ResearchRouting table, RPKI, IRR & looking glass

AS204558 Odyssey Systems Ltd

AS204558 (ODYSSEY) is registered to Odyssey Systems Ltd in GB. It originates 5 prefixes in the global routing table.

4
IPv4 prefixes
1
IPv6 prefixes
7,168
IPv4 addresses
100%
RPKI valid

Who holds AS204558

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

AS number
AS204558
Handle
ODYSSEY
Organization
Odyssey Systems Ltd
Country
GB
ASPA
None published

What AS204558 announces

Prefixes originated by AS204558 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
1
IPv4 addresses
7,168 (28 /24s)
RPKI valid
5 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS204558
5
With an IRR route object
5 100%

Announced prefixes

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

IPv4 (4)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS204558 is reached through

The AS just before AS204558 in the paths our looking glass collectors hold, for 5 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
RIPEODYSSEYRIPE-NCC-END-MNT, ODYSSEY

Route objects with origin AS204558: RIPE 5

as-sets that list AS204558 (2)