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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.

221.159.119.0/24

Risk Max 5 LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
221.159.119.0
Broadcast
221.159.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.8345 , 127.1057
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

175.200.104.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
175.200.104.0
Broadcast
175.200.104.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.1684 , 128.031
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

119.204.175.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
119.204.175.0
Broadcast
119.204.175.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.3533 , 127.41950000000001
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

112.162.115.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
112.162.115.0
Broadcast
112.162.115.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.2236 , 129.0098
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-01 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

61.85.114.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
61.85.114.0
Broadcast
61.85.114.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.3566 , 127.3849
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

121.188.116.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
121.188.116.0
Broadcast
121.188.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.6378 , 127.48380000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

125.129.18.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
125.129.18.0
Broadcast
125.129.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.5406 , 127.0763
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

125.132.61.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
125.132.61.0
Broadcast
125.132.61.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3661 , 127.2255
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

220.77.159.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
220.77.159.0
Broadcast
220.77.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.9799 , 128.3183
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

119.202.172.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
119.202.172.0
Broadcast
119.202.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.1348 , 128.4146
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
— · Korea Telecom
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.98.32.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
183.98.32.0
Broadcast
183.98.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.4257 , 126.9875
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

169.211.17.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
169.211.17.0
Broadcast
169.211.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.2072 , 126.8168
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

218.159.6.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
218.159.6.0
Broadcast
218.159.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.6378 , 127.48380000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

175.199.226.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
175.199.226.0
Broadcast
175.199.226.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.1659 , 129.0542
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

220.75.195.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
220.75.195.0
Broadcast
220.75.195.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.5015 , 127.0013
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

221.149.255.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
221.149.255.0
Broadcast
221.149.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.5554 , 127.1515
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

222.117.55.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
222.117.55.0
Broadcast
222.117.55.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3463 , 126.97110000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

118.235.25.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
118.235.25.0
Broadcast
118.235.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3654 , 127.122
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

14.34.237.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
14.34.237.0
Broadcast
14.34.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3654 , 127.122
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

210.123.105.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
210.123.105.0
Broadcast
210.123.105.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.4926 , 126.92
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

220.120.138.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
220.120.138.0
Broadcast
220.120.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.377 , 127.1091
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

121.189.114.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
121.189.114.0
Broadcast
121.189.114.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.5109 , 126.5264
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

125.141.42.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
125.141.42.0
Broadcast
125.141.42.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.4625 , 126.9438
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
— · Korea Telecom
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

14.39.136.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
14.39.136.0
Broadcast
14.39.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.5479 , 126.9086
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.100.139.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
183.100.139.0
Broadcast
183.100.139.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.0009 , 127.0859
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
— · Korea Telecom
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

221.165.13.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
221.165.13.0
Broadcast
221.165.13.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.298 , 127.0777
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

59.11.127.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
59.11.127.0
Broadcast
59.11.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3347 , 127.0717
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
— · Korea Telecom
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

121.168.15.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
121.168.15.0
Broadcast
121.168.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.298 , 127.0777
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

121.178.75.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
121.178.75.0
Broadcast
121.178.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.2773 , 126.8872
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

175.206.209.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
175.206.209.0
Broadcast
175.206.209.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3468 , 127.9424
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

203.229.208.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
203.229.208.0
Broadcast
203.229.208.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.5003 , 126.9565
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

211.195.10.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
211.195.10.0
Broadcast
211.195.10.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.1247 , 128.121
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

218.150.9.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
218.150.9.0
Broadcast
218.150.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.8743 , 128.697
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

218.158.73.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
218.158.73.0
Broadcast
218.158.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.362 , 127.333
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
— · Korea Telecom
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

121.157.15.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
121.157.15.0
Broadcast
121.157.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.377 , 127.1091
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

14.44.40.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
14.44.40.0
Broadcast
14.44.40.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.1628 , 128.9353
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.109.169.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
183.109.169.0
Broadcast
183.109.169.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.8014 , 127.1076
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

211.51.101.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
211.51.101.0
Broadcast
211.51.101.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.5214 , 126.6251
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

220.123.70.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
220.123.70.0
Broadcast
220.123.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3463 , 126.9711
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

112.163.153.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
112.163.153.0
Broadcast
112.163.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.8835 , 128.6182
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS4766 · Korea Telecom
Top organization / ISP
— · Korea Telecom
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
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