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AS9762 kt HCN Co.,Ltd.

South Korea HCN-AS APNIC 111 IPv4 prefixes 0 IPv6 prefixes
IPv4 addresses
76,800
IPv6 /48 networks
0
RPKI
0 valid111 no ROA
Peers and downstreams
0

Holder

AS name
HCN-AS
Description
kt HCN Co.,Ltd.
Organisation
kt HCN Co.,Ltd.
Abuse contact
Not published
Assigned
1999-12-09
1.222.152.0/21110.35.172.0/24110.35.173.0/24110.35.174.0/24110.35.175.0/24110.35.176.0/22110.35.180.0/23110.35.182.0/23110.35.184.0/23110.35.186.0/24110.35.187.0/24110.35.188.0/23110.35.190.0/23111.118.36.0/23111.118.38.0/23111.118.44.0/23111.118.54.0/23111.118.58.0/23111.118.60.0/23111.118.62.0/23114.199.130.0/23114.199.132.0/22114.199.144.0/22114.199.154.0/23120.50.65.0/24120.50.66.0/23120.50.68.0/22120.50.72.0/22120.50.76.0/24120.50.78.0/23120.50.92.0/22123.108.160.0/22123.108.166.0/23123.108.168.0/22123.108.172.0/22202.150.176.0/22202.150.180.0/22202.150.184.0/22202.150.188.0/22210.57.224.0/22210.57.228.0/23210.57.231.0/24210.57.232.0/21211.237.240.0/23211.237.242.0/23211.237.244.0/24211.237.245.0/24211.237.246.0/24211.237.247.0/24211.237.248.0/21211.41.192.0/23211.41.194.0/23211.41.196.0/23211.41.198.0/23211.41.200.0/23211.41.202.0/23211.41.204.0/23211.41.206.0/23211.47.112.0/23211.47.114.0/23211.47.116.0/23211.47.118.0/23211.47.120.0/22211.47.124.0/23211.47.126.0/24211.47.127.0/24211.47.80.0/24211.47.81.0/24211.47.82.0/24211.47.83.0/24211.47.84.0/24211.47.85.0/24211.47.86.0/24211.47.87.0/24211.47.88.0/22211.47.96.0/2027.35.0.0/2327.35.16.0/2327.35.18.0/2327.35.2.0/2327.35.20.0/2227.35.40.0/2227.35.44.0/2227.35.48.0/2327.35.50.0/2327.35.52.0/2327.35.54.0/2327.35.56.0/2327.35.58.0/2327.35.60.0/2227.35.64.0/2227.35.68.0/2227.35.72.0/2327.35.74.0/2327.35.76.0/2249.142.100.0/2249.142.104.0/2249.142.108.0/2249.142.32.0/2249.142.36.0/2249.142.40.0/2249.142.44.0/2249.142.48.0/2249.142.52.0/2249.142.56.0/2249.142.60.0/2249.142.67.0/2449.142.68.0/2249.142.7.0/2449.142.96.0/2258.76.184.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths
AS4766 Korea Telecom AS4766 · KR Korea Telecom AS3786 LG DACOM Corporation AS3786 · KR LG DACOM Corporation AS9848 SEJONG NETWORKS AS9848 · KR SEJONG NETWORKS AS7562 HCN Dongjak AS7562 · KR HCN Dongjak AS9762 kt HCN Co.,Ltd. AS9762 · KR kt HCN Co.,Ltd.

Network health

Grade E · 42/100
fail Prefixes covered by valid ROAs
0 of 111 announced prefixes are RPKI valid, 111 have no ROA.		 0/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
fail Announces IPv6
No IPv6 prefixes are announced.		 0/15
partly More than one upstream
1 upstream seen in BGP.		 5/10
pass Working abuse contact
hostmaster@nic.or.kr is published.		 15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
n/a Registry record maintained
We have no change date for this record.
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS9762
as-name:        HCN-AS-KR
handle:         AS9762
remarks:        kt HCN Co.,Ltd.
administrative: WK167-KR (AS Manager) <hcn_ipadm@kthcn.co.kr>
technical:      JR167-KR (AS Manager) <hcn_ipadm@kthcn.co.kr>
abuse:          IRT-KRNIC-KR (IRT-KRNIC-KR) <hostmaster@nic.or.kr>
source:         APNIC (RDAP)