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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.

165.16.121.0/24

Risk Max LOW Footprint 3.516% Hits 21
Prefix / IP version
/24 · IPv4
Network
165.16.121.0
Broadcast
165.16.121.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
32.8908 , 13.179599999999999
Hits / Errors
21 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.42.0/24

Risk Max LOW Footprint 2.734% Hits 12
Prefix / IP version
/24 · IPv4
Network
165.16.42.0
Broadcast
165.16.42.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
32.890800000000006 , 13.179599999999999
Hits / Errors
12 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.1.0/24

Risk Max LOW Footprint 1.953% Hits 9
Prefix / IP version
/24 · IPv4
Network
165.16.1.0
Broadcast
165.16.1.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
32.1159 , 20.065400000000004
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.33.0/24

Risk Max LOW Footprint 1.562% Hits 10
Prefix / IP version
/24 · IPv4
Network
165.16.33.0
Broadcast
165.16.33.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
32.8908 , 13.179599999999999
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.80.0/24

Risk Max LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
165.16.80.0
Broadcast
165.16.80.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
32.8908 , 13.179599999999999
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.17.0/24

Risk Max LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
165.16.17.0
Broadcast
165.16.17.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
32.1159 , 20.065400000000004
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.86.0/24

Risk Max LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
165.16.86.0
Broadcast
165.16.86.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.48.0/24

Risk Max LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
165.16.48.0
Broadcast
165.16.48.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
32.7522 , 12.7278
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.76.0/24

Risk Max LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
165.16.76.0
Broadcast
165.16.76.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
32.8908 , 13.179599999999999
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.52.0/24

Risk Max LOW Footprint 1.172% Hits 6
Prefix / IP version
/24 · IPv4
Network
165.16.52.0
Broadcast
165.16.52.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.28.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
165.16.28.0
Broadcast
165.16.28.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
32.1159 , 20.0654
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.27.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
165.16.27.0
Broadcast
165.16.27.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.1159 , 20.0654
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-25 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.58.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
165.16.58.0
Broadcast
165.16.58.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.8908 , 13.179599999999999
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.89.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
165.16.89.0
Broadcast
165.16.89.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.105.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
165.16.105.0
Broadcast
165.16.105.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.30.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
165.16.30.0
Broadcast
165.16.30.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.1159 , 20.0654
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.116.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
165.16.116.0
Broadcast
165.16.116.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.115.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
165.16.115.0
Broadcast
165.16.115.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.39.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
165.16.39.0
Broadcast
165.16.39.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.125.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
165.16.125.0
Broadcast
165.16.125.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.127.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
165.16.127.0
Broadcast
165.16.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

41.74.71.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
41.74.71.0
Broadcast
41.74.71.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8874 , 13.1873
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.44.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
165.16.44.0
Broadcast
165.16.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.92.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
165.16.92.0
Broadcast
165.16.92.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.79.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
165.16.79.0
Broadcast
165.16.79.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.20.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.20.0
Broadcast
165.16.20.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.1159 , 20.0654
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.5.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.5.0
Broadcast
165.16.5.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.1159 , 20.0654
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.0.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.0.0
Broadcast
165.16.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.1159 , 20.0654
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.2.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.2.0
Broadcast
165.16.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.1159 , 20.0654
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

154.127.66.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
154.127.66.0
Broadcast
154.127.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
29.0333 , 21.55
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.110.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.110.0
Broadcast
165.16.110.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.88.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.88.0
Broadcast
165.16.88.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.96.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.96.0
Broadcast
165.16.96.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.31.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.31.0
Broadcast
165.16.31.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.1159 , 20.0654
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.51.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.51.0
Broadcast
165.16.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

165.16.59.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
165.16.59.0
Broadcast
165.16.59.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8908 , 13.1796
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2