SURF

SURF B.V.
Data as of 2026-09-06
GLEIF verified
LEI
969500FU0T9O7YNBFG16
Registered name
SURF
Jurisdiction
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks283 · 11,856,044 IPv4 addresses
IPv6 29 prefixes (largest 2001:610::/29)
Registered in Netherlands (250) · BD (10) · Bulgaria (1) · Germany (1) · Israel (1) · United States (1)
Record ID236142933
RegistryAPNIC
Owner jurisdictionFR
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 969500FU0T9O7YNBFG16
Shared handles clustered on 39 shared RIR contact/maintainer handles
Registry names 8 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (283)

⬇ export CSV
CIDR Org name Registry Status Confidence
44.137.0.0/16 SURF B.V. BGP ANNOUNCED ● high
80.249.208.34/32 SURF PEERINGDB ASSIGNED ● high
80.249.208.50/32 SURF PEERINGDB ASSIGNED ● high
80.249.215.176/32 SURF PEERINGDB ASSIGNED ● high
92.53.248.0/21 SURF B.V. BGP ANNOUNCED ● high
129.125.0.0/16 SURF B.V. BGP ANNOUNCED ● high
130.37.0.0/16 SURF B.V. BGP ANNOUNCED ● high
130.89.0.0/16 SURF B.V. BGP ANNOUNCED ● high
130.161.0.0/16 SURF B.V. BGP ANNOUNCED ● high
131.155.0.0/16 SURF B.V. BGP ANNOUNCED ● high
131.174.0.0/16 SURF B.V. BGP ANNOUNCED ● high
131.180.0.0/16 SURF B.V. BGP ANNOUNCED ● high
131.211.0.0/16 SURF B.V. BGP ANNOUNCED ● high
131.224.0.0/16 SURF B.V. BGP ANNOUNCED ● high
132.229.0.0/16 SURF B.V. BGP ANNOUNCED ● high
134.221.0.0/16 SURF B.V. BGP ANNOUNCED ● high
136.231.0.0/16 SURF B.V. BGP ANNOUNCED ● high
137.56.0.0/16 SURF B.V. BGP ANNOUNCED ● high
137.120.0.0/16 SURF B.V. BGP ANNOUNCED ● high
137.224.0.0/16 SURF B.V. BGP ANNOUNCED ● high
139.63.0.0/16 SURF B.V. BGP ANNOUNCED ● high
141.252.0.0/16 SURF B.V. BGP ANNOUNCED ● high
143.121.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.0.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.1.0.0/17 SURF B.V. BGP ANNOUNCED ● high
145.2.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.5.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.6.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.9.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.19.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.20.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.23.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.24.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.28.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.33.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.37.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.38.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.41.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.44.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.48.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.51.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.52.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.74.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.76.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.81.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.85.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.88.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.90.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.91.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.92.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.94.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.95.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.96.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.97.0.0/20 SURF B.V. BGP ANNOUNCED ● high
145.97.16.0/22 SURF B.V. BGP ANNOUNCED ● high
145.97.20.0/22 SURF B.V. BGP ANNOUNCED ● high
145.97.24.0/21 SURF B.V. BGP ANNOUNCED ● high
