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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.

37.77.67.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
37.77.67.0
Broadcast
37.77.67.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
4 hits · 2 errors
First / Last seen
2025-09-10 22:53 · 2025-09-14 01:02
Top organization / ISP
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

37.77.76.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.77.76.0
Broadcast
37.77.76.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
36.335 , 43.1189
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-08-04 11:41 · 2025-08-06 09:30
Top organization / ISP
Top geo
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

37.77.71.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.77.71.0
Broadcast
37.77.71.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-04 13:44 · 2025-08-10 14:05
Top organization / ISP
Top geo
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

37.77.70.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.77.70.0
Broadcast
37.77.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-09-09 11:02 · 2025-09-09 11:02
Top organization / ISP
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

37.77.69.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.77.69.0
Broadcast
37.77.69.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-08-04 22:27 · 2025-08-04 22:27
Top organization / ISP
Top geo
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

37.77.66.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.77.66.0
Broadcast
37.77.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-15 13:23 · 2025-09-15 13:23
Top organization / ISP
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

37.77.74.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.77.74.0
Broadcast
37.77.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-15 01:22 · 2025-09-15 01:22
Top organization / ISP
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

37.77.65.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.77.65.0
Broadcast
37.77.65.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-15 12:32 · 2025-09-15 12:32
Top organization / ISP
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

37.77.77.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.77.77.0
Broadcast
37.77.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.4912 , 43.1211
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-15 03:20 · 2025-09-15 03:20
Top organization / ISP
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

37.77.68.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.77.68.0
Broadcast
37.77.68.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-13 15:12 · 2025-09-13 15:12
Top organization / ISP
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

37.77.64.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.77.64.0
Broadcast
37.77.64.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-13 00:52 · 2025-09-13 00:52
Top organization / ISP
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

37.77.73.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.77.73.0
Broadcast
37.77.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-09-12 16:33 · 2025-09-12 16:33
Top organization / ISP
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

37.77.75.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.77.75.0
Broadcast
37.77.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-09 04:20 · 2025-09-09 04:20
Top organization / ISP
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

37.77.78.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.77.78.0
Broadcast
37.77.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7993 , 43.2945
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-07 11:14 · 2025-09-07 11:14
Top organization / ISP
Top geo
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

37.77.72.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.77.72.0
Broadcast
37.77.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.341 , 43.1155
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-13 16:22 · 2025-08-13 16:22
Top organization / ISP
Top geo
Window / Updated
2025-08-11 → 2025-08-18 · Updated 2026-01-14 · v2