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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.

217.21.39.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
217.21.39.0
Broadcast
217.21.39.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
54.5136 , 30.4037
Hits / Errors
4 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

151.229.196.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
151.229.196.0
Broadcast
151.229.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.0528 , -0.3369
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.180.227.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
109.180.227.0
Broadcast
109.180.227.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.0528 , -0.3369
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top organization / ISP
— · EE Limited
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.126.91.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
178.126.91.0
Broadcast
178.126.91.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.5081 , 30.4172
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

151.230.151.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
151.230.151.0
Broadcast
151.230.151.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.0528 , -0.3369
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-28 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.126.71.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
178.126.71.0
Broadcast
178.126.71.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.5081 , 30.4172
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.72.133.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.72.133.0
Broadcast
78.72.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.5254 , 13.4813
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS3301 · Telia Company AB
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.126.88.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.126.88.0
Broadcast
178.126.88.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.5081 , 30.4172
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.126.125.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.126.125.0
Broadcast
178.126.125.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.5081 , 30.4172
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.126.72.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.126.72.0
Broadcast
178.126.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.5081 , 30.4172
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

49.190.86.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
49.190.86.0
Broadcast
49.190.86.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-36.7113 , 142.1971
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS4804 · Microplex PTY LTD
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.126.90.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.126.90.0
Broadcast
178.126.90.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.5081 , 30.4172
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.126.102.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.126.102.0
Broadcast
178.126.102.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.5081 , 30.4172
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2