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.
ASN | 1101 |
Name | IP-EEND-AS |
Organization | SURF B.V. |
Country | Netherlands
|
Registry | ARIN |
IPv4 addresses | 1,969,664 |
IPv6 /64 networks | 217 |
Prefixes | 16 |
Other ASN allocated to SURF B.V.
IPv4 Prefixes for AS1101
Network |
Location |
Addresses |
145.102.4.0/23 |
Onweer |
Utrecht (Binnenstad) |
512 |
145.111.0.0/16 |
Hitb2014Ams |
Utrecht (Binnenstad) |
65,536 |
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 (Binnenstad) |
256 |
192.150.94.0/24 |
Ip-Eend |
Utrecht (Binnenstad) |
256 |
192.16.200.0/24 |
Surf B.V. |
Utrecht (Binnenstad) |
256 |
192.42.116.0/22 |
Surf B.V. |
Amsterdam (Amsterdam-Centrum) |
1,024 |
192.42.128.0/22 |
Surf B.V. |
Utrecht (Binnenstad) |
1,024 |
44.137.0.0/16 |
Surf B.V. |
Amsterdam |
65,536 |