ResearchRouting table, RPKI, IRR & looking glass

AS13998 University of Texas Southwestern Medical Center

AS13998 (SWMED) is registered to University of Texas Southwestern Medical Center in US. It originates 14 prefixes in the global routing table.

13
IPv4 prefixes
1
IPv6 prefixes
85,504
IPv4 addresses
28%
RPKI valid

Who holds AS13998

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

AS number
AS13998
Handle
SWMED
Organization
University of Texas Southwestern Medical Center
Country
US
ASPA
None published

What AS13998 announces

Prefixes originated by AS13998 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
13
IPv6 prefixes
1
IPv4 addresses
85,504 (334 /24s)
RPKI valid
4 28%
RPKI invalid
0
RPKI not found
10
ROAs naming AS13998
4
With an IRR route object
12 85%

Announced prefixes

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

Who AS13998 is reached through

The AS just before AS13998 in the paths our looking glass collectors hold, for 14 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
RADBUTSouthwesternMAINT-AS13998

Route objects with origin AS13998: RADB 12 · LEVEL3 7 · ARIN 4

as-sets that list AS13998 (7)