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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.

153.142.243.0/24

Risk Max 1 LOW Footprint 0.391% Hits 145
Prefix / IP version
/24 · IPv4
Network
153.142.243.0
Broadcast
153.142.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.4546 , 139.579
Hits / Errors
145 hits · 0 errors
First / Last seen
2025-02-26 08:57 · 2025-02-26 09:00
Top ASN
Top geo
Window / Updated
2025-02-24 → 2025-03-03 · Updated 2026-01-14 · v2

123.221.68.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
123.221.68.0
Broadcast
123.221.68.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.8365 , 132.742
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-10-02 19:00 · 2024-10-02 19:00
Top ASN
Top geo
Window / Updated
2024-09-30 → 2024-10-07 · Updated 2026-01-14 · v2

153.226.167.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
153.226.167.0
Broadcast
153.226.167.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.4075 , 139.5787
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-07-17 04:56 · 2023-07-17 04:56
Top ASN
Top geo
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2

118.2.97.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
118.2.97.0
Broadcast
118.2.97.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.6937 , 135.502
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-07-17 04:07 · 2023-07-17 04:07
Top ASN
Top geo
Japan · Osaka · Osaka
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2

153.209.141.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
153.209.141.0
Broadcast
153.209.141.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.4337 , 139.6499
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-06-29 13:09 · 2023-06-29 13:09
Top ASN
Top geo
Window / Updated
2023-06-26 → 2023-07-03 · Updated 2026-01-14 · v2

122.23.58.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
122.23.58.0
Broadcast
122.23.58.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.5968 , 136.5998
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-06-28 12:56 · 2023-06-28 12:56
Top ASN
Top geo
Window / Updated
2023-06-26 → 2023-07-03 · Updated 2026-01-14 · v2

114.144.160.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
114.144.160.0
Broadcast
114.144.160.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.1926 , 136.906
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-06-19 06:33 · 2023-06-19 06:33
Top ASN
Top geo
Window / Updated
2023-06-19 → 2023-06-26 · Updated 2026-01-14 · v2

153.150.121.0/24

Risk Max LOW Footprint 0.391% Hits 132
Prefix / IP version
/24 · IPv4
Network
153.150.121.0
Broadcast
153.150.121.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6918 , 139.7002
Hits / Errors
132 hits · 0 errors
First / Last seen
2025-10-07 11:37 · 2025-10-07 11:42
Top ASN
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

118.2.162.0/24

Risk Max LOW Footprint 0.391% Hits 78
Prefix / IP version
/24 · IPv4
Network
118.2.162.0
Broadcast
118.2.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.2158 , 135.1638
Hits / Errors
78 hits · 2 errors
First / Last seen
2024-12-17 00:30 · 2024-12-17 00:31
Top ASN
Top geo
Window / Updated
2024-12-16 → 2024-12-23 · Updated 2026-01-14 · v2

153.208.168.0/24

Risk Max LOW Footprint 0.391% Hits 34
Prefix / IP version
/24 · IPv4
Network
153.208.168.0
Broadcast
153.208.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.4337 , 139.6499
Hits / Errors
34 hits · 0 errors
First / Last seen
2025-05-28 22:32 · 2025-05-28 22:34
Top ASN
Top geo
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

153.240.234.0/24

Risk Max LOW Footprint 0.391% Hits 30
Prefix / IP version
/24 · IPv4
Network
153.240.234.0
Broadcast
153.240.234.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.578 , 139.7072
Hits / Errors
30 hits · 5 errors
First / Last seen
2025-09-28 11:45 · 2025-09-28 11:45
Top ASN
Top geo
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

123.225.221.0/24

Risk Max LOW Footprint 0.391% Hits 30
Prefix / IP version
/24 · IPv4
Network
123.225.221.0
Broadcast
123.225.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.8152 , 139.5845
Hits / Errors
30 hits · 1 errors
First / Last seen
2025-05-11 09:11 · 2025-05-11 09:13
Top ASN
Top geo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

153.213.64.0/24

Risk Max LOW Footprint 0.391% Hits 25
Prefix / IP version
/24 · IPv4
Network
153.213.64.0
Broadcast
153.213.64.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7309 , 139.6879
Hits / Errors
25 hits · 3 errors
First / Last seen
2025-01-04 07:31 · 2025-01-04 07:40
Top ASN
Top geo
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

153.214.196.0/24

Risk Max LOW Footprint 0.391% Hits 22
Prefix / IP version
/24 · IPv4
Network
153.214.196.0
Broadcast
153.214.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6413 , 139.6662
Hits / Errors
22 hits · 2 errors
First / Last seen
2024-02-10 11:42 · 2024-02-10 12:09
Top ASN
Top geo
Window / Updated
2024-02-05 → 2024-02-12 · Updated 2026-01-14 · v2

124.86.48.0/24

Risk Max LOW Footprint 0.391% Hits 21
Prefix / IP version
/24 · IPv4
Network
124.86.48.0
Broadcast
124.86.48.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6837 , 139.6805
Hits / Errors
21 hits · 0 errors
First / Last seen
2025-08-06 05:31 · 2025-08-06 05:31
Top ASN
Top geo
Japan · Tokyo · Tokyo
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

114.167.200.0/24

Risk Max LOW Footprint 0.391% Hits 20
Prefix / IP version
/24 · IPv4
Network
114.167.200.0
Broadcast
114.167.200.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.2551 , 140.8665
Hits / Errors
20 hits · 1 errors
First / Last seen
2025-05-08 04:05 · 2025-05-08 04:05
Top ASN
Top geo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

153.252.139.0/24

Risk Max LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
153.252.139.0
Broadcast
153.252.139.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.8631 , 135.6204
Hits / Errors
18 hits · 0 errors
First / Last seen
2025-04-02 23:35 · 2025-04-02 23:36
Top ASN
Top geo
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

153.145.157.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
153.145.157.0
Broadcast
153.145.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.6937 , 135.502
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-07-31 17:38 · 2025-07-31 17:48
Top ASN
Top geo
Japan · Osaka · Osaka
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

180.30.10.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
180.30.10.0
Broadcast
180.30.10.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.7498 , 134.4062
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-02-18 20:13 · 2025-02-18 20:13
Top ASN
Top geo
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2

114.146.10.0/24

Risk Max LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
114.146.10.0
Broadcast
114.146.10.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.3502 , 138.5945
Hits / Errors
14 hits · 0 errors
First / Last seen
2025-04-12 18:12 · 2025-04-12 18:12
Top ASN
Top geo
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2

211.17.8.0/24

Risk Max LOW Footprint 0.391% Hits 13
Prefix / IP version
/24 · IPv4
Network
211.17.8.0
Broadcast
211.17.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6906 , 139.77
Hits / Errors
13 hits · 0 errors
First / Last seen
2024-09-29 17:34 · 2024-09-29 17:49
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2

153.239.194.0/24

Risk Max LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
153.239.194.0
Broadcast
153.239.194.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.7115 , 135.5544
Hits / Errors
12 hits · 0 errors
First / Last seen
2024-09-11 16:41 · 2024-09-11 16:41
Top ASN
Top geo
Japan · Osaka · Noe
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2

153.132.48.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
153.132.48.0
Broadcast
153.132.48.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7627 , 139.8063
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-12-16 00:47 · 2024-12-16 00:47
Top ASN
Top geo
Window / Updated
2024-12-16 → 2024-12-23 · Updated 2026-01-14 · v2

180.3.144.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
180.3.144.0
Broadcast
180.3.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6406 , 139.7033
Hits / Errors
6 hits · 0 errors
First / Last seen
2025-03-26 00:25 · 2025-03-26 00:25
Top ASN
Top geo
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2

153.221.160.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.221.160.0
Broadcast
153.221.160.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.6017 , 130.4244
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-18 08:06 · 2025-05-18 08:06
Top ASN
Top geo
Window / Updated
2025-05-12 → 2025-05-19 · Updated 2026-01-14 · v2

