AS205544 — LEASEWEB-UK-LON-11
Network type: hosting
AS205544 announces 37 IPv4 prefixes covering 45,568 addresses and 43 IPv6 prefixes.
About this network
An Autonomous System of LeaseWeb, a large Netherlands-based IaaS and hosting provider. This block backs LeaseWeb's UK / London footprint.
What it's used for
- Dedicated servers, bare metal, cloud, and CDN services for a global customer base out of LeaseWeb's data centers.
Notable
- An IP here identifies LeaseWeb as the host, not the operator of whatever runs on it — could be a legitimate enterprise workload or an abusive rented server.
- LeaseWeb operates many ASNs across its regional networks (US, NL, DE, APAC, UK).
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.
Announced prefixes
- 23.19.56.0/21
- 23.81.32.0/21
- 23.106.32.0/21
- 23.106.56.0/21
- 23.106.232.0/21
- 31.58.18.0/24
- 31.58.22.0/24
- 31.58.28.0/24
- 31.58.32.0/24
- 31.59.15.0/24
- 31.59.20.0/23
- 31.59.27.0/24
- 31.59.28.0/24
- 31.59.33.0/24
- 37.44.216.0/22
- 38.246.186.0/23
- 38.253.124.0/23
- 45.153.20.0/24
- 81.17.56.0/21
- 82.38.198.0/24
- 82.41.197.0/24
- 82.113.64.0/19
- 92.249.32.0/22
- 95.168.176.0/20
- 173.208.48.0/21
- 173.234.16.0/21
- 173.234.72.0/21
- 173.234.136.0/21
- 176.113.64.0/22
- 185.70.240.0/23
- 185.222.24.0/22
- 185.236.92.0/22
- 185.245.124.0/22
- 193.160.76.0/22
- 194.56.232.0/24
- 212.24.127.0/24
- 212.135.128.0/24
- 2001:1b88::/32
- 2a04:88c4::/32
- 2a04:88c6::/32
- 2a09:17c0:b19a::/48
- 2a0d:3000::/29
- 2a0e:1a83:88::/48
- 2a0f:1206:77::/48
- 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:bc02::/32
- 2a0f:d9c0::/29
- 2a0f:e1c0:1::/48
- 2a0f:e1c7:100::/48
- 2a0f:e202:97::/48
- 2a0f:e440::/29
- 2a0f:e6c6:bf88::/48
- 2a0f:ea44:88::/48
- 2a10:3440::/29
- 2a10:3840::/29
- 2a11:3240::/29
- 2a11:4800::/29
- 2a11:8700::/29
- 2a11:e580::/29
- 2a11:efc0::/29
- 2a12:2c80::/29
- 2a12:3f00::/29
- 2a12:4b00::/29
- 2a12:5900::/29
- 2a12:5e00::/29
- 2a12:cd00::/29
- 2a12:dc00::/29
- 2a12:ecc0:3::/48
- 2a13:e100:1::/48
Upstream networks
- AS16265 LeaseWeb Network B.V.
- AS1299 Arelion Sweden AB
- AS6453 TATA COMMUNICATIONS (AMERICA) INC
- AS174 Cogent Communications, LLC
- AS3257 GTT Communications Inc.
Adjacent networks
BGP / ASN / CIDR
awaiting query
enter an AS number, IP address, or organisation name above
IPv4
resolving...
IPv6
resolving...
Search Results
IPv4 Prefixes
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IPv6 Prefixes
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Total Prefixes
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Unique /24s
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⚠ SUSPICIOUS PREFIX ANNOUNCEMENTS DETECTED