ResearchRouting table, RPKI, IRR & looking glass

AS23770 Tata Institute of Fundamental Research

AS23770 (NCBS-IN) is registered to Tata Institute of Fundamental Research in IN. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
256
IPv4 addresses
100%
RPKI valid

Who holds AS23770

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

AS number
AS23770
Handle
NCBS-IN
Organization
Tata Institute of Fundamental Research
Country
IN
ASPA
None published

What AS23770 announces

Prefixes originated by AS23770 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
256 (1 /24s)
RPKI valid
1 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS23770
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 AS23770 is reached through

The AS just before AS23770 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
APNICNCBS-INAPNIC-HM

Route objects with origin AS23770: APNIC 5 · RADB 1

as-sets that list AS23770 (9)