ResearchRouting table, RPKI, IRR & looking glass

AS39503 Peter the Great St. Petersburg Polytechnic University

AS39503 (SPbPU-AS) is registered to Peter the Great St. Petersburg Polytechnic University in RU. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
2,304
IPv4 addresses
75%
RPKI valid

Who holds AS39503

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

AS number
AS39503
Handle
SPbPU-AS
Organization
Peter the Great St. Petersburg Polytechnic University
Country
RU
ASPA
None published

What AS39503 announces

Prefixes originated by AS39503 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
0
IPv4 addresses
2,304 (9 /24s)
RPKI valid
3 75%
RPKI invalid
0
RPKI not found
1
ROAs naming AS39503
3
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (4)

RPKI valid   RPKI invalid   no ROA covers it

Who AS39503 is reached through

The AS just before AS39503 in the paths our looking glass collectors hold, for 4 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
RIPESPbPU-ASRIPE-NCC-END-MNT, RU-SPBPU-1-MNT

Route objects with origin AS39503: RIPE 4

as-sets that list AS39503 (4)