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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.

137.255.44.0/24

Risk Max LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
137.255.44.0
Broadcast
137.255.44.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
7 hits · 1 errors
First / Last seen
2026-02-18 02:00 · 2026-02-22 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.129.0/24

Risk Max LOW Footprint 1.172% Hits 6
Prefix / IP version
/24 · IPv4
Network
137.255.129.0
Broadcast
137.255.129.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
6.3669 , 2.4150999999999994
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-19 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.127.0/24

Risk Max LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
137.255.127.0
Broadcast
137.255.127.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-18 02:00 · 2026-02-23 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.81.0/24

Risk Max LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
137.255.81.0
Broadcast
137.255.81.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-23 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.29.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
137.255.29.0
Broadcast
137.255.29.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-16 02:00 · 2026-02-18 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.141.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.141.0
Broadcast
137.255.141.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-17 02:00 · 2026-02-22 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.85.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.85.0
Broadcast
137.255.85.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-22 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.82.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
137.255.82.0
Broadcast
137.255.82.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.366899999999999 , 2.4151
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-20 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.84.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
137.255.84.0
Broadcast
137.255.84.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.366899999999999 , 2.4151
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.167.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
137.255.167.0
Broadcast
137.255.167.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-16 02:00 · 2026-02-23 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.98.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
137.255.98.0
Broadcast
137.255.98.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
4 hits · 1 errors
First / Last seen
2026-02-16 02:00 · 2026-02-21 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.79.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
137.255.79.0
Broadcast
137.255.79.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-20 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.146.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
137.255.146.0
Broadcast
137.255.146.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-18 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.142.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.142.0
Broadcast
137.255.142.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-18 02:00 · 2026-02-23 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.42.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.42.0
Broadcast
137.255.42.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-15 02:00 · 2026-02-21 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.26.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.26.0
Broadcast
137.255.26.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-20 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.74.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.74.0
Broadcast
137.255.74.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-20 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.39.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.39.0
Broadcast
137.255.39.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-17 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.28.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.28.0
Broadcast
137.255.28.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-18 02:00 · 2026-02-23 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.63.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.63.0
Broadcast
137.255.63.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-23 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.100.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.100.0
Broadcast
137.255.100.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-22 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.48.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.48.0
Broadcast
137.255.48.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-21 02:00 · 2026-02-22 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.64.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.64.0
Broadcast
137.255.64.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-22 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.106.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.106.0
Broadcast
137.255.106.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-16 02:00 · 2026-02-21 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.135.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.135.0
Broadcast
137.255.135.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-19 02:00 · 2026-02-21 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.145.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.145.0
Broadcast
137.255.145.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-21 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.150.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.150.0
Broadcast
137.255.150.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-21 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.51.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.51.0
Broadcast
137.255.51.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-18 02:00 · 2026-02-21 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.115.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.115.0
Broadcast
137.255.115.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-18 02:00 · 2026-02-20 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.152.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.152.0
Broadcast
137.255.152.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-20 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.173.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.173.0
Broadcast
137.255.173.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-20 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.69.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.69.0
Broadcast
137.255.69.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-20 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.138.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.138.0
Broadcast
137.255.138.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-19 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.31.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.31.0
Broadcast
137.255.31.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-18 02:00 · 2026-02-19 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.157.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.157.0
Broadcast
137.255.157.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-18 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.22.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.22.0
Broadcast
137.255.22.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-16 02:00 · 2026-02-18 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.38.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.38.0
Broadcast
137.255.38.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-18 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.70.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.70.0
Broadcast
137.255.70.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-18 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.99.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.99.0
Broadcast
137.255.99.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-18 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

137.255.77.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
137.255.77.0
Broadcast
137.255.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-20 02:00 · 2026-02-21 02:00
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
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