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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.

37.73.31.0/24

Risk Max LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
37.73.31.0
Broadcast
37.73.31.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
49.839 , 24.019100000000005
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.16.0/24

Risk Max LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
37.73.16.0
Broadcast
37.73.16.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.22.0/24

Risk Max LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
37.73.22.0
Broadcast
37.73.22.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-01 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.17.0/24

Risk Max LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
37.73.17.0
Broadcast
37.73.17.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.30.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
37.73.30.0
Broadcast
37.73.30.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.12.0/24

Risk Max LOW Footprint 0.781% Hits 7
Prefix / IP version
/24 · IPv4
Network
37.73.12.0
Broadcast
37.73.12.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.29.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.73.29.0
Broadcast
37.73.29.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.019099999999998
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-28 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.7.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.73.7.0
Broadcast
37.73.7.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.019099999999998
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.28.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.73.28.0
Broadcast
37.73.28.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.019099999999998
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.1.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.73.1.0
Broadcast
37.73.1.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.019099999999998
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.23.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.73.23.0
Broadcast
37.73.23.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.019099999999998
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.2.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.73.2.0
Broadcast
37.73.2.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.9.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.73.9.0
Broadcast
37.73.9.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-28 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.18.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.73.18.0
Broadcast
37.73.18.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.27.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.73.27.0
Broadcast
37.73.27.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.20.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.73.20.0
Broadcast
37.73.20.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-25 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.15.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.73.15.0
Broadcast
37.73.15.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.8.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.73.8.0
Broadcast
37.73.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.26.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.73.26.0
Broadcast
37.73.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.3.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.73.3.0
Broadcast
37.73.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.13.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.73.13.0
Broadcast
37.73.13.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.4.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.73.4.0
Broadcast
37.73.4.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.19.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.73.19.0
Broadcast
37.73.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.24.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.73.24.0
Broadcast
37.73.24.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.11.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.73.11.0
Broadcast
37.73.11.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.73.25.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.73.25.0
Broadcast
37.73.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.839 , 24.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top geo
Ukraine · Lviv · Lviv
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2