ResearchRouting table, RPKI, IRR & looking glass

AS38680 CMB

AS38680 (CMBHK-AS-KR-KR) is registered to CMB in KR. It originates 45 prefixes in the global routing table.

45
IPv4 prefixes
0
IPv6 prefixes
43,008
IPv4 addresses
0%
RPKI valid
Registration

Who holds AS38680

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

AS number
AS38680
Handle
CMBHK-AS-KR-KR
Organization
CMB
Country
KR
ASPA
None published
Routing

What AS38680 announces

Prefixes originated by AS38680 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
0
IPv4 addresses
43,008 (168 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
45
ROAs naming AS38680
0
With an IRR route object
45 100%
Prefixes

Announced prefixes

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

IPv4 (45)
103.66.188.0/22103.246.172.0/22116.255.64.0/22116.255.68.0/22116.255.72.0/22116.255.76.0/22116.255.80.0/22116.255.84.0/22116.255.88.0/22116.255.92.0/22116.255.96.0/22116.255.100.0/22116.255.104.0/22116.255.108.0/22116.255.112.0/22116.255.116.0/22116.255.120.0/22116.255.124.0/22116.255.125.0/24116.255.126.0/24116.255.127.0/24124.195.224.0/22124.195.228.0/22124.195.232.0/22124.195.236.0/22124.195.240.0/22124.195.244.0/22124.195.248.0/22124.195.252.0/22180.233.192.0/22180.233.196.0/22180.233.200.0/22180.233.204.0/22180.233.208.0/22180.233.212.0/22180.233.216.0/22180.233.220.0/22180.233.224.0/22180.233.228.0/22180.233.232.0/22180.233.236.0/22180.233.240.0/22180.233.244.0/22180.233.248.0/22180.233.252.0/22

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS38680 is reached through

The AS just before AS38680 in the paths our looking glass collectors hold, for 45 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS9457 DREAMX-AS-KR 44AS9318 SKB-AS-KR 37
IRR

Routing registry objects

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

Sourceas-nameMaintained by
APNICCMBHK-AS-KRMNT-KRNIC-AP

Route objects with origin AS38680: RADB 84 · NTTCOM 18

as-sets that list AS38680 (13)
AS-ANC-CUSTOMER-PROXY-REGISTERAS-DACOMAS-DREAMLINEAS-HANAROAS-HURRICANEAS-KORNETBGPAS-PACNET-CUSTOMER-PROXY-REGISTERAS-SEJONGAS-SHINBIROAS-SKBROADBANDAS-XO-BAS3491:AS-CUSTOMERS-APAS3491:AS-CUSTOMERS-TEST
Tools

Check AS38680 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup