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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.

140.82.199.0/24

Risk Max 1 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
140.82.199.0
Broadcast
140.82.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
14.5971 , 120.9798
Hits / Errors
2 hits · 1 errors
First / Last seen
2023-12-20 15:33 · 2023-12-20 15:33
Top ASN
AS13150 · CATO NETWORKS LTD
Top organization / ISP
Window / Updated
2023-12-18 → 2023-12-25 · Updated 2026-01-14 · v2

209.206.20.0/24

Risk Max LOW Footprint 3.125% Hits 44
Prefix / IP version
/24 · IPv4
Network
209.206.20.0
Broadcast
209.206.20.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
44.4291 , 26.100599999999996
Hits / Errors
44 hits · 3 errors
First / Last seen
2025-02-20 08:08 · 2025-02-21 12:35
Top ASN
AS13150 · CATO NETWORKS LTD
Top organization / ISP
Top geo
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2

209.206.18.0/24

Risk Max LOW Footprint 0.781% Hits 11
Prefix / IP version
/24 · IPv4
Network
209.206.18.0
Broadcast
209.206.18.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
52.2299 , 21.0093
Hits / Errors
11 hits · 0 errors
First / Last seen
2025-03-25 15:38 · 2025-03-25 15:38
Top ASN
AS13150 · CATO NETWORKS LTD
Top organization / ISP
Top geo
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2

150.195.207.0/24

Risk Max LOW Footprint 0.391% Hits 27
Prefix / IP version
/24 · IPv4
Network
150.195.207.0
Broadcast
150.195.207.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7589 , -73.9913
Hits / Errors
27 hits · 1 errors
First / Last seen
2025-08-25 21:50 · 2025-08-25 22:03
Top ASN
AS13150 · CATO NETWORKS LTD
Top organization / ISP
Window / Updated
2025-08-25 → 2025-09-01 · Updated 2026-01-14 · v2

150.195.218.0/24

Risk Max LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
150.195.218.0
Broadcast
150.195.218.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6893 , 139.6899
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-05-04 19:19 · 2025-05-04 19:25
Top ASN
AS13150 · CATO NETWORKS LTD
Top organization / ISP
Top geo
Japan · Tokyo · Tokyo
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

140.82.207.0/24

Risk Max LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
140.82.207.0
Broadcast
140.82.207.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.693 , 135.5005
Hits / Errors
14 hits · 0 errors
First / Last seen
2025-03-26 09:00 · 2025-03-26 09:00
Top ASN
AS13150 · CATO NETWORKS LTD
Top organization / ISP
Top geo
Japan · Osaka · Osaka
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2

185.114.120.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
185.114.120.0
Broadcast
185.114.120.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.0804 , 34.7807
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-04-01 23:49 · 2025-04-01 23:49
Top ASN
AS13150 · CATO NETWORKS LTD
Top organization / ISP
Top geo
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2