ResearchRouting table, RPKI, IRR & looking glass

AS18422 Industrial Technology Research Institute

AS18422 (ITRINET-AS-TW) is registered to Industrial Technology Research Institute in TW. It originates 36 prefixes in the global routing table.

33
IPv4 prefixes
3
IPv6 prefixes
69,632
IPv4 addresses
100%
RPKI valid
Registration

Who holds AS18422

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

AS number
AS18422
Handle
ITRINET-AS-TW
Organization
Industrial Technology Research Institute
Country
TW
ASPA
None published
Routing

What AS18422 announces

Prefixes originated by AS18422 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
33
IPv6 prefixes
3
IPv4 addresses
69,632 (272 /24s)
RPKI valid
36 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS18422
12
With an IRR route object
35 97%
Prefixes

Announced prefixes

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

IPv4 (33)
61.61.240.0/2061.61.240.0/2161.61.240.0/2261.61.242.0/2461.61.244.0/2261.61.244.0/2461.61.248.0/2161.61.248.0/2261.61.252.0/22140.96.0.0/16140.96.0.0/17140.96.0.0/18140.96.0.0/19140.96.32.0/19140.96.64.0/18140.96.64.0/19140.96.96.0/19140.96.128.0/17140.96.128.0/18140.96.128.0/19140.96.160.0/19140.96.170.0/23140.96.170.0/24140.96.171.0/24140.96.172.0/22140.96.172.0/23140.96.174.0/23140.96.176.0/21140.96.176.0/22140.96.180.0/22140.96.192.0/18140.96.192.0/19140.96.224.0/19
IPv6 (3)
2001:ed8::/322001:ed8::/332001:ed8:8000::/33

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS18422 is reached through

The AS just before AS18422 in the paths our looking glass collectors hold, for 36 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS6939 HURRICANE 19AS17408 ABOVE-AS-AP 17AS4780 SEEDNET 3AS9924 TFN-TW 2
IRR

Routing registry objects

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

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

Route objects with origin AS18422: APNIC 487 · RADB 458 · NTTCOM 11

as-sets that list AS18422 (26)
AS-63529-AS-IMPORT-AS9505AS-CHIEF-TRANSITAS-CHIEF-TRANSIT-2002AS-EBIX-TRANSITAS-HINETAS-HURRICANEAS-HURRICANEV6AS-KDDCUSTOMER2AS-PACNET-CUSTOMER-PROXY-REGISTERAS-REACH-CUSTOMERSAS-RETN-ACTUAL-V4AS-RETN-ACTUAL-V6AS-SEEDNETAS-STORMWALL-SETAS-TELSTRA-INTL-CUSTOMERSAS-TPIXAS-TRANSROUTE-SPECAS20965:AS-FROM-TEIN-TO-GEANTAS293:AS-FROM-SINGAREN-TO-ESNETAS3491:AS-CUSTOMERS-APAS3491:AS-CUSTOMERS-TESTAS58453:AS-ASIAASCUSTAS58453:AS-ASIATESTAS58453:AS-ASIATEST2AS7539:AS-TWARENAS9264:AS-PARTNER-A
Tools

Check AS18422 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup