Autonomous System details

AS1101

SURF B.V. — surfcert.nl

Summary

Country
NL Netherlands
Organization SURF B.V.
Domain surfcert.nl
Number of IPv4 1,904,128
Number of IPv6 2.4179× 1024
AS Type Education
Registry RIPE NCC
Allocated August 21, 2002 (about 22 years ago)
Updated December 20, 2024 (about 6 days ago)

IP Ranges

AS1101 announces 13 IPv4 ranges and 2 IPv6 ranges.

That's a total of 1,904,128 IPv4 addresses and 2.4179× 1024 IPv6 addresses.

Prefix Organization Size Registry Status
44.137.0.0/16
US Amateur Radio Digital Communications
65,536 ARIN ALLOCATION
145.99.0.0/16
NL COOL-DOWN-i
65,536 RIPE NCC LEGACY
145.102.4.0/23
NL Onweer Service Provider
512 RIPE NCC LEGACY
145.192.0.0/12
NL SURF B.V.
1,048,576 RIPE NCC LEGACY
145.208.0.0/13
NL SURF B.V.
524,288 RIPE NCC LEGACY
145.216.0.0/15
NL SURF B.V.
131,072 RIPE NCC LEGACY
145.220.0.0/16
NL SURF B.V.
65,536 RIPE NCC LEGACY
185.100.59.0/24
NL NL-DARKNESS-REIGNS-EFNET
256 RIPE NCC ASSIGNED PA
192.12.54.0/24
NL IP-EEND-192-12-54
256 RIPE NCC LEGACY
192.16.200.0/24
NL Surfnet BV
256 RIPE NCC LEGACY
192.42.116.0/22
NL Hart Voor Internetvrijheid
1,024 RIPE NCC LEGACY
192.42.128.0/22
NL Surfnet BV
1,024 RIPE NCC LEGACY
192.150.94.0/24
NL IP-EEND-192-150-94
256 RIPE NCC LEGACY
Prefix Organization Size Registry Status
2001:67c:6ec::/48
NL SURF B.V.
1.2089× 1024 RIPE NCC ASSIGNED PI
2001:67c:12d8::/48
NL Darkness Reigns (holding) B.V.
1.2089× 1024 RIPE NCC ASSIGNED PI

Upstreams

There are 1 upstream for AS1101:

AS1103

Downstreams

There are 1 downstream for AS1101:

AS1102

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