206208 looking glass

AS13205 British Telecommunications Limited 🇬🇧 GB

Announcing 14 prefixes, seen at the RIS collectors.

IPv4 prefixes
14
20,224 (79 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS13205
Name
British Telecommunications Limited
Organisation
British Telecommunications Limited
Country
🇬🇧 GB
RIR
RIPENCC
Allocated
2000-05-04

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 14 no ROA (100.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS12557 - AS13223
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:24Z
last-modified:  2018-11-22T15:27:24Z
source:         RIPE

aut-num:        AS13205
as-name:        UNSPECIFIED
descr:          BTWWIDC-H Autonomous System
descr:          BT Global Services DCS WorldWide Internet Data Centre
descr:          Amsterdam
org:            ORG-BT4-RIPE
import:         from AS5400 action pref=100; accept ANY
import:         from AS2855 action pref=90; accept ANY
import:         from AS9335 action pref=100; accept ANY
import:         from AS4295 action pref=100; accept ANY
import:         from AS12541 action pref=100; accept ANY
export:         to AS5400 announce AS13205
export:         to AS2855 announce AS13205
export:         to AS9335 announce AS13205
export:         to AS4295 announce AS13205
export:         to AS12541 announce AS13205
default:        to AS2855 action pref=90; networks ANY
admin-c:        ICHR1-RIPE
tech-c:         ICHR1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ICH-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2017-11-15T09:15:51Z
source:         RIPE

organisation:   ORG-BT4-RIPE
org-name:       British Telecommunications Limited
country:        GB
reg-nr:         01800000
org-type:       LIR
address:        pp HWJ380, PO Box 78961
                1 Braham Street
address:        E1W 9TD
address:        London
address:        UNITED KINGDOM
phone:          +44 3316 260934
admin-c:        BTCR1-RIPE
admin-c:        MS35380-RIPE
mnt-ref:        BTENT-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         BTENT-MNT
abuse-c:        BTCR3-RIPE
created:        2004-04-17T12:11:54Z
last-modified:  2026-06-29T12:02:58Z
source:         RIPE # Filtered

role:           Ignite Content Hosting Registry
address:        BT Global Services DCS Registry
address:        British Telecommunications PLC
address:        81 Newgate Street
address:        London GB
remarks:        trouble: mailto: btcertcc@bt.com
admin-c:        NM1915-RIPE
admin-c:        MS35380-RIPE
tech-c:         MS35380-RIPE
tech-c:         NM1915-RIPE
tech-c:         FLS15-RIPE
nic-hdl:        ICHR1-RIPE
mnt-by:         ICH-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2025-03-21T10:05:56Z
source:         RIPE # Filtered