ResearchRouting table, RPKI, IRR & looking glass

AS33923 ART-COM Sp. z o.o.

AS33923 (ART-COM) is registered to ART-COM Sp. z o.o. in PL. It originates 5 prefixes in the global routing table.

4
IPv4 prefixes
1
IPv6 prefixes
18,688
IPv4 addresses
100%
RPKI valid

Who holds AS33923

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

AS number
AS33923
Handle
ART-COM
Organization
ART-COM Sp. z o.o.
Country
PL
ASPA
5 providers

What AS33923 announces

Prefixes originated by AS33923 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
18,688 (73 /24s)
RPKI valid
5 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS33923
7
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 AS33923 is reached through

The AS just before AS33923 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.

Provider authorization

AS33923 publishes an ASPA naming these providers. Check a path.

Routing registry objects

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

Sourceas-nameMaintained by
RIPEART-COMRIPE-NCC-END-MNT, ART-COM-MNT

Route objects with origin AS33923: RIPE 8

as-sets that list AS33923 (10)