ResearchRouting table, RPKI, IRR & looking glass

AS203263 ADAM KRAWCEWICZ trading as MAGAZYN FABRYCZNY NETCOM

AS203263 (MFNETCOM-AS) is registered to ADAM KRAWCEWICZ trading as MAGAZYN FABRYCZNY NETCOM in PL. It originates 2 prefixes in the global routing table.

2
IPv4 prefixes
0
IPv6 prefixes
768
IPv4 addresses
100%
RPKI valid

Who holds AS203263

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

AS number
AS203263
Handle
MFNETCOM-AS
Organization
ADAM KRAWCEWICZ trading as MAGAZYN FABRYCZNY NETCOM
Country
PL
ASPA
None published

What AS203263 announces

Prefixes originated by AS203263 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
768 (3 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS203263
4
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 AS203263 is reached through

The AS just before AS203263 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
RIPEMFNETCOM-ASRIPE-NCC-END-MNT, LIR-PL-MFN24-1-MNT

Route objects with origin AS203263: RIPE 7

as-sets that list AS203263 (12)