AS204821 Sinofibre Limited 🇬🇧 GB
Announcing 1 prefixes, seen at the RIS collectors.
IPv4 prefixes
1
256 (1 × /24)
IPv6 prefixes
0
-
Upstreams
1
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
- AS204821
- Name
- Sinofibre Limited
- Organisation
- Sinofibre Limited
- Country
- 🇬🇧 GB
- RIR
- RIPENCC
- Allocated
- 2026-01-21
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.ripe.net
as-block: AS203940 - AS205662 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: 2026-03-05T15:29:31Z last-modified: 2026-03-05T15:29:31Z source: RIPE aut-num: AS204821 as-name: Sinofibre descr: Sinofibre Broadband org: ORG-SL1394-RIPE sponsoring-org: ORG-CL826-RIPE import: from AS48266 accept ANY export: to AS48266 announce AS204821 import: from AS174 accept ANY export: to AS174 announce AS204821 admin-c: AA46144-RIPE tech-c: AA46144-RIPE abuse-c: AA46144-RIPE status: ASSIGNED mnt-by: RIPE-NCC-END-MNT mnt-by: Sinofibre-MNT created: 2026-01-21T11:23:14Z last-modified: 2026-01-30T16:50:09Z source: RIPE organisation: ORG-SL1394-RIPE org-name: Sinofibre Limited org-type: OTHER address: 6 Watergate Walk, London, E14 9UT country: GB reg-nr: 16879615 abuse-c: AA46144-RIPE mnt-ref: lir-uk-catixs-ltd-1-MNT created: 2026-01-16T17:03:07Z last-modified: 2026-05-13T05:41:23Z source: RIPE # Filtered mnt-by: Sinofibre-MNT role: Admin address: 6 Watergate Walk, London, E14 9UT abuse-mailbox: abuse@sinofibre.co.uk nic-hdl: AA46144-RIPE mnt-by: Sinofibre-MNT created: 2026-01-16T16:59:11Z last-modified: 2026-01-16T17:02:52Z source: RIPE # Filtered