Interesting Subnets
Directory of
active subnets
observed by Syndu. Each row is the latest cached
SubnetSnapshot
per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.
Search
Active filter:
Yangcheon-gu
·
Clear
Snapshot
2026-01-21
Results
9
Page
1
/
1
121.141.64.0/24
Risk Max
14
LOW
Footprint
0.391
%
Hits
96
Prefix / IP version
/24 · IPv4
Network
121.141.64.0
Broadcast
121.141.64.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.504 , 126.87169999999999
Hits / Errors
96
hits ·
88
errors
First / Last seen
2025-03-21 02:07 · 2025-03-21 02:08
Top ASN
AS4766 ·
Korea Telecom
Top organization / ISP
Kornet
·
Korea Telecom
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2025-03-17 → 2025-03-24 · Updated
2026-01-14
· v2
Open report →
1.230.243.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
15
Prefix / IP version
/24 · IPv4
Network
1.230.243.0
Broadcast
1.230.243.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.518 , 126.86730000000001
Hits / Errors
15
hits ·
0
errors
First / Last seen
2025-01-09 14:10 · 2025-01-09 14:12
Top ASN
AS9318 ·
SK Broadband Co Ltd
Top organization / ISP
broadNnet
·
SK Broadband Co Ltd
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2025-01-06 → 2025-01-13 · Updated
2026-01-14
· v2
Open report →
59.15.241.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
59.15.241.0
Broadcast
59.15.241.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.518 , 126.8673
Hits / Errors
3
hits ·
0
errors
First / Last seen
2025-01-27 22:18 · 2025-02-02 04:04
Top ASN
AS4766 ·
Korea Telecom
Top organization / ISP
KT Corporation
·
Korea Telecom
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2025-01-27 → 2025-02-03 · Updated
2026-01-14
· v2
Open report →
119.196.238.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
119.196.238.0
Broadcast
119.196.238.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.518 , 126.8673
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-03-22 10:12 · 2025-03-22 10:12
Top ASN
AS4766 ·
Korea Telecom
Top organization / ISP
Kornet
·
Korea Telecom
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2025-03-17 → 2025-03-24 · Updated
2026-01-14
· v2
Open report →
175.197.250.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
175.197.250.0
Broadcast
175.197.250.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.5392 , 126.8605
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-03-19 17:29 · 2025-03-19 17:30
Top ASN
AS4766 ·
Korea Telecom
Top organization / ISP
Kornet
·
Korea Telecom
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2025-03-17 → 2025-03-24 · Updated
2026-01-14
· v2
Open report →
175.197.159.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
175.197.159.0
Broadcast
175.197.159.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.518 , 126.8673
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-25 13:16 · 2025-05-25 13:16
Top ASN
AS4766 ·
Korea Telecom
Top organization / ISP
Korea Telecom
·
Korea Telecom
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2025-05-19 → 2025-05-26 · Updated
2026-01-14
· v2
Open report →
220.86.88.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
220.86.88.0
Broadcast
220.86.88.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.504 , 126.8717
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-03-04 12:32 · 2025-03-04 12:32
Top ASN
AS4766 ·
Korea Telecom
Top organization / ISP
KORNET
·
Korea Telecom
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2025-03-03 → 2025-03-10 · Updated
2026-01-14
· v2
Open report →
121.141.54.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
121.141.54.0
Broadcast
121.141.54.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.5392 , 126.8605
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-01-08 13:36 · 2025-01-08 13:36
Top ASN
AS4766 ·
Korea Telecom
Top organization / ISP
Korea Telecom
·
Korea Telecom
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2025-01-06 → 2025-01-13 · Updated
2026-01-14
· v2
Open report →
124.52.118.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
124.52.118.0
Broadcast
124.52.118.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.5392 , 126.8605
Hits / Errors
1
hits ·
0
errors
First / Last seen
2023-05-08 10:51 · 2023-05-08 10:51
Top ASN
AS17858 ·
LG POWERCOMM
Top organization / ISP
Xpeed
·
LG POWERCOMM
Top geo
South Korea
·
Seoul
·
Yangcheon-gu
Window / Updated
2023-05-08 → 2023-05-15 · Updated
2026-01-14
· v2
Open report →
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