ResearchRouting table, RPKI, IRR & looking glass

AS16989 The University of Tennessee Health Science Center

AS16989 (UTHSC) is registered to The University of Tennessee Health Science Center in US. It originates 8 prefixes in the global routing table.

8
IPv4 prefixes
0
IPv6 prefixes
131,584
IPv4 addresses
87%
RPKI valid

Who holds AS16989

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

AS number
AS16989
Handle
UTHSC
Organization
The University of Tennessee Health Science Center
Country
US
ASPA
None published

What AS16989 announces

Prefixes originated by AS16989 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
8
IPv6 prefixes
0
IPv4 addresses
131,584 (514 /24s)
RPKI valid
7 87%
RPKI invalid
0
RPKI not found
1
ROAs naming AS16989
3
With an IRR route object
7 87%

Announced prefixes

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

Who AS16989 is reached through

The AS just before AS16989 in the paths our looking glass collectors hold, for 8 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
ARINUTHSCMNT-UNIVER-5
RADBRoadRunnerMAINT-RR

Route objects with origin AS16989: ARIN 7 · RADB 2

as-sets that list AS16989 (7)