Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS23600

Announcement observedAPNIC

GDNSKR-KR-KR - Korea Internet Security Agency · GDNSKR-KR-KR

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/1/2026, 13:05:57Snapshot expired

View network topology RDAP registration

ASN: AS23600
Registration country: South Korea
Name: GDNSKR-KR-KR - Korea Internet Security Agency
Abbreviation: GDNSKR-KR-KR
Registration date: Not recorded
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
1.18.121.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	9/28/2026, 00:00:00	✓	×	Historical record
1.18.132.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
1.18.133.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
1.18.134.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
1.18.135.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
202.30.45.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
202.31.188.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
202.31.190.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
203.83.158.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
219.251.142.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
219.251.156.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
221.139.191.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
39.125.192.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
39.125.228.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
39.125.244.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
39.127.249.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
58.235.102.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/11/2026, 16:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: GDNSKR-KR-KR - Korea Internet Security Agency
RIR: APNIC
Registration country: South Korea
Registration date: Not recorded
Abuse contact: hostmaster@nic.or.kr

Snapshot trend

10/1/2026, 13:05:5717 v45 v64 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap