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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.

121.99.4.0/24

Risk Max LOW Footprint 0.781% Hits 14
Prefix / IP version
/24 · IPv4
Network
121.99.4.0
Broadcast
121.99.4.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-36.8496 , 174.757
Hits / Errors
14 hits · 1 errors
First / Last seen
2025-11-25 13:28 · 2025-11-28 17:38
Top ASN
Top geo
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

161.29.22.0/24

Risk Max LOW Footprint 0.391% Hits 64
Prefix / IP version
/24 · IPv4
Network
161.29.22.0
Broadcast
161.29.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-41.2869 , 174.7804
Hits / Errors
64 hits · 9 errors
First / Last seen
2025-07-31 19:02 · 2025-08-02 05:33
Top ASN
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

161.29.134.0/24

Risk Max LOW Footprint 0.391% Hits 38
Prefix / IP version
/24 · IPv4
Network
161.29.134.0
Broadcast
161.29.134.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8504 , 174.7675
Hits / Errors
38 hits · 2 errors
First / Last seen
2025-03-23 08:42 · 2025-03-23 08:46
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

101.98.94.0/24

Risk Max LOW Footprint 0.391% Hits 36
Prefix / IP version
/24 · IPv4
Network
101.98.94.0
Broadcast
101.98.94.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8648 , 174.7031
Hits / Errors
36 hits · 13 errors
First / Last seen
2025-06-29 05:34 · 2025-06-29 09:54
Top ASN
Top geo
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2

161.29.236.0/24

Risk Max LOW Footprint 0.391% Hits 32
Prefix / IP version
/24 · IPv4
Network
161.29.236.0
Broadcast
161.29.236.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-43.5264 , 172.525
Hits / Errors
32 hits · 0 errors
First / Last seen
2024-12-09 04:06 · 2024-12-09 04:14
Top ASN
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

161.29.20.0/24

Risk Max LOW Footprint 0.391% Hits 30
Prefix / IP version
/24 · IPv4
Network
161.29.20.0
Broadcast
161.29.20.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.885 , 174.7282
Hits / Errors
30 hits · 2 errors
First / Last seen
2025-07-31 21:38 · 2025-07-31 21:39
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

161.29.250.0/24

Risk Max LOW Footprint 0.391% Hits 23
Prefix / IP version
/24 · IPv4
Network
161.29.250.0
Broadcast
161.29.250.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8504 , 174.7675
Hits / Errors
23 hits · 3 errors
First / Last seen
2025-01-21 13:10 · 2025-01-22 04:33
Top ASN
Top geo
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

118.149.73.0/24

Risk Max LOW Footprint 0.391% Hits 22
Prefix / IP version
/24 · IPv4
Network
118.149.73.0
Broadcast
118.149.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-38.7029 , 176.031
Hits / Errors
22 hits · 1 errors
First / Last seen
2025-01-21 19:34 · 2025-01-21 19:37
Top ASN
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

121.98.182.0/24

Risk Max LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
121.98.182.0
Broadcast
121.98.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-43.579 , 172.5736
Hits / Errors
18 hits · 0 errors
First / Last seen
2025-02-08 10:54 · 2025-02-08 11:03
Top ASN
Window / Updated
2025-02-03 → 2025-02-10 · Updated 2026-01-14 · v2

161.29.140.0/24

Risk Max LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
161.29.140.0
Broadcast
161.29.140.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-37.7333 , 176.1667
Hits / Errors
17 hits · 0 errors
First / Last seen
2025-01-03 22:08 · 2025-01-03 22:10
Top ASN
Top organization / ISP
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

161.29.19.0/24

Risk Max LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
161.29.19.0
Broadcast
161.29.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8869 , 174.769
Hits / Errors
17 hits · 2 errors
First / Last seen
2024-09-19 21:58 · 2024-09-19 22:10
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

161.29.132.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
161.29.132.0
Broadcast
161.29.132.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8504 , 174.7675
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-10-08 01:21 · 2025-10-08 01:21
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

161.29.248.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
161.29.248.0
Broadcast
161.29.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8504 , 174.7675
Hits / Errors
16 hits · 1 errors
First / Last seen
2025-04-21 08:05 · 2025-04-21 08:05
Top ASN
Top geo
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

121.98.194.0/24

Risk Max LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
121.98.194.0
Broadcast
121.98.194.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8214 , 174.7069
Hits / Errors
15 hits · 1 errors
First / Last seen
2024-09-12 09:04 · 2024-09-12 09:06
Top ASN
Top geo
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2

161.29.174.0/24

Risk Max LOW Footprint 0.391% Hits 13
Prefix / IP version
/24 · IPv4
Network
161.29.174.0
Broadcast
161.29.174.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-37.6846 , 176.162
Hits / Errors
13 hits · 4 errors
First / Last seen
2025-07-25 15:21 · 2025-07-25 15:21
Top ASN
Top organization / ISP
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

118.148.114.0/24

Risk Max LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
118.148.114.0
Broadcast
118.148.114.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8504 , 174.7675
Hits / Errors
12 hits · 0 errors
First / Last seen
2024-10-31 00:15 · 2024-10-31 00:16
Top ASN
Top geo
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

161.29.75.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
161.29.75.0
Broadcast
161.29.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8565 , 174.7516
Hits / Errors
11 hits · 0 errors
First / Last seen
2024-11-21 05:36 · 2024-11-21 05:42
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-11-18 → 2024-11-25 · Updated 2026-01-14 · v2

