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InternetData
IPv4 address

91.207.51.19

An address in Cardiff, Wales, United Kingdom, used by Penguin Internet Ltd, announced by SysGroup plc (AS39537). Of our anonymity, network and probe databases, it is in Hosting IP.

7 of 21 address-keyed databases hold it

Summary
Company
Penguin Internet Ltd
Prefix
91.207.50.0/23
Registered to
Penguin Internet Ltd
Network type
Business
Anycast
No

Anonymity

Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.

1 of 7 hold it
Confidence
medium
Last seen
2026-10-08

Ownership

Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.

4 of 6 hold it
Company
Penguin Internet Ltd
Domain
penguin-uk.com
Type
ISP
Registered in
United Kingdom
AS number
AS39537
Name
SysGroup plc
Prefix
91.207.50.0/23
RPKI
not found
Type
Business
Domain
hns.net
Registered in
United Kingdom
Name
Penguin Internet Ltd
Handle
Penguin-Internet
Organization
ORG-PIL8-RIPE
Status
ASSIGNED PI
Registry
ripe
Domain
penguin-uk.com
Name
Penguin Abuse
Phone
+442920090017
Address
733b Newport Road, Rumney, Cardiff, CF3 4FD
Network
91.207.50.0-91.207.51.255
Not seen inIP RWHOISIP RDNS

Geolocation

Where the address is, and what that place uses.

2 of 2 hold it
City
Cardiff
Region
Wales
Postal code
CF10
Continent
Europe
Coordinates
51.4800, -3.1800
Timezone
Europe/London

Network

What kind of network it is on: a mobile carrier, an anycast service, a CDN edge.

0 of 3 hold it

Probe

What our own internet-wide measurement found listening on it.

0 of 3 hold it
00 · Evaluate

Test the real build first.

An evaluation license puts a full current build in your hands — every row, every column, no sampling — so you can measure it against your own traffic before anyone talks about terms.

01 · License

Then license what you use.

Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell — priced by scope, not by seat.
Annual terms, a named contact, and flexible payment terms — monthly, quarterly or yearly.