215.255
145.107.4.0/221,024145.107.4.0 – 145.107.7.255
185.153.60.0/221,024185.153.60.0 – 185.153.63.255
145.116.216.0/24256145.116.216.0 – 145.116.216.255
192.16.185.0/24256192.16.185.0 – 192.16.185.255
192.16.186.0/24256192.16.186.0 – 192.16.186.255
192.16.192.0/24256192.16.192.0 – 192.16.192.255
192.16.194.0/24256192.16.194.0 – 192.16.194.255
192.16.195.0/24256192.16.195.0 – 192.16.195.255
192.16.199.0/24256192.16.199.0 – 192.16.199.255

IPv6 prefixes

4 prefixes
  • 2a07:8500::/32
  • 2a07:8504::/32
  • 2a07:8504:120::/48
  • 2a07:8504:1a0::/48

Query AS1104 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS1104&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS1104, with or without a key:

curl "https://api.ipapi.is/?q=145.110.0.1"

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