ResearchRouting table, RPKI, IRR & looking glass

AS10021 KVH Co.,Ltd

AS10021 (KVH) is registered to KVH Co.,Ltd in JP. It originates 49 prefixes in the global routing table.

45
IPv4 prefixes
4
IPv6 prefixes
110,848
IPv4 addresses
83%
RPKI valid
Registration

Who holds AS10021

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

AS number
AS10021
Handle
KVH
Organization
KVH Co.,Ltd
Country
JP
ASPA
None published
Routing

What AS10021 announces

Prefixes originated by AS10021 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
45
IPv6 prefixes
4
IPv4 addresses
110,848 (433 /24s)
RPKI valid
41 83%
RPKI invalid
0
RPKI not found
8
ROAs naming AS10021
37
With an IRR route object
49 100%
Prefixes

Announced prefixes

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

IPv4 (45)
27.110.22.0/2327.110.24.0/2227.110.28.0/2227.110.32.0/2027.110.48.0/2127.110.56.0/2227.110.63.0/2461.120.192.0/2161.120.200.0/2261.120.204.0/2361.120.206.0/2361.195.72.0/24103.10.39.0/24103.23.12.0/22103.23.222.0/24103.173.237.0/24110.50.64.0/21110.50.72.0/22110.50.76.0/23114.31.80.0/21114.31.88.0/21117.55.208.0/21117.55.216.0/21133.148.0.0/16157.2.40.0/24157.2.101.0/24157.2.120.0/22192.51.55.0/24202.7.96.0/23202.7.98.0/24202.7.99.0/24202.7.100.0/23202.7.102.0/23202.7.105.0/24202.7.106.0/23202.7.108.0/22202.95.208.0/23202.95.210.0/23202.95.212.0/22202.95.216.0/23202.95.220.0/23202.95.222.0/23203.167.32.0/21203.167.40.0/21203.167.48.0/20
IPv6 (4)
2001:df1:6002::/482400:1000::/342400:1000:4000::/342400:1000:8000::/33

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS10021 is reached through

The AS just before AS10021 in the paths our looking glass collectors hold, for 49 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS8220 COLT 49
IRR

Routing registry objects

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

Sourceas-nameMaintained by
JPIRRKVHMAINT-AS10021

Route objects with origin AS10021: RADB 62 · JPIRR 39 · APNIC 3 · NTTCOM 1

as-sets that list AS10021 (9)
AS-10021ARCSTARAS-IIJAS-IIJ6AS-KVHAS-LEVEL3-ORIGINS-NAAS2497:AS-IIJAS2497:AS-IIJ6AS2914:AS-64600-V6AS7473:AS-CUSTOMERS:AS17977
Tools

Check AS10021 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup