ResearchRouting table, RPKI, IRR & looking glass

AS148985 ANSYS Japan K.K.

AS148985 (ANSYSJAPANKK-AS-AP) is registered to ANSYS Japan K.K. in JP. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
768
IPv4 addresses
75%
RPKI valid

Who holds AS148985

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

AS number
AS148985
Handle
ANSYSJAPANKK-AS-AP
Organization
ANSYS Japan K.K.
Country
JP
ASPA
None published

What AS148985 announces

Prefixes originated by AS148985 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
4
IPv6 prefixes
0
IPv4 addresses
768 (3 /24s)
RPKI valid
3 75%
RPKI invalid
0
RPKI not found
1
ROAs naming AS148985
3
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (4)

RPKI valid   RPKI invalid   no ROA covers it

Who AS148985 buys transit from

Inferred from the AS paths in the RouteViews tables and our own collectors’ feeds, refreshed every 4 hours, most-seen first. 2 upstreams.

Who buys transit from AS148985

None seen: AS148985 does not appear to provide transit to anyone.

Routing registry objects

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

Sourceas-nameMaintained by
APNICANSYSJAPANKK-AS-APAPNIC-HM

Route objects with origin AS148985: RADB 4 · ARIN 3

as-sets that list AS148985 (2)