ResearchRouting table, RPKI, IRR & looking glass

AS131607 Digidom CableTV Co., LTD.

AS131607 (DCTV-AS-TW) is registered to Digidom CableTV Co., LTD. in TW. It originates 43 prefixes in the global routing table.

43
IPv4 prefixes
0
IPv6 prefixes
36,096
IPv4 addresses
97%
RPKI valid
Registration

Who holds AS131607

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

AS number
AS131607
Handle
DCTV-AS-TW
Organization
Digidom CableTV Co., LTD.
Country
TW
ASPA
None published
Routing

What AS131607 announces

Prefixes originated by AS131607 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
43
IPv6 prefixes
0
IPv4 addresses
36,096 (141 /24s)
RPKI valid
42 97%
RPKI invalid
0
RPKI not found
1
ROAs naming AS131607
15
With an IRR route object
20 46%
Prefixes

Announced prefixes

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

IPv4 (43)
27.0.152.0/2227.0.154.0/23101.3.188.0/22103.130.84.0/22150.117.56.0/21150.117.56.0/22150.117.60.0/22150.117.64.0/19150.117.64.0/20150.117.68.0/22150.117.72.0/21150.117.80.0/20150.117.80.0/22150.117.83.0/24150.117.84.0/22150.117.87.0/24150.117.88.0/22150.117.91.0/24150.117.92.0/22150.117.95.0/24150.117.104.0/22150.117.108.0/22150.117.168.0/21150.117.172.0/22150.117.176.0/20150.117.184.0/21150.117.188.0/22150.117.192.0/19150.117.192.0/21150.117.200.0/21150.117.208.0/20150.117.208.0/21150.117.212.0/22150.117.216.0/21150.117.216.0/22150.117.224.0/21150.117.228.0/22202.5.224.0/20202.5.224.0/22202.5.228.0/22202.5.232.0/21202.5.232.0/22203.163.193.0/24

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS131607 is reached through

The AS just before AS131607 in the paths our looking glass collectors hold, for 43 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS10133 TPIX-AS-TW 32AS17408 ABOVE-AS-AP 11
IRR

Routing registry objects

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

Sourceas-nameMaintained by
APNICDCTV-AS-TWMAINT-TW-TWNIC

Route objects with origin AS131607: RADB 125 · APNIC 32

as-sets that list AS131607 (13)
AS-CHIEF-TRANSITAS-CHIEF-TRANSIT-2002AS-HINETAS-HURRICANEAS-STIX-CACHE-AAS-STORMWALL-SETAS-TPIXAS-TPIX-2003AS-TPIX-58453AS-TRANSROUTE-SPECAS-TWIGAS140096:AS-STUIXAS58453:AS-ASIAASCUST
Tools

Check AS131607 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup