ResearchRouting table, RPKI, IRR & looking glass

AS15991 Swedish Tax Agency

AS15991 (Swedish_Tax_Agency) is registered to Swedish Tax Agency in SE. It originates 2 prefixes in the global routing table.

1
IPv4 prefixes
1
IPv6 prefixes
65,536
IPv4 addresses
100%
RPKI valid

Who holds AS15991

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

AS number
AS15991
Handle
Swedish_Tax_Agency
Organization
Swedish Tax Agency
Country
SE
ASPA
None published

What AS15991 announces

Prefixes originated by AS15991 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
1
IPv4 addresses
65,536 (256 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS15991
2
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 (1)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS15991 is reached through

The AS just before AS15991 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
RIPESwedish_Tax_AgencyRIPE-NCC-END-MNT, TAX-MNT

Route objects with origin AS15991: RIPE 2

as-sets that list AS15991 (5)