114.176.69.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
114.176.69.0
Broadcast
114.176.69.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.0231 , 135.752
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-12 17:42 · 2025-05-12 17:42
Top ASN
Top geo
Japan · Kyoto · Kyoto
Window / Updated
2025-05-12 → 2025-05-19 · Updated 2026-01-14 · v2

153.131.15.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.131.15.0
Broadcast
153.131.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.7718 , 134.8256
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-04-21 06:31 · 2025-04-21 06:31
Top ASN
Top geo
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

153.175.224.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.175.224.0
Broadcast
153.175.224.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.264 , 140.8618
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-03-20 12:35 · 2025-03-20 12:35
Top ASN
Top geo
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

124.99.173.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
124.99.173.0
Broadcast
124.99.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.2124 , 127.6757
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-03-19 03:28 · 2025-03-19 03:28
Top ASN
Top geo
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

153.189.56.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.189.56.0
Broadcast
153.189.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.9238 , 129.9537
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-03-12 12:30 · 2025-03-12 12:30
Top ASN
Top geo
Window / Updated
2025-03-10 → 2025-03-17 · Updated 2026-01-14 · v2

153.224.227.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.224.227.0
Broadcast
153.224.227.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.9581 , 130.9377
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-02-21 15:07 · 2025-02-21 15:07
Top ASN
Top geo
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2

153.219.43.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.219.43.0
Broadcast
153.219.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.2369 , 130.2991
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-01-15 15:05 · 2025-01-15 15:05
Top ASN
Top geo
Japan · Saga · Saga
Window / Updated
2025-01-13 → 2025-01-20 · Updated 2026-01-14 · v2

153.240.159.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.240.159.0
Broadcast
153.240.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6259 , 139.7054
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-10-30 10:31 · 2024-10-30 10:31
Top ASN
Top geo
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

114.149.13.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
114.149.13.0
Broadcast
114.149.13.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.0735 , 138.9028
Hits / Errors
2 hits · 0 errors
First / Last seen
2024-01-07 23:36 · 2024-01-07 23:36
Top ASN
Top geo
Window / Updated
2024-01-01 → 2024-01-08 · Updated 2026-01-14 · v2

118.12.36.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
118.12.36.0
Broadcast
118.12.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.6937 , 135.502
Hits / Errors
2 hits · 1 errors
First / Last seen
2023-12-16 15:18 · 2023-12-16 15:18
Top ASN
Top geo
Japan · Osaka · Osaka
Window / Updated
2023-12-11 → 2023-12-18 · Updated 2026-01-14 · v2

180.12.91.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
180.12.91.0
Broadcast
180.12.91.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.1613 , 138.658
Hits / Errors
2 hits · 1 errors
First / Last seen
2023-11-16 09:47 · 2023-11-16 09:47
Top ASN
Top geo
Window / Updated
2023-11-13 → 2023-11-20 · Updated 2026-01-14 · v2

153.168.162.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
153.168.162.0
Broadcast
153.168.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.7135 , 135.4911
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-23 02:33 · 2025-06-23 02:33
Top ASN
Top geo
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2

153.239.3.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
153.239.3.0
Broadcast
153.239.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.6892 , 135.4899
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-20 18:42 · 2025-06-20 18:42
Top ASN
Top geo
Japan · Osaka · Osaka
Window / Updated
2025-06-16 → 2025-06-23 · Updated 2026-01-14 · v2

118.8.79.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
118.8.79.0
Broadcast
118.8.79.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.691 , 135.5124
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-28 22:53 · 2025-05-28 22:53
Top ASN
Top geo
Japan · Osaka · Osaka
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

153.135.11.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
153.135.11.0
Broadcast
153.135.11.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.4337 , 139.6499
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-15 10:16 · 2025-05-15 10:16
Top ASN
Top geo
Window / Updated
2025-05-12 → 2025-05-19 · Updated 2026-01-14 · v2
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