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Data as of Nov 6, 2026

51.146.253.0/24

Anonymizer · ISP proxy119 residential-proxy exits · 30 days

British Telecommunications Limited · space held by Sky UK Limited

Announcement
51.146.252.0/22
RPKI valid
Announced by
AS2856
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
New origin May 2026
its first announcement on record

Residential-proxy exits

Proxy exits
119
46% of its addresses · 30 days
Providers
10
selling exits here
Oct 7, 2026 – Nov 5, 2026

Exits seen per day

2.3K observations

Proxy providers listing exits

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IPv4 market

Path

Announced by AS2856 since May 2026 · 6 mo ago
1 · Holder
Sky UK Limited
record created Feb 5, 2026
2 · Leased from
IPXO
for its owner Sky UK Limited
3 · Announced by
AS2856 British Telecommunications Limited
since May 2026 · 6 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 51.146.253.0/24/24s
IPXO
256100%
1
Leased from

Owners leasing their own space

NameIn 51.146.253.0/24/24s
Sky UK Limited
256100%
1

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
51.146.0.0/1665,536UK-SKY-19930901Sky UK Limited (ORG-SUL39-RIPE) · GBALLOCATED PAFeb 5, 2026hostmaster@sky.uk
└ 51.146.128.0/1732,768NET-51-146-128-0-17Sky UK Limited (ORG-SUL39-RIPE) · GBSUB-ALLOCATED PAFeb 5, 2026report@abuseradar.com
└ 51.146.252.0/221,024NET-51-146-252-0-22unknownASSIGNED PAApr 10, 2026report@abuseradar.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 51.146.252.0/22

Prefix
51.146.252.0/22
Announced by
AS2856 British Telecommunications Limited
Type
ISP proxy
Anonymizer addresses
all
Leased from
IP broker IPXO
Proxy exits
383
Always-on exits
4
RPKI
RPKI valid
Netname
NET-51-146-252-0-22
RIR
RIPE NCC
IPv4 market

Holder

Holder in the market →
Organization
Sky UK Limited
Handle
ORG-SUL39-RIPE
Range
51.146.0.0/16
Registration type
ALLOCATED PA
Record created
Feb 5, 2026
Origin network

AS2856

GB
Name
British Telecommunications Limited
Type
Internet provider
Registered
Dec 22, 1993
Domain
bt.net
Website
www.bt.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
12