121.98.84.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
121.98.84.0
Broadcast
121.98.84.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-41.2869 , 174.7804
Hits / Errors
11 hits · 0 errors
First / Last seen
2024-09-10 21:47 · 2024-09-10 21:48
Top ASN
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2

101.98.210.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
101.98.210.0
Broadcast
101.98.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8556 , 174.8441
Hits / Errors
6 hits · 0 errors
First / Last seen
2023-11-07 07:23 · 2023-11-07 07:23
Top ASN
Top geo
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

161.29.180.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
161.29.180.0
Broadcast
161.29.180.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-35.7332 , 174.3138
Hits / Errors
6 hits · 0 errors
First / Last seen
2023-11-07 07:23 · 2023-11-07 07:23
Top ASN
Top organization / ISP
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

161.29.246.0/24

Risk Max LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
161.29.246.0
Broadcast
161.29.246.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8504 , 174.7675
Hits / Errors
5 hits · 2 errors
First / Last seen
2025-07-26 12:40 · 2025-07-26 12:40
Top ASN
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

161.29.16.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
161.29.16.0
Broadcast
161.29.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-45.9014 , 170.551
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-01-05 08:25 · 2025-01-05 08:25
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

161.29.120.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
161.29.120.0
Broadcast
161.29.120.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-37.6846 , 176.162
Hits / Errors
4 hits · 2 errors
First / Last seen
2024-12-11 00:00 · 2024-12-11 00:00
Top ASN
Top organization / ISP
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

161.29.17.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
161.29.17.0
Broadcast
161.29.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-45.9014 , 170.551
Hits / Errors
3 hits · 2 errors
First / Last seen
2025-07-26 20:39 · 2025-07-26 20:39
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

101.98.111.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
101.98.111.0
Broadcast
101.98.111.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8504 , 174.7675
Hits / Errors
3 hits · 1 errors
First / Last seen
2025-07-26 16:57 · 2025-07-26 16:57
Top ASN
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

121.99.240.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
121.99.240.0
Broadcast
121.99.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.885 , 174.7282
Hits / Errors
3 hits · 1 errors
First / Last seen
2025-07-26 07:27 · 2025-07-26 07:27
Top ASN
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

202.189.165.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
202.189.165.0
Broadcast
202.189.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-41.2007 , 174.7708
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-07-26 17:09 · 2025-07-26 17:09
Top ASN
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

121.99.77.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
121.99.77.0
Broadcast
121.99.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-41.2971 , 174.7932
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-07-26 02:38 · 2025-07-26 02:38
Top ASN
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

121.99.164.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
121.99.164.0
Broadcast
121.99.164.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-41.2971 , 174.7932
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-05-13 14:40 · 2024-05-13 14:40
Top ASN
Window / Updated
2024-05-13 → 2024-05-20 · Updated 2026-01-14 · v2

161.29.15.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
161.29.15.0
Broadcast
161.29.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-37.7837 , 175.2824
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-11-07 07:23 · 2023-11-07 07:23
Top ASN
Top organization / ISP
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

121.99.186.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
121.99.186.0
Broadcast
121.99.186.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-37.7888 , 175.2876
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-11-07 07:23 · 2023-11-07 07:23
Top ASN
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

161.29.152.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
161.29.152.0
Broadcast
161.29.152.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-37.77 , 176.2485
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-11-11 07:09 · 2023-11-11 07:09
Top ASN
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

101.98.44.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
101.98.44.0
Broadcast
101.98.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8214 , 174.7069
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-11-03 09:29 · 2023-11-03 09:29
Top ASN
Top geo
Window / Updated
2023-10-30 → 2023-11-06 · Updated 2026-01-14 · v2

101.98.132.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
101.98.132.0
Broadcast
101.98.132.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8869 , 174.769
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-11-03 08:52 · 2023-11-03 08:52
Top ASN
Top geo
Window / Updated
2023-10-30 → 2023-11-06 · Updated 2026-01-14 · v2

101.98.133.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
101.98.133.0
Broadcast
101.98.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8869 , 174.769
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-10-29 09:06 · 2023-10-29 09:06
Top ASN
Top geo
Window / Updated
2023-10-23 → 2023-10-30 · Updated 2026-01-14 · v2

121.99.152.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
121.99.152.0
Broadcast
121.99.152.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-43.5333 , 172.6333
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-10-25 14:24 · 2023-10-25 14:24
Top ASN
Window / Updated
2023-10-23 → 2023-10-30 · Updated 2026-01-14 · v2

161.29.143.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
161.29.143.0
Broadcast
161.29.143.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-37.7333 , 176.1667
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-08-09 03:17 · 2023-08-09 03:17
Top ASN
Top organization / ISP
Window / Updated
2023-08-07 → 2023-08-14 · Updated 2026-01-14 · v2

119.224.40.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
119.224.40.0
Broadcast
119.224.40.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-43.4872 , 172.5849
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-08-08 13:44 · 2023-08-08 13:44
Top ASN
Window / Updated
2023-08-07 → 2023-08-14 · Updated 2026-01-14 · v2

161.29.43.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
161.29.43.0
Broadcast
161.29.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.8804 , 174.7982
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-07-27 21:35 · 2023-07-27 21:35
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-07-24 → 2023-07-31 · Updated 2026-01-14 · v2

161.29.136.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
161.29.136.0
Broadcast
161.29.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-43.5333 , 172.6333
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-07-26 08:09 · 2023-07-26 08:09
Top ASN
Top organization / ISP
Window / Updated
2023-07-24 → 2023-07-31 · Updated 2026-01-14 · v2