ResearchRouting table, RPKI, IRR & looking glass

AS28949 Technical University of Sofia

AS28949 (TUSNET-AS) is registered to Technical University of Sofia in BG. It originates 17 prefixes in the global routing table.

17
IPv4 prefixes
0
IPv6 prefixes
4,096
IPv4 addresses
100%
RPKI valid

Who holds AS28949

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

AS number
AS28949
Handle
TUSNET-AS
Organization
Technical University of Sofia
Country
BG
ASPA
None published

What AS28949 announces

Prefixes originated by AS28949 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
17
IPv6 prefixes
0
IPv4 addresses
4,096 (16 /24s)
RPKI valid
17 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS28949
17
With an IRR route object
17 100%

Announced prefixes

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

Who AS28949 is reached through

The AS just before AS28949 in the paths our looking glass collectors hold, for 17 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
RIPETUSNET-ASRIPE-NCC-END-MNT, TUSOFIA-MNT

Route objects with origin AS28949: RIPE 19

as-sets that list AS28949 (6)