Swansea

Registry

Cluster stats

Netblocks	10 · 61,466 IPv4 addresses
All fragments	26 blocks across 11 clusters
Cluster ID	209013499
Registry	RIPE
Customers	find customers using this network →

Evidence & provenance ?

Attribution	Registry record
Shared handles	clustered on 4 shared RIR contact/maintainer handles
Registry names	2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON

10 0 netblocks since 2026-07-05

2026-07-05 peak 10 2026-07-19

Domains hosted in this network

what's this?

swan.ac.uk swansea.ac.uk

IP Ranges (10)

⬇ export CSV

CIDR	Org name	Registry	Status	Confidence
137.44.0.0/19	Swansea	RIPE	LEGACY	● low
137.44.32.0/19	Swansea	RIPE	LEGACY	● low
137.44.64.0/19	Swansea	RIPE	LEGACY	● low
137.44.96.0/20	Swansea	RIPE	LEGACY	● low
137.44.128.0/19	Swansea	RIPE	LEGACY	● low
137.44.160.0/19	Swansea	RIPE	LEGACY	● low
137.44.192.0/19	Swansea	RIPE	LEGACY	● low
137.44.224.0/19	Swansea	RIPE	LEGACY	● low
193.195.139.16/30	SWANSEA	RIPE	ASSIGNED PA	● low
195.89.2.224/27	SWANSEA	RIPE	ASSIGNED PA	● low

Possibly related to this organisation

what's this?

Same name family

Separately-registered clusters whose names share “Swansea” — often per-country or per-system registrations of the same brand, occasionally a different organisation sharing the name. Not counted in this organisation's own footprint.

Swansea University 4 blocks
SWANSEA-CITY-WASTE-DISPOSAL 3 blocks
Swansea-Stadium-Management-Company 2 blocks
SWANSEA-FC 1 blocks
SWANSEA-BAY-UNIVERSITY-HEALTH 1 blocks
SWANSEA-DRYDOCKS 1 blocks
SWANSEA-AIRPORT 1 blocks
SWANSEA-METROPOLITAN-UNIVERSITY 1 blocks

Combined view of all 11 name-family clusters →

Sub-allocations under carriers

IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own naming convention, not a direct registration.

Pipex Bearmach Plc Swansea 1 via Wavenet Limited sub-allocation
County Of Swansea via Virgin Media Limited sub-allocation
BUSINESS-POST-WOLVES---BUSINESS-POST-SWANSEA sub-allocation
BUSINESS-POST-BIRMINGHAM---BUSINESS-POST-SWANSEA sub-allocation
Electrical Southants Rm Swansea sub-allocation
RAMADASWANSEA-NET sub-allocation
SWANSEA-COUNCIL-FOR-VOLUNTARY-SERVICE-LAN-29693 via Spitfire Network Services Limited sub-allocation
Stgiles Swansea via Virtual1 Limited sub-allocation

Network trust

what's this?

RPKI hygiene: D how networks compare →

20.0% of checked blocks have valid RPKI ROA coverage (2 of 10)

No discrepancies found among checked blocks.

NIC Handles

DUMY-RIPE DUMY-RIPE PWM-MNT VODAFONE-WORLDWIDE-MNTNER