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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.

66.103.201.0/24

Risk Max 7 LOW Footprint 0.391% Hits 71
Prefix / IP version
/24 · IPv4
Network
66.103.201.0
Broadcast
66.103.201.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.24400000000001
Hits / Errors
71 hits · 42 errors
First / Last seen
2024-02-13 16:40 · 2024-02-13 18:24
Top ASN
Window / Updated
2024-02-12 → 2024-02-19 · Updated 2026-01-14 · v2

148.135.111.0/24

Risk Max 4 LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
148.135.111.0
Broadcast
148.135.111.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0515 , -118.2707
Hits / Errors
5 hits · 3 errors
First / Last seen
2025-09-06 20:28 · 2025-09-06 20:28
Top ASN
Top organization / ISP
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

45.202.35.0/24

Risk Max 4 LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
45.202.35.0
Broadcast
45.202.35.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.6418 , -77.72
Hits / Errors
5 hits · 2 errors
First / Last seen
2025-01-01 23:56 · 2025-01-01 23:56
Top ASN
Top organization / ISP
RCN · RCN
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

142.171.211.0/24

Risk Max 1 LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
142.171.211.0
Broadcast
142.171.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
17 hits · 0 errors
First / Last seen
2024-05-03 00:26 · 2024-05-03 00:26
Top ASN
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

156.249.72.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
156.249.72.0
Broadcast
156.249.72.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-09-15 11:06 · 2025-09-20 13:37
Top ASN
Top organization / ISP
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

156.249.77.0/24

Risk Max LOW Footprint 0.781% Hits 7
Prefix / IP version
/24 · IPv4
Network
156.249.77.0
Broadcast
156.249.77.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
34.0549 , -118.24300000000001
Hits / Errors
7 hits · 4 errors
First / Last seen
2025-09-26 07:22 · 2025-09-26 20:17
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.242.37.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
156.242.37.0
Broadcast
156.242.37.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
3 hits · 1 errors
First / Last seen
2025-07-29 09:58 · 2025-07-31 19:35
Top ASN
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

156.249.116.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.116.0
Broadcast
156.249.116.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-24 12:48 · 2025-09-26 10:11
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.249.117.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.117.0
Broadcast
156.249.117.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-22 04:08 · 2025-09-22 08:11
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

103.127.158.0/24

Risk Max LOW Footprint 0.391% Hits 13
Prefix / IP version
/24 · IPv4
Network
103.127.158.0
Broadcast
103.127.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
19.0748 , 72.8856
Hits / Errors
13 hits · 0 errors
First / Last seen
2024-11-11 22:02 · 2024-11-13 09:01
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2

148.135.72.0/24

Risk Max LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
148.135.72.0
Broadcast
148.135.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0515 , -118.27069999999999
Hits / Errors
12 hits · 1 errors
First / Last seen
2024-02-19 07:45 · 2024-02-19 07:46
Top ASN
Top organization / ISP
Window / Updated
2024-02-19 → 2024-02-26 · Updated 2026-01-14 · v2

156.249.109.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
156.249.109.0
Broadcast
156.249.109.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.24299999999998
Hits / Errors
10 hits · 0 errors
First / Last seen
2025-09-26 18:56 · 2025-09-26 18:57
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

74.48.149.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
74.48.149.0
Broadcast
74.48.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
4 hits · 2 errors
First / Last seen
2025-03-17 14:24 · 2025-03-17 14:24
Top ASN
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

74.48.84.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
74.48.84.0
Broadcast
74.48.84.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
4 hits · 0 errors
First / Last seen
2024-12-28 23:04 · 2024-12-28 23:05
Top ASN
Window / Updated
2024-12-23 → 2024-12-30 · Updated 2026-01-14 · v2

148.135.35.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
148.135.35.0
Broadcast
148.135.35.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0515 , -118.2707
Hits / Errors
4 hits · 2 errors
First / Last seen
2024-11-24 15:55 · 2024-11-24 15:58
Top ASN
Top organization / ISP
Window / Updated
2024-11-18 → 2024-11-25 · Updated 2026-01-14 · v2

