Leaseweb UK Limited

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks91 · 45,312 IPv4 addresses
IPv6 30 prefixes (largest 2a0d:3000::/29)
Registered in United Kingdom (52) · United Arab Emirates (11) · United States (7) · India (1) · LT (1) · SC (1)
Cluster ID214387840
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 31 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
103 +1 netblocks since 2026-07-05
2026-07-05 peak 103 2026-07-26

IP Ranges (91)

showing 50 of 91 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
23.19.56.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
23.19.56.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
23.19.59.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
23.19.62.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
23.81.32.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
23.106.32.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
23.106.56.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
23.106.232.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
31.58.18.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.58.22.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.58.28.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.58.32.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.59.15.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.59.20.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.59.21.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.59.27.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.59.28.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
31.59.33.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
37.44.216.0/22 Leaseweb UK Limited BGP ANNOUNCED ● high
38.246.186.0/23 Leaseweb UK Limited BGP ANNOUNCED ● high
38.253.124.0/23 Leaseweb UK Limited BGP ANNOUNCED ● high
45.153.20.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
81.17.56.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
81.17.56.0/22 Leaseweb UK Limited BGP ANNOUNCED ● high
81.17.60.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
81.17.61.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
81.17.62.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
81.17.63.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
82.38.198.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
82.41.197.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
82.113.64.0/19 Leaseweb UK Limited BGP ANNOUNCED ● high
92.249.32.0/22 Leaseweb UK Limited BGP ANNOUNCED ● high
95.168.176.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
95.168.176.0/20 Leaseweb UK Limited BGP ANNOUNCED ● high
95.168.184.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
95.168.185.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
95.168.186.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
95.168.186.0/23 Leaseweb UK Limited BGP ANNOUNCED ● high
95.168.187.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
95.168.188.0/22 Leaseweb UK Limited BGP ANNOUNCED ● high
103.173.197.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
173.208.48.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
173.234.16.0/21 Leaseweb UK Limited BGP ANNOUNCED ● high
173.234.16.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
173.234.17.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
173.234.18.0/23 Leaseweb UK Limited BGP ANNOUNCED ● high
173.234.18.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
173.234.19.0/24 Leaseweb UK Limited BGP ANNOUNCED ● high
173.234.20.0/23 Leaseweb UK Limited BGP ANNOUNCED ● high
173.234.22.0/23 Leaseweb UK Limited BGP ANNOUNCED ● high

IPv6 ranges (30)

showing the 15 largest allocations
CIDR
2a0d:3000::/29
2a0f:1540::/29
2a0f:1640::/29
2a0f:1940::/29
2a0f:2840::/29
2a0f:2940::/29
2a0f:2a40::/29
2a0f:2dc0::/29
2a0f:2e40::/29
2a0f:30c0::/29
2a0f:3140::/29
2a0f:3540::/29
2a0f:3740::/29
2a0f:d9c0::/29
2a0f:e440::/29

Domains hosted in this network

what's this?
islonline.net adaptiva.cloud syf.com bmwblog.com surfly-us.com gulte.com betakit.com surfly.com speedycdn.xyz wccftech.com contentnode.net siasat.com

Network trust

what's this?
RPKI hygiene: B how networks compare →
91.3% of checked blocks have valid RPKI ROA coverage (94 of 103)
Possible discrepancies (2)

These blocks are registered to Leaseweb UK Limited but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

103.173.197.0/24 /24 authorized for AS146897 — Vertoz Limited
212.24.127.0/24 /24 authorized for AS16276 — OVH SAS

NIC Handles

AS205544 AS31898 AS3257-IPAM-MNT BeniGaz DUMY-RIPE DUMY-RIPE FBX-MNT LEASEWEB-DE-MNT LEASEWEB-MNT LEASEWEB-NL-MNT LEASEWEBCDN-MNT MAINT-IN-IRINN +19 more