ResearchRouting table, RPKI, IRR & looking glass

AS204945 Celebrus Technologies plc

AS204945 (D4T4) is registered to Celebrus Technologies plc in GB. It originates 2 prefixes in the global routing table.

2
IPv4 prefixes
0
IPv6 prefixes
512
IPv4 addresses
100%
RPKI valid

Who holds AS204945

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

AS number
AS204945
Handle
D4T4
Organization
Celebrus Technologies plc
Country
GB
ASPA
None published

What AS204945 announces

Prefixes originated by AS204945 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
0
IPv4 addresses
512 (2 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS204945
1
With an IRR route object
2 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS204945 is reached through

The AS just before AS204945 in the paths our looking glass collectors hold, for 2 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
RIPED4T4RIPE-NCC-END-MNT, D4T4-RIPE-MNT

Route objects with origin AS204945: RIPE 6

as-sets that list AS204945 (6)