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Autonomous System

AS18297

K-JIST

Announced IPs
14,848
CIDR prefixes
5
ASN
AS18297

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
203.237.32.0/19 8.2K
1.3%
K-JIST KR
210.107.176.0/20 4.1K
0.0%
K-JIST KR Gwangju Buk-gu
203.230.52.0/22 1.0K
0.0%
K-JIST KR
203.230.56.0/22 1.0K
0.0%
K-JIST KR
203.230.48.0/23 512
0.0%
K-JIST KR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS18297 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
210.107.187.0/24 943,110 2026-07-24 19:09:51
203.230.48.0/24 942,549 2026-07-24 19:09:51
210.107.179.0/24 939,598 2026-07-24 19:09:51
210.107.177.0/24 939,211 2026-07-24 19:09:51
210.107.183.0/24 938,741 2026-07-24 19:09:51
203.230.49.0/24 937,681 2026-07-24 19:09:51
203.230.59.0/24 937,000 2026-07-24 19:09:51
210.107.182.0/24 936,241 2026-07-24 19:09:51
210.107.184.0/24 935,784 2026-07-24 19:09:51
210.107.188.0/24 935,756 2026-07-24 19:09:51
210.107.191.0/24 935,001 2026-07-24 19:09:51
210.107.180.0/24 934,847 2026-07-24 19:09:51
210.107.178.0/24 934,476 2026-07-24 19:09:51
210.107.189.0/24 933,885 2026-07-24 19:09:51
210.107.186.0/24 933,207 2026-07-24 19:09:51
203.230.57.0/24 932,775 2026-07-24 19:09:51
203.237.32.0/19 932,568 2026-07-24 19:09:51
203.230.54.0/24 931,016 2026-07-24 19:09:51
210.107.181.0/24 929,346 2026-07-24 19:09:51
203.230.56.0/24 929,316 2026-07-24 19:09:51
210.107.190.0/24 928,832 2026-07-24 19:09:51
203.230.55.0/24 928,249 2026-07-24 19:09:51
210.107.185.0/24 928,148 2026-07-24 19:09:51
203.230.53.0/24 924,786 2026-07-24 19:09:51
203.230.58.0/24 924,274 2026-07-24 19:09:51
203.230.52.0/24 919,501 2026-07-24 19:09:51
210.107.176.0/24 917,324 2026-07-24 19:09:51

Frequently Asked Questions

What is AS18297?

AS18297 is an Autonomous System Number assigned to K-JIST. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS18297 announce?

AS18297 announces 14.8K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in South Korea.

Who operates AS18297?

AS18297 is operated by K-JIST. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.

What country is AS18297 registered in?

AS18297 is registered in South Korea. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 19:10:30 UTC
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