145.97.32.0/20 SURF B.V. BGP ANNOUNCED ● high
145.97.48.0/20 SURF B.V. BGP ANNOUNCED ● high
145.97.64.0/18 SURF B.V. BGP ANNOUNCED ● high
145.97.128.0/18 SURF B.V. BGP ANNOUNCED ● high
145.97.192.0/18 SURF B.V. BGP ANNOUNCED ● high
145.98.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.98.0.0/21 SURF B.V. BGP ANNOUNCED ● high
145.98.7.0/24 SURF B.V. BGP ANNOUNCED ● high
145.98.16.0/24 SURF B.V. BGP ANNOUNCED ● high
145.99.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.100.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.100.118.0/24 SURF B.V. BGP ANNOUNCED ● high
145.100.119.0/24 SURF B.V. BGP ANNOUNCED ● high
145.102.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.102.4.0/23 SURF B.V. BGP ANNOUNCED ● high
145.102.136.0/22 SURF B.V. BGP ANNOUNCED ● high
145.103.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.107.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.107.24.0/22 SURF B.V. BGP ANNOUNCED ● high
145.108.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.111.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.116.4.0/23 SURF B.V. BGP ANNOUNCED ● high
145.116.32.0/20 SURF B.V. BGP ANNOUNCED ● high
145.116.64.0/18 SURF B.V. BGP ANNOUNCED ● high
145.116.128.0/18 SURF B.V. BGP ANNOUNCED ● high
145.116.192.0/20 SURF B.V. BGP ANNOUNCED ● high
145.116.218.0/24 SURF B.V. BGP ANNOUNCED ● high
145.116.219.0/24 SURF B.V. BGP ANNOUNCED ● high
145.116.224.0/19 SURF B.V. BGP ANNOUNCED ● high
145.117.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.118.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.120.0.0/14 SURF B.V. BGP ANNOUNCED ● high
145.124.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.126.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.127.0.0/17 SURF B.V. BGP ANNOUNCED ● high
145.127.128.0/17 SURF B.V. BGP ANNOUNCED ● high
145.127.245.0/24 SURF B.V. BGP ANNOUNCED ● high
145.136.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.137.128.0/18 SURF B.V. BGP ANNOUNCED ● high
145.138.0.0/16 SURF B.V. BGP ANNOUNCED ● high
145.140.0.0/14 SURF B.V. BGP ANNOUNCED ● high
145.144.0.0/12 SURF B.V. BGP ANNOUNCED ● high
145.152.0.0/13 SURF B.V. BGP ANNOUNCED ● high
145.160.0.0/12 SURF B.V. BGP ANNOUNCED ● high
145.192.0.0/12 SURF B.V. BGP ANNOUNCED ● high
145.208.0.0/13 SURF B.V. BGP ANNOUNCED ● high
145.216.0.0/15 SURF B.V. BGP ANNOUNCED ● high
145.220.0.0/16 SURF B.V. BGP ANNOUNCED ● high
156.83.0.0/16 SURF B.V. BGP ANNOUNCED ● high
185.1.160.38/32 SURF PEERINGDB ASSIGNED ● high
185.1.160.232/32 SURF PEERINGDB ASSIGNED ● high
185.1.161.123/32 SURF PEERINGDB ASSIGNED ● high
185.17.73.0/24 SURF B.V. BGP ANNOUNCED ● high
185.100.59.0/24 SURF B.V. BGP ANNOUNCED ● high
192.12.54.0/24 SURF B.V. BGP ANNOUNCED ● high
192.16.188.0/23 SURF B.V. BGP ANNOUNCED ● high
192.16.200.0/24 SURF B.V. BGP ANNOUNCED ● high
192.31.231.0/24 SURF B.V. BGP ANNOUNCED ● high
192.33.36.0/24 SURF B.V. BGP ANNOUNCED ● high
192.42.113.0/24 SURF B.V. BGP ANNOUNCED ● high
192.42.114.0/23 SURF B.V. BGP ANNOUNCED ● high
192.42.117.0/24 SURF B.V. BGP ANNOUNCED ● high
192.42.118.0/23 SURF B.V. BGP ANNOUNCED ● high
192.42.118.0/24 SURF B.V. BGP ANNOUNCED ● high
192.42.119.0/24 SURF B.V. BGP ANNOUNCED ● high
192.42.120.0/22 SURF B.V. BGP ANNOUNCED ● high
192.42.121.0/24 SURF B.V. BGP ANNOUNCED ● high
192.42.122.0/23 SURF B.V. BGP ANNOUNCED ● high
192.42.124.0/22 SURF B.V. BGP ANNOUNCED ● high
192.42.128.0/22 SURF B.V. BGP ANNOUNCED ● high
192.42.132.0/24 SURF B.V. BGP ANNOUNCED ● high
192.43.212.0/24 SURF B.V. BGP ANNOUNCED ● high
192.87.0.0/16 SURF B.V. BGP ANNOUNCED ● high
192.87.166.0/24 SURF B.V. BGP ANNOUNCED ● high
192.104.140.0/24 SURF B.V. BGP ANNOUNCED ● high
192.150.94.0/24 SURF B.V. BGP ANNOUNCED ● high
193.176.235.0/24 SURF B.V. BGP ANNOUNCED ● high
193.177.176.0/22 SURF B.V. BGP ANNOUNCED ● high
193.239.116.243/32 SURF PEERINGDB ASSIGNED ● high
193.239.117.149/32 SURF PEERINGDB ASSIGNED ● high
194.13.16.0/20 SURF B.V. BGP ANNOUNCED ● high
194.13.112.0/21 SURF B.V. BGP ANNOUNCED ● high
194.26.8.0/22 SURF B.V. BGP ANNOUNCED ● high
194.26.12.0/22 SURF B.V. BGP ANNOUNCED ● high
194.53.88.0/24 SURF B.V. BGP ANNOUNCED ● high
194.53.89.0/24 SURF B.V. BGP ANNOUNCED ● high
194.53.92.0/24 SURF B.V. BGP ANNOUNCED ● high
194.53.94.0/24 SURF B.V. BGP ANNOUNCED ● high
194.53.95.0/24 SURF B.V. BGP ANNOUNCED ● high
194.104.0.0/24 SURF B.V. BGP ANNOUNCED ● high
194.104.124.0/23 SURF B.V. BGP ANNOUNCED ● high
194.104.240.0/20 SURF B.V. BGP ANNOUNCED ● high
194.171.0.0/16 SURF B.V. BGP ANNOUNCED ● high
195.169.0.0/16 SURF B.V. BGP ANNOUNCED ● high
2001:610::/29 SURF B.V. BGP ANNOUNCED ● high
2001:610:5ea::/48 SURF B.V. BGP ANNOUNCED ● high
2001:610:9000::/41 SURF B.V. BGP ANNOUNCED ● high
2001:610:9080::/41 SURF B.V. BGP ANNOUNCED ● high
2001:610:90b0::/44 SURF B.V. BGP ANNOUNCED ● high
2001:678:230::/48 SURF B.V. BGP ANNOUNCED ● high
2001:67c:6ec::/48 SURF B.V. BGP ANNOUNCED ● high
2001:67c:1200::/48 SURF B.V. BGP ANNOUNCED ● high
2001:67c:12d8::/48 SURF B.V. BGP ANNOUNCED ● high
2001:67c:2564::/48 SURF B.V. BGP ANNOUNCED ● high
2001:67c:262c::/48 SURF B.V. BGP ANNOUNCED ● high
2001:7f8:1::a500:1103:1/128 SURF PEERINGDB ASSIGNED ● high
2001:7f8:1::a500:1103:2/128 SURF PEERINGDB ASSIGNED ● high
2001:7f8:1::a500:1103:3/128 SURF PEERINGDB ASSIGNED ● high
2001:7f8:13::a500:1103:1/128 SURF PEERINGDB ASSIGNED ● high
2001:7f8:13::a500:1103:2/128 SURF PEERINGDB ASSIGNED ● high
2001:7f8:10f::44f:38/128 SURF PEERINGDB ASSIGNED ● high
2001:7f8:10f::44f:232/128 SURF PEERINGDB ASSIGNED ● high
2001:7f8:10f::44f:378/128 SURF PEERINGDB ASSIGNED ● high
2a04:601::/32 SURF B.V. BGP ANNOUNCED ● high
2a07:8504:660::/44 SURF B.V. BGP ANNOUNCED ● high
2a0f:d980::/32 SURF B.V. BGP ANNOUNCED ● high
2a0f:d981::/32 SURF B.V. BGP ANNOUNCED ● high
2a11:38c0::/29 SURF B.V. BGP ANNOUNCED ● high
46.229.206.128/25 NET-SURF-CORP RIPE ASSIGNED PA ● low
88.208.189.208/30 SURF-MHH RIPE ASSIGNED PA ● low
114.31.4.0/26 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.4.64/26 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.4.128/25 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.5.0/26 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.6.0/25 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.11.192/26 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.12.0/24 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.13.0/25 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.22.0/25 surf APNIC ALLOCATED NON-PORTABLE ● low
114.31.22.128/27 surf APNIC ALLOCATED NON-PORTABLE ● low
145.2.0.0 – 145.4.255.255 SURF B.V. RIPE LEGACY ● low
145.9.0.0 – 145.10.255.255 SURF B.V. RIPE LEGACY ● low
145.15.0.0 – 145.16.255.255 SURF B.V. RIPE LEGACY ● low
145.18.0.0 – 145.21.255.255 SURF B.V. RIPE LEGACY ● low
145.23.0.0 – 145.26.255.255 SURF B.V. RIPE LEGACY ● low
145.28.0.0 – 145.30.255.255 SURF B.V. RIPE LEGACY ● low
145.37.0.0 – 145.39.255.255 SURF B.V. RIPE LEGACY ● low
145.41.0.0 – 145.42.255.255 SURF B.V. RIPE LEGACY ● low
145.47.0.0 – 145.49.255.255 SURF B.V. RIPE LEGACY ● low
145.51.0.0 – 145.52.255.255 SURF B.V. RIPE LEGACY ● low
145.56.0.0/14 SURF B.V. RIPE LEGACY ● low
145.61.0.0 – 145.62.255.255 SURF B.V. RIPE LEGACY ● low
145.65.0.0/16 SURF B.V. RIPE LEGACY ● low
145.67.0.0/16 SURF B.V. RIPE LEGACY ● low
145.71.0.0/16 SURF B.V. RIPE LEGACY ● low
145.73.0.0 – 145.76.255.255 SURF B.V. RIPE LEGACY ● low
145.78.0.0/16 SURF B.V. RIPE LEGACY ● low
145.88.0.0 – 145.118.255.255 SURF B.V. RIPE LEGACY ● low
145.120.0.0/13 SURF B.V. RIPE LEGACY ● low
145.120.75.112/28 SURF-NET RIPE LEGACY ● low
145.134.0.0 – 145.175.255.255 SURF B.V. RIPE LEGACY ● low
145.134.0.0/16 SURF B.V. RIPE LEGACY ● low
145.135.0.0/16 SURF B.V. RIPE LEGACY ● low
145.136.0.0/13 SURF B.V. RIPE LEGACY ● low
145.144.0.0/23 SURF B.V. RIPE LEGACY ● low
145.144.0.0 – 145.144.2.255 SURF B.V. RIPE LEGACY ● low
145.144.0.0/16 SURF B.V. RIPE LEGACY ● low
145.144.240.0/24 SURF B.V. RIPE LEGACY ● low
145.145.0.0/16 SURF B.V. RIPE LEGACY ● low
145.146.0.0/16 SURF B.V. RIPE LEGACY ● low
145.147.0.0/16 SURF B.V. RIPE LEGACY ● low
145.148.0.0/16 SURF B.V. RIPE LEGACY ● low
145.149.0.0/16 SURF B.V. RIPE LEGACY ● low
145.150.0.0/16 SURF B.V. RIPE LEGACY ● low
145.151.0.0/16 SURF B.V. RIPE LEGACY ● low
145.152.0.0/16 SURF B.V. RIPE LEGACY ● low
145.153.0.0/16 SURF B.V. RIPE LEGACY ● low
145.154.0.0/16 SURF B.V. RIPE LEGACY ● low
145.155.0.0/16 SURF B.V. RIPE LEGACY ● low
145.156.0.0/16 SURF B.V. RIPE LEGACY ● low
145.157.0.0/16 SURF B.V. RIPE LEGACY ● low
145.158.0.0/16 SURF B.V. RIPE LEGACY ● low
145.159.0.0/16 SURF B.V. RIPE LEGACY ● low
145.160.0.0/16 SURF B.V. RIPE LEGACY ● low
145.161.0.0/16 SURF B.V. RIPE LEGACY ● low
145.162.0.0/16 SURF B.V. RIPE LEGACY ● low
145.163.0.0/16 SURF B.V. RIPE LEGACY ● low
145.164.0.0/16 SURF B.V. RIPE LEGACY ● low
145.165.0.0/16 SURF B.V. RIPE LEGACY ● low
145.166.0.0/16 SURF B.V. RIPE LEGACY ● low
145.167.0.0/16 SURF B.V. RIPE LEGACY ● low
145.168.0.0/16 SURF B.V. RIPE LEGACY ● low
145.169.0.0/16 SURF B.V. RIPE LEGACY ● low
145.170.0.0/16 SURF B.V. RIPE LEGACY ● low
145.171.0.0/16 SURF B.V. RIPE LEGACY ● low
145.172.0.0/16 SURF B.V. RIPE LEGACY ● low
145.173.0.0/16 SURF B.V. RIPE LEGACY ● low
145.174.0.0/16 SURF B.V. RIPE LEGACY ● low
145.175.0.0/16 SURF B.V. RIPE LEGACY ● low
145.192.0.0/16 SURF B.V. RIPE LEGACY ● low
145.193.0.0/16 SURF B.V. RIPE LEGACY ● low
145.194.0.0/16 SURF B.V. RIPE LEGACY ● low
145.195.0.0/16 SURF B.V. RIPE LEGACY ● low
145.196.0.0/16 SURF B.V. RIPE LEGACY ● low
145.197.0.0/16 SURF B.V. RIPE LEGACY ● low
145.198.0.0/16 SURF B.V. RIPE LEGACY ● low
145.199.0.0/16 SURF B.V. RIPE LEGACY ● low
145.200.0.0/16 SURF B.V. RIPE LEGACY ● low
145.201.0.0/16 SURF B.V. RIPE LEGACY ● low
145.202.0.0/16 SURF B.V. RIPE LEGACY ● low
145.203.0.0/16 SURF B.V. RIPE LEGACY ● low
145.204.0.0/16 SURF B.V. RIPE LEGACY ● low
145.205.0.0/16 SURF B.V. RIPE LEGACY ● low
145.206.0.0/16 SURF B.V. RIPE LEGACY ● low
145.207.0.0/16 SURF B.V. RIPE LEGACY ● low
145.208.0.0/16 SURF B.V. RIPE LEGACY ● low
145.209.0.0/16 SURF B.V. RIPE LEGACY ● low
145.210.0.0/16 SURF B.V. RIPE LEGACY ● low
145.211.0.0/16 SURF B.V. RIPE LEGACY ● low
145.212.0.0/16 SURF B.V. RIPE LEGACY ● low
145.213.0.0/16 SURF B.V. RIPE LEGACY ● low
145.214.0.0/16 SURF B.V. RIPE LEGACY ● low
145.215.0.0/16 SURF B.V. RIPE LEGACY ● low
145.216.0.0/16 SURF B.V. RIPE LEGACY ● low
145.217.0.0/16 SURF B.V. RIPE LEGACY ● low
192.87.23.8/29 SURF B.V. RIPE LEGACY ● low
192.87.23.32/28 SURF B.V. RIPE LEGACY ● low
192.87.114.0/24 SURF-NET RIPE LEGACY ● low
192.87.160.0/23 SURF-NET RIPE LEGACY ● low
192.116.195.0/24 SURF RIPE ASSIGNED PA ● low
194.171.172.0/22 SURF-NET RIPE ASSIGNED PA ● low
2001:610:100::/48 SURF B.V. RIPE ALLOCATED-BY-LIR ● low
2001:610:104::/48 SURF B.V. RIPE ALLOCATED-BY-LIR ● low
2001:610:139::/48 SURF-NET RIPE ALLOCATED-BY-LIR ● low
2001:14f0:100:1a8::/64 SURF-MHH RIPE ASSIGNED ● low
2001:14f0:1a8::/48 SURF-MHH RIPE ASSIGNED ● low

IPv6 ranges (29)

showing the 15 largest allocations

Footprint over time

11 weekly snapshots · JSON
296 +1 netblocks since 2026-07-05
2026-07-05 peak 296 2026-09-06

Domains hosted in this network

what's this?

Customer-delegated space

how is this classified?
Unclassified 278 (98.2%)
Operator infrastructure (named) 16 (5.7%)
Customer access pools 2 (0.7%)

Network trust

what's this?
RPKI hygiene: B how networks compare →
83.1% of checked blocks have valid RPKI ROA coverage (246 of 296)
Possible discrepancies (4)

These blocks are registered to SURF B.V. but cryptographically authorized for a different, unrelated network (4 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2001:14f0:1a8::/48 /48 authorized for AS12355 — HeLi NET Telekommunikation GmbH & Co.
145.78.0.0/16 /16 authorized for AS1136 — KPN B.V.
192.116.195.0/24 /24 authorized for AS12400 — Partner Communications Ltd.
114.31.12.0/24 /24 authorized for AS7565 — BDCOM Online Limited

NIC Handles

AB1190-AP AS1101 AS1101-MNT AS1101-MNT AS1102 AS1102-MNT AS1102-MNT AS1103 AS1103 AS1103-MNT AS1104-MNT AS1106 +27 more