ResearchRouting table, RPKI, IRR & looking glass

AS401248 The Jewish Theological Seminary of America

AS401248 (JTSA-NYC) is registered to The Jewish Theological Seminary of America in US. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
65,536
IPv4 addresses
100%
RPKI valid

Who holds AS401248

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

AS number
AS401248
Handle
JTSA-NYC
Organization
The Jewish Theological Seminary of America
Country
US
ASPA
None published

What AS401248 announces

Prefixes originated by AS401248 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
0
IPv4 addresses
65,536 (256 /24s)
RPKI valid
1 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS401248
1
With an IRR route object
1 100%

Announced prefixes

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

IPv4 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS401248 is reached through

The AS just before AS401248 in the paths our looking glass collectors hold, for 1 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
ARINJTSA-ASNMNT-JTSA

Route objects with origin AS401248: ARIN 1

as-sets that list AS401248 (2)