// ASN

AS1101

IP-EEND-AS IP-EEND BV, NL

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN: AS1101
Organization: SURFnet bv
Description: IP-EEND-AS IP-EEND BV, NL
Country: NL
Registry (RIR): RIPE
Created: 2010-10-03
Updated: 2025-11-24
IPv4 Prefixes: 15
IPv6 Prefixes: 3

IPv4 Prefixes

15 total · showing first 10

145.102.4.0/23
145.192.0.0/12
145.208.0.0/13
145.216.0.0/15
145.220.0.0/16
145.99.0.0/16
185.100.59.0/24
185.17.73.0/24
192.12.54.0/24
192.150.94.0/24

IPv6 Prefixes

3 total

2001:67c:12d8::/48
2001:67c:6ec::/48
2a04:601::/32

What is AS1101?

AS1101 is an Autonomous System Number (ASN) assigned to SURFnet bv. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.

Looking for more ASN data?

Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.

ASN Lookup Tool →