ResearchRouting table, RPKI, IRR & looking glass

AS589 University of North Texas

AS589 (UNT) is registered to University of North Texas in US. It originates 6 prefixes in the global routing table.

5
IPv4 prefixes
1
IPv6 prefixes
66,048
IPv4 addresses
66%
RPKI valid

Who holds AS589

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

AS number
AS589
Handle
UNT
Organization
University of North Texas
Country
US
ASPA
4 providers

What AS589 announces

Prefixes originated by AS589 in the routing table our collectors hold (kept current as routes change), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
5
IPv6 prefixes
1
IPv4 addresses
66,048 (258 /24s)
RPKI valid
4 66%
RPKI invalid
0
RPKI not found
2
ROAs naming AS589
5
With an IRR route object
6 100%

Announced prefixes

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

IPv4 (5)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS589 buys transit from

Inferred from the AS paths in the RouteViews tables and our own collectors’ feeds, refreshed every 4 hours, most-seen first. 4 upstreams; those marked ASPA are also named in its ASPA.

Who buys transit from AS589

None seen: AS589 does not appear to provide transit to anyone.

Provider authorization

AS589 publishes an ASPA naming these providers. Check a path.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
ARINAS-UNTMNT-UNT-Z
RADBCharter-UNT_Health-TexasMAINT-RR

Route objects with origin AS589: ARIN 4 · RADB 3 · LEVEL3 2

as-sets that list AS589 (14)