142.171.124.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
142.171.124.0
Broadcast
142.171.124.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
4 hits · 3 errors
First / Last seen
2024-01-06 06:42 · 2024-01-06 06:43
Top ASN
Window / Updated
2024-01-01 → 2024-01-08 · Updated 2026-01-14 · v2

156.242.44.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
156.242.44.0
Broadcast
156.242.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-09-12 18:34 · 2025-09-12 18:35
Top ASN
Top organization / ISP
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

156.249.59.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
156.249.59.0
Broadcast
156.249.59.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
3 hits · 1 errors
First / Last seen
2025-08-04 09:28 · 2025-08-04 09:29
Top ASN
Top organization / ISP
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

156.249.73.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.73.0
Broadcast
156.249.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-10-12 11:40 · 2025-10-12 11:40
Top ASN
Top organization / ISP
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

156.249.111.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.111.0
Broadcast
156.249.111.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-09-27 05:38 · 2025-09-27 05:38
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.249.106.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.106.0
Broadcast
156.249.106.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-09-27 00:29 · 2025-09-27 00:29
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.249.107.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.107.0
Broadcast
156.249.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-09-26 18:53 · 2025-09-26 18:53
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.249.78.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.78.0
Broadcast
156.249.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-26 18:48 · 2025-09-26 18:48
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.249.119.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.119.0
Broadcast
156.249.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-09-26 17:57 · 2025-09-26 17:58
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.249.74.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.74.0
Broadcast
156.249.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-22 20:19 · 2025-09-22 20:19
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.229.241.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.229.241.0
Broadcast
156.229.241.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-22 11:33 · 2025-09-22 11:33
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

156.249.138.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.138.0
Broadcast
156.249.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
13.7563 , 100.502
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-08-17 00:35 · 2025-08-17 00:35
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-08-11 → 2025-08-18 · Updated 2026-01-14 · v2

156.249.62.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.249.62.0
Broadcast
156.249.62.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-08-06 19:16 · 2025-08-06 19:17
Top ASN
Top organization / ISP
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

156.242.47.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.242.47.0
Broadcast
156.242.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-08-06 19:16 · 2025-08-06 19:16
Top ASN
Top organization / ISP
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

156.242.38.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.242.38.0
Broadcast
156.242.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-05 05:37 · 2025-08-05 05:38
Top ASN
Top organization / ISP
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

156.242.45.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.242.45.0
Broadcast
156.242.45.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.8781 , -87.6298
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-05 05:36 · 2025-08-05 05:36
Top ASN
Top organization / ISP
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

156.242.41.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.242.41.0
Broadcast
156.242.41.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-08-01 09:46 · 2025-08-01 09:46
Top ASN
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

156.242.40.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
156.242.40.0
Broadcast
156.242.40.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-29 09:58 · 2025-07-29 09:58
Top ASN
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

142.171.167.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
142.171.167.0
Broadcast
142.171.167.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-01-23 07:40 · 2025-01-23 07:40
Top ASN
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

142.171.21.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
142.171.21.0
Broadcast
142.171.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
2 hits · 2 errors
First / Last seen
2024-06-09 11:58 · 2024-06-09 12:09
Top ASN
Window / Updated
2024-06-03 → 2024-06-10 · Updated 2026-01-14 · v2

142.171.26.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
142.171.26.0
Broadcast
142.171.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-05-07 19:51 · 2024-05-07 19:51
Top ASN
Window / Updated
2024-05-06 → 2024-05-13 · Updated 2026-01-14 · v2

156.229.242.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
156.229.242.0
Broadcast
156.229.242.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0544 , -118.244
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-10-28 12:44 · 2025-10-28 12:44
Top ASN
Top organization / ISP
Window / Updated
2025-10-27 → 2025-11-03 · Updated 2026-01-14 · v2

156.249.76.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
156.249.76.0
Broadcast
156.249.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-10 00:33 · 2025-10-10 00:33
Top ASN
Top organization / ISP
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

154.88.10.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
154.88.10.0
Broadcast
154.88.10.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.5475 , -46.6361
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-02 15:49 · 2025-10-02 15:49
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

156.238.173.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
156.238.173.0
Broadcast
156.238.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0549 , -118.243
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-26 13:35 · 2025-09-26 13:35
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
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