Contacts
Technical
BTnet Support BS1474-RIPE
Adhara
Adastral Park
Martlesham Heath
Ipswich
SUFFLK IP5 3RE
GB+44 800 0858963 5
+44 1473 336231Holder
BTNET-INFRA-MNT
Administrative
BT IP Address Admin FLS15-RIPE
PP 1, Floor 1
Orion Building
Adastral Park
Martlesham Heath
Ipswich
IP5 3RE
UKHolder
British Telecommunications Limited ORG-BPIS1-RIPE
PP1, Floor1, Orion, Adastral Park, Martlesham Heath
IP5 3RE
Ipswich
UNITED KINGDOM+44 (0)20 7356 5000
Holder
RIPE-NCC-LEGACY-MNT
Abuse
Abuse-C Role AR13878-RIPE
BT Public Internet Service
abuse@bt.com
Reverse DNS
- Names
- Forward check
- Confirmedhost51-14-255-255.range51-14.btcentralplus.com resolves to 51.14.255.255
Network
- Announced by
- AS2856 British Telecommunications
- Route
- 51.14.0.0/16, carried by 2,586 of bgp.tools' BGP feeds
- Kind
- Eyeball
- Country
- GB
- Tagged
- Tor services, Home ISP, Tranco 10k Host
Upstreams and peers
- AS5400 British Telecommunications (International)19,889 paths
- AS9002 RETN Limited3,132 paths
- AS6461 Zayo Bandwidth976 paths
- AS13030 Init7 (Switzerland) Ltd.874 paths
- AS3303 Swisscom (Schweiz) AG657 paths
- AS5405 Inter.link GmbH583 paths
- AS50304 Blix Solutions AS409 paths
- AS60068 Datacamp Limited (CDN77 / DataPacket)284 paths
- AS4455 IX Reach Ltd228 paths
- AS6204 INTERKVM HOST SRL146 paths
- AS8220 COLT142 paths
- AS61049 Exascale Ltd129 paths
And 10 more
Downstreams
- AS15248 Metaswitch Networks Corp.620 paths
- AS25049 Shell Information Technology International B.V.519 paths
- AS39550 KPMG LLP519 paths
- AS213786 IDASH SOLUTIONS LIMITED519 paths
- AS33981 Total System Services Processing Europe Limited517 paths
- AS14766 Magnetar Capital LLC505 paths
- AS6871 Plusnet plc360 paths
- AS212329 Netcraft Ltd357 paths
- AS54113 Fastly, Inc.356 paths
- AS57002 William Hill Organization Ltd354 paths
- AS197545 Era4 Limited350 paths
- AS394731 Canadian Natural Resources Limited350 paths
And 206 more
From RIPEstat
Routes AS2856 announces
547 IPv4 prefixes covering 13,949,184 addresses, and 7 IPv6 prefixes
IPv4
- 86.128.0.0/10
- 81.128.0.0/11
- 86.128.0.0/11
- 81.128.0.0/12
- 86.128.0.0/12
- 109.144.0.0/12
- 217.32.0.0/12
- 31.48.0.0/13
- 95.144.0.0/13
- 31.100.0.0/14
- 31.112.0.0/14
- 31.116.0.0/14
- 147.148.0.0/14
- 194.72.0.0/14
- 213.120.0.0/14
- 5.80.0.0/15
- 31.90.0.0/15
- 31.92.0.0/15
- 31.106.0.0/15
- 31.122.0.0/15
- 31.126.0.0/15
- 46.68.0.0/15
- 109.180.0.0/15
- 5.81.0.0/16
- 31.94.0.0/16
- 31.96.0.0/16
- 31.104.0.0/16
- 31.116.0.0/16
- 31.117.0.0/16
- 31.118.0.0/16
- 31.119.0.0/16
- 31.120.0.0/16
- 31.121.0.0/16
- 31.124.0.0/16
- 51.14.0.0/16
- 62.6.0.0/16
- 62.7.0.0/16
- 62.172.0.0/16
- 62.239.0.0/16
- 91.111.0.0/16
- 109.249.0.0/16
- 132.146.0.0/16
- 147.152.0.0/16
- 149.254.0.0/16
- 165.120.0.0/16
- 193.113.0.0/16
- 195.99.0.0/16
- 195.171.0.0/16
- 212.140.0.0/16
- 213.1.0.0/16
And 497 more
IPv6
From bgp.tools
Location
- Location
- Barrow in Furness, England, United Kingdom
- Accuracy
- Within 10 km
Location from GeoLite2 data created by MaxMind
Blocklists
- Spamhaus ZEN Listed: End-user range that should not send mail directly (PBL)
- SpamCop Not listed
- Mailspike Not listed
- PSBL Not listed