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Data as of Nov 5, 2026

82.136.54.0/23

Anonymizer · ISP proxy

British Telecommunications Limited · space held by Burstfire Networks Ltd

Announcement
this exact prefix
RPKI valid
Announced by
AS2856
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
Burstfire Networks Ltd
record created Jun 27, 2003
2 · Leased from
Burstfire Networks Ltd
its owner, directly
3 · Announced by
AS2856 British Telecommunications Limited
since Nov 2023 · 3.0 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

Owners leasing their own space

NameIn 82.136.54.0/23/24s
Burstfire Networks Ltd
512100%
2

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

82.136.54.0/23

From the registry to its use

  1. Jun 27, 2003
    Registry record
    Burstfire Networks Ltd
    ALLOCATED PA
    82.136.0.0/18
  2. May 9, 2005– today
    Announced
    AS9153 Burstfire Networks Ltd
    as part of 82.136.0.0/18
    82.136.0.0/18
  3. Dec 23, 2022
    Route object
    AS2856 British Telecommunications Limited
    RIPE route object for AS2856 British Telecommunications Limited, maintainer BURSTFIRE-MNT
  4. Jan 11, 2023– Feb 15, 2023
    Announced
    AS2856 British Telecommunications Limited
    Internet provider
  5. Nov 19, 2023– today
    Announced
    AS2856 British Telecommunications Limited
    Internet provider

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
82.136.0.0/18
since May 2005
AS9153UnknownBurstfire Networks Ltd

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
82.136.0.0/1816,384UK-BURSTFIRE-20030627Burstfire Networks Ltd (ORG-BNL1-RIPE) · GBALLOCATED PAJun 27, 2003abuse@burstfire.net
└ 82.136.54.0/23512BTNET-LHLunknownASSIGNED PADec 23, 2022abuse@burstfire.net
via UK-BURSTFIRE-20030627

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Burstfire Networks Ltd
Handle
ORG-BNL1-RIPE
Range
82.136.0.0/18
Registration type
ALLOCATED PA
Record created
Jun 27, 2003
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