AS1101 SURF (Thunderlab) 🇳🇱 NL
SURF B.V.. Announcing 19 prefixes, seen at the RIS collectors.
IPv4 prefixes
16
1,773,568 (6,928 × /24)
IPv6 prefixes
3
1 × /32
Upstreams
4
transit providers observed
Peers
17
settlement-free adjacencies
Downstreams
5
transit customers observed
Customer cone
5
ASes reachable through it
Registry and operator data
- AS number
- AS1101
- Name
- SURF (Thunderlab)
- Organisation
- Not SURF Net
- Country
- 🇳🇱 NL
- RIR
- RIPENCC
- Allocated
- 1993-09-01
- Network type
- Educational/Research
- Scope
- Not Disclosed
- Peering policy
- Open
- IRR as-set
- AS-NOTSURFNET
- Website
- https://as1101.net/
- PeeringDB
- net/12746
- Exchanges
- 4
- Facilities
- 2
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.ripe.net, from cache
as-block: AS1101 - AS1200 descr: RIPE NCC ASN block remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region. mnt-by: RIPE-NCC-HM-MNT created: 2018-11-22T15:27:09Z last-modified: 2018-11-22T15:27:09Z source: RIPE aut-num: AS1101 as-name: IP-EEND-AS descr: IP-EEND BV org: ORG-Sb3-RIPE remarks: For security/abuse issues: remarks: contact <abuse@as1101.net> import: from AS1103 accept ANY import: from AS64404 accept ANY import: from AS1102 accept AS1102 import: from AS1146 accept AS1146 import: from AS42 accept AS42 import: from AS1764 accept AS-NEXTLAYER import: from AS3223 accept AS3223 import: from AS8551 accept AS-BEZEQINT import: from AS6724 accept AS-STRATORZ import: from AS6939 accept AS6939 import: from AS8283 accept AS-COLOCLUE import: from AS8708 accept AS-RDSNET import: from AS12713 accept AS-OTEGLOBE import: from AS15772 accept AS-WNET import: from AS20562 accept AS-OPENPEERING import: from AS20940 accept AS-AKAMAI import: from AS23106 accept AS23106 import: from AS24875 accept AS24875 import: from AS24940 accept AS-HETZNER import: from AS25151 accept AS-CYSO import: from AS25369 accept AS-BANDWIDTH import: from AS29017 accept AS-GYRON import: from AS34868 accept AS-ANYCAST import: from AS34968 accept AS-IUNXI import: from AS35745 accept AS-PROVECTOR import: from AS41692 accept AS-OPENCARRIER import: from AS41887 accept AS-PROLOCATION import: from AS41913 accept AS-COMPUTERLINE import: from AS42473 accept AS-ANEXIA import: from AS43350 accept AS-NFORCE import: from AS47869 accept AS47869 import: from AS51752 accept AS-WTBTS import: from AS56647 accept AS56647 import: from AS197595 accept AS197595 import: from AS200023 accept AS-QONNECTED import: from AS214380 accept AS214380 import: from AS215125 accept AS215125 import: from AS206264 accept AS-KODDOS export: to AS1103 announce AS1101 export: to AS64404 announce AS-NOTSURFNET export: to AS1102 announce AS1101 AS1146 AS1199 AS-NOTSURFNET-PEERS export: to AS1146 announce AS-NOTSURFNET export: to AS42 announce AS-NOTSURFNET export: to AS1764 announce AS-NOTSURFNET export: to AS3223 announce AS-NOTSURFNET export: to AS8551 announce AS-NOTSURFNET export: to AS6724 announce AS-NOTSURFNET export: to AS6939 announce AS-NOTSURFNET export: to AS8283 announce AS-NOTSURFNET export: