ResearchRouting table, RPKI, IRR & looking glass

AS213671 Vision Fibre Media Ltd.

AS213671 (FOURTHUTILITY-AS) is registered to Vision Fibre Media Ltd. in GB. It originates 39 prefixes in the global routing table.

36
IPv4 prefixes
3
IPv6 prefixes
9,216
IPv4 addresses
76%
RPKI valid

Who holds AS213671

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS213671
Handle
FOURTHUTILITY-AS
Organization
Vision Fibre Media Ltd.
Country
GB
ASPA
None published

What AS213671 announces

Prefixes originated by AS213671 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
36
IPv6 prefixes
3
IPv4 addresses
9,216 (36 /24s)
RPKI valid
30 76%
RPKI invalid
0
RPKI not found
9
ROAs naming AS213671
13
With an IRR route object
39 100%

Who AS213671 is reached through

The AS just before AS213671 in the paths our looking glass collectors hold, for 39 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPEFOURTHUTILITY-ASRIPE-NCC-END-MNT, FOURTHUTIL-MNT

Route objects with origin AS213671: RADB 32 · RIPE 14 · ARIN 6

as-sets that list AS213671 (3)