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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.
Active filter: Acton · Clear
Snapshot 2026-01-23 Results 8 Page 1 / 1

109.151.173.0/24

Risk Max — LOW Footprint 0.391% Hits 84
Prefix / IP version
/24 · IPv4
Network
109.151.173.0
Broadcast
109.151.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.7881 , 1.1582
Hits / Errors
84 hits · 0 errors
First / Last seen
2025-02-15 23:38 · 2025-02-16 11:52
Top ASN
AS2856 · British Telecommunications PLC
Top organization / ISP
— · BT Public Internet Service
Top geo
United Kingdom · England · Clacton-on-Sea
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2
Open report →

62.31.74.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
62.31.74.0
Broadcast
62.31.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5113 , -0.2714
Hits / Errors
3 hits · 1 errors
First / Last seen
2025-01-10 12:39 · 2025-01-10 12:39
Top ASN
AS5089 · Virgin Media Limited
Top organization / ISP
G2tv Limited · Virgin Media Business
Top geo
United Kingdom · England · Acton
Window / Updated
2025-01-06 → 2025-01-13 · Updated 2026-01-14 · v2
Open report →

31.120.78.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
31.120.78.0
Broadcast
31.120.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.509 , -0.2762
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-08-02 22:45 · 2025-08-02 22:45
Top ASN
AS2856 · British Telecommunications PLC
Top organization / ISP
Btnet · British Telecommunications PLC