to AS8708 announce AS-NOTSURFNET export: to AS12713 announce AS-NOTSURFNET export: to AS15772 announce AS-NOTSURFNET export: to AS20562 announce AS-NOTSURFNET export: to AS20940 announce AS-NOTSURFNET export: to AS23106 announce AS-NOTSURFNET export: to AS24875 announce AS-NOTSURFNET export: to AS24940 announce AS-NOTSURFNET export: to AS25151 announce AS-NOTSURFNET export: to AS25369 announce AS-NOTSURFNET export: to AS29017 announce AS-NOTSURFNET export: to AS34868 announce AS-NOTSURFNET export: to AS34968 announce AS-NOTSURFNET export: to AS35745 announce AS-NOTSURFNET export: to AS41692 announce AS-NOTSURFNET export: to AS41887 announce AS-NOTSURFNET export: to AS41913 announce AS-NOTSURFNET export: to AS42473 announce AS-NOTSURFNET export: to AS43350 announce AS-NOTSURFNET export: to AS47869 announce AS-NOTSURFNET export: to AS51752 announce AS-NOTSURFNET export: to AS56647 announce AS-NOTSURFNET export: to AS197595 announce AS-NOTSURFNET export: to AS200023 announce AS-NOTSURFNET export: to AS206264 announce AS-NOTSURFNET export: to AS214380 announce ANY export: to AS201616 announce ANY export: to AS215125 announce ANY export: to AS-FRYS-IX-CONNECTED announce AS-NOTSURFNET import: from AS-FRYS-IX-CONNECTED accept AS-FRYS-IX-CONNECTED import: from AS-IX accept AS-IX export: to AS-IX announce AS-NOTSURFNET export: to AS200149 announce AS-NOTSURFNET import: from AS200149 accept AS200149 import: from AS6777:AS-AMS-IX-RS-SETS accept AS6777:AS-AMS-IX-RS-SETS export: to AS6777:AS-AMS-IX-RS-SETS announce AS-NOTSURFNET export: to AS-NL-IX-RS announce AS-NOTSURFNET import: from AS-NL-IX-RS accept AS-NL-IX-RS import: from AS1136:AS-KPNNL accept ANY export: to AS1106 announce ANY export: to AS1136:AS-KPNNL announce AS1199 import: from AS1106 accept AS1106 admin-c: NSN19-RIPE tech-c: NSN19-RIPE status: LEGACY mnt-by: RIPE-NCC-LEGACY-MNT mnt-by: AS1101-MNT created: 2002-08-21T16:06:20Z last-modified: 2026-09-24T19:22:06Z source: RIPE organisation: ORG-Sb3-RIPE org-name: SURF B.V. country: NL reg-nr: 50277375 org-type: LIR address: P.O. Box 19035 address: 3501 DA address: Utrecht address: NETHERLANDS phone: +31887873000 admin-c: HT3384-RIPE admin-c: MK512-RIPE admin-c: SNS1-RIPE admin-c: WB311-RIPE admin-c: NO17-RIPE admin-c: RS957-RIPE admin-c: JO5863-RIPE admin-c: MM57501-RIPE abuse-c: SNS1-RIPE mnt-ref: RIPE-NCC-HM-MNT mnt-ref: SN-LIR-MNT mnt-by: RIPE-NCC-HM-MNT mnt-by: SN-LIR-MNT created: 2004-04-17T11:43:29Z last-modified: 2026-05-13T07:28:31Z source: RIPE # Filtered role: Not SURF net address: notSURFnet (Wim), address: P.O. Box 19035, address: 3501 DA Utrecht, address: the Netherlands. phone: +31 88 7873000 mnt-by: NOTSURFNET-MNT abuse-mailbox: abuse@notSURF.net admin-c: WB311-RIPE tech-c: WB311-RIPE nic-hdl: NSN19-RIPE remarks: * -----------------------------------* remarks: * * remarks: * Report abuse to: abuse@notSURF.net * remarks: * * remarks: * -----------------------------------* created: 2014-09-09T10:27:38Z last-modified: 2016-08-23T11:53:17Z source: RIPE # Filtered