ResearchRouting table, RPKI, IRR & looking glass

AS17908 Tata Communications

AS17908 (TCISL) is registered to Tata Communications in IN. It originates 111 prefixes in the global routing table.

111
IPv4 prefixes
0
IPv6 prefixes
451,840
IPv4 addresses
39%
RPKI valid

Who holds AS17908

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

AS number
AS17908
Handle
TCISL
Organization
Tata Communications
Country
IN
ASPA
None published

What AS17908 announces

Prefixes originated by AS17908 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
111
IPv6 prefixes
0
IPv4 addresses
451,840 (1,765 /24s)
RPKI valid
44 39%
RPKI invalid
0
RPKI not found
67
ROAs naming AS17908
72
With an IRR route object
101 90%

Announced prefixes

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

IPv4 (111)
59.162.88.0/2259.162.94.0/2459.162.116.0/2259.162.122.0/2359.162.128.0/2059.162.144.0/2259.162.148.0/2359.162.152.0/2259.162.168.0/2159.162.172.0/2359.162.192.0/2159.162.208.0/2059.162.208.0/2159.162.224.0/1959.162.224.0/2059.162.240.0/2059.162.252.0/2359.163.172.0/2359.164.0.0/1659.164.0.0/1759.164.128.0/1759.164.200.0/2159.164.208.0/2159.165.0.0/2059.165.24.0/2159.165.56.0/2459.165.64.0/2059.165.80.0/2059.165.104.0/2161.11.24.0/2261.11.28.0/2461.11.30.0/2361.11.32.0/2161.11.36.0/2261.11.48.0/2161.11.64.0/2461.11.104.0/2361.17.0.0/2161.17.16.0/2161.17.36.0/2261.17.48.0/2161.17.57.0/2461.17.83.0/2461.17.108.0/2461.17.112.0/2061.17.112.0/2161.17.124.0/2261.17.128.0/1961.17.180.0/2261.17.208.0/2161.17.216.0/2261.17.224.0/2261.17.228.0/2361.17.236.0/2361.17.238.0/2461.17.240.0/20115.108.110.0/23115.108.192.0/18115.108.209.0/24115.108.210.0/23115.108.216.0/21115.108.226.0/23115.108.240.0/21115.108.250.0/23115.109.0.0/17115.109.6.0/23115.109.128.0/21115.109.136.0/23115.109.144.0/22115.109.148.0/23115.109.150.0/24115.109.152.0/22115.109.156.0/22115.109.166.0/23115.109.176.0/20115.109.192.0/21115.109.200.0/21115.109.208.0/20115.109.212.0/23115.109.224.0/21115.109.248.0/21121.243.128.0/17121.243.128.0/20121.243.160.0/20121.243.176.0/20121.243.192.0/18121.243.216.0/21121.245.192.0/19121.245.224.0/22121.245.232.0/21121.246.0.0/15202.9.128.0/24202.9.166.0/24202.9.180.0/23202.9.188.0/22202.9.188.0/23202.9.190.0/24202.54.48.0/23210.211.176.0/20210.211.192.0/20210.211.212.0/22210.211.224.0/21210.211.248.0/21219.64.80.0/20219.64.80.0/21219.64.88.0/23219.64.120.0/21219.64.196.0/22219.65.0.0/18219.65.72.0/21219.65.192.0/18

RPKI valid   RPKI invalid   no ROA covers it

Who AS17908 is reached through

The AS just before AS17908 in the paths our looking glass collectors hold, for 60 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
APNICTCISLAPNIC-HM

Route objects with origin AS17908: APNIC 557 · RADB 467

as-sets that list AS17908 (1)