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Autonomous System

AS38705

KOREA DATA

Announced IPs
34,304
CIDR prefixes
50
ASN
AS38705

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.

53/100
Caution
How this score is built

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

⚠ 2 MOAS prefixes — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS38705 is now also announced by another ASN (MOAS — Multiple-Origin AS), detected from our RIPE RIS collectors. Often benign (anycast, multi-homing, or a recent transfer) — but it can signal a route leak or prefix hijack, so it's worth inspecting.

PrefixOrigin ASNsLast detected (UTC)
112.196.194.0/24 AS38705, AS216138 2026-09-10 14:10:46
112.196.196.0/24 AS38705, AS216138 2026-09-10 06:55:42

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
182.173.96.0/19 8.2K
0.0%
KOREA DATA KR
116.93.160.0/20 4.1K
0.0%
KOREA DATA KR
182.173.80.0/20 4.1K
0.0%
KOREA DATA KR
115.178.40.0/21 2.0K
0.0%
KOREA DATA KR
45.113.44.0/22 1.0K
0.0%
KOREA DATA KR
112.196.196.0/22 1.0K
0.0%
KOREA DATA KR Seoul Seoul
112.196.212.0/22 1.0K
0.0%
KOREA DATA KR Seoul Seoul
115.178.36.0/22 1.0K
0.0%
KOREA DATA KR
116.93.176.0/22 1.0K
0.0%
KOREA DATA KR
49.128.192.0/23 512
0.0%
KOREA DATA KR
49.128.196.0/23 512
0.0%
KOREA DATA KR
49.128.214.0/23 512
0.0%
KOREA DATA KR Seoul Seoul
103.7.34.0/23 512
0.0%
KOREA DATA KR
112.196.192.0/23 512
0.0%
KOREA DATA KR
112.196.196.0/23 512
0.0%
KOREA DATA KR
112.196.204.0/23 512
0.0%
KOREA DATA KR
112.196.210.0/23 512
0.0%
KOREA DATA KR
112.196.212.0/23 512
0.0%
KOREA DATA KR Seoul Seoul
112.196.216.0/23 512
0.0%
KOREA DATA KR
112.196.220.0/23 512
0.0%
KOREA DATA KR
49.128.195.0/24 256
0.0%
KOREA DATA KR
49.128.196.0/24 256
0.0%
KOREA DATA KR
49.128.199.0/24 256
0.0%
KOREA DATA KR
49.128.201.0/24 256
0.0%
MOACK.Co.LTD KR
49.128.207.0/24 256
0.0%
KOREA DATA KR
49.128.208.0/24 256
0.0%
KOREA DATA KR
49.128.210.0/24 256
0.0%
KOREA DATA KR
49.128.214.0/24 256
0.0%
KOREA DATA KR
49.128.217.0/24 256
0.0%
KOREA DATA KR
59.12.121.0/24 256
0.0%
KOREA DATA KR
101.55.1.0/24 256
0.0%
KOREA DATA KR
101.55.7.0/24 256
0.0%
KOREA DATA KR
101.55.15.0/24 256
0.0%
KOREA DATA KR
101.55.18.0/24 256
0.0%
KOREA DATA KR
103.6.72.0/24 256
0.0%
KOREA DATA KR
103.7.34.0/24 256
0.0%
KOREA DATA KR
112.196.194.0/24 256
0.0%
KOREA DATA KR
112.196.202.0/24 256
0.0%
KOREA DATA KR
112.196.209.0/24 256
0.0%
KOREA DATA KR
112.196.210.0/24 256
0.0%
KOREA DATA KR
112.196.213.0/24 256
0.0%
KOREA DATA KR
112.196.221.0/24 256
0.0%
KOREA DATA KR
116.93.180.0/24 256
0.0%
KOREA DATA KR
116.93.191.0/24 256
0.0%
KOREA DATA KR
124.66.209.0/24 256
0.0%
KOREA DATA KR
124.66.211.0/24 256
0.0%
MOACK.Co.LTD KR
124.66.212.0/24 256
0.0%
KOREA DATA KR
124.66.214.0/24 256
0.0%
KOREA DATA KR
218.148.28.0/24 256
0.0%
KOREA DATA KR
220.78.113.0/24 256
0.0%
KOREA DATA KR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS38705 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
49.128.199.0/24 20,023 2026-09-10 23:27:47
49.128.193.0/24 16,071 2026-09-10 23:27:47
101.55.18.0/24 15,705 2026-09-10 23:27:47
49.128.214.0/24 15,298 2026-09-07 07:10:03
112.196.197.0/24 14,372 2026-09-09 11:06:52
112.196.196.0/24 14,320 2026-09-09 11:06:52
59.12.121.0/24 13,962 2026-09-10 23:27:47
103.6.72.0/24 13,818 2026-09-07 07:10:03
49.128.217.0/24 13,790 2026-09-10 23:27:47
112.196.221.0/24 13,778 2026-09-07 07:10:03
101.55.15.0/24 13,745 2026-09-10 23:27:47
124.66.209.0/24 13,734 2026-09-07 07:10:03
112.196.209.0/24 13,710 2026-09-10 23:27:47
112.196.202.0/24 13,679 2026-09-10 23:27:47
112.196.213.0/24 13,604 2026-09-07 07:10:03
103.6.74.0/24 13,174 2026-07-23 02:44:26
49.128.215.0/24 13,035 2026-07-20 19:10:50
49.128.195.0/24 12,768 2026-09-10 23:27:47
49.128.207.0/24 12,658 2026-09-10 23:27:47
49.128.210.0/24 12,655 2026-09-10 23:27:47
49.128.192.0/24 12,645 2026-09-10 23:27:47
101.55.1.0/24 12,625 2026-09-10 23:27:47
49.128.208.0/24 12,602 2026-09-10 23:27:47
49.128.196.0/24 12,569 2026-09-10 23:27:47
112.196.193.0/24 12,555 2026-09-10 23:27:47
101.55.7.0/24 12,554 2026-09-10 23:27:47
103.7.34.0/24 12,531 2026-09-10 23:27:47
115.178.32.0/20 12,525 2026-09-10 23:27:47
116.93.160.0/19 12,483 2026-09-10 23:27:47
112.196.198.0/24 12,381 2026-08-25 07:36:23
220.78.113.0/24 12,366 2026-09-10 23:27:47
182.173.80.0/20 12,306 2026-09-10 23:27:47
182.173.96.0/19 12,302 2026-09-10 23:27:47
112.196.192.0/24 12,302 2026-09-10 23:27:47
45.113.44.0/22 12,182 2026-09-10 23:27:47
49.128.197.0/24 12,150 2026-09-10 23:27:47
218.148.28.0/24 11,990 2026-09-10 23:27:47
124.66.214.0/24 11,896 2026-09-10 23:27:47
124.66.212.0/24 11,857 2026-09-10 23:27:47
112.196.195.0/24 11,196 2026-07-23 02:44:26
101.55.10.0/24 9,926 2026-07-23 02:44:26
124.66.211.0/24 9,779 2026-07-23 02:44:41
49.128.201.0/24 9,132 2026-07-23 02:44:41
103.7.35.0/24 9,122 2026-07-23 02:44:41
124.66.218.0/24 9,073 2026-07-23 02:44:41
101.55.4.0/24 8,522 2026-07-23 02:44:26
112.196.204.0/24 8,471 2026-07-23 02:44:26
112.196.210.0/24 8,391 2026-07-23 02:43:13
112.196.199.0/24 8,112 2026-07-20 19:10:50
112.196.215.0/24 8,073 2026-07-20 19:10:50

Showing top 50 of 59 announced prefixes by sample volume.

Frequently Asked Questions

What is AS38705?

AS38705 is an Autonomous System Number assigned to KOREA DATA. 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 AS38705 announce?

AS38705 announces 34.3K IPv4 addresses distributed across 50 routed CIDR prefixes. The network is registered in South Korea.

Who operates AS38705?

AS38705 is operated by KOREA DATA. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.

What country is AS38705 registered in?

AS38705 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: 2026-09-11 00:39:06 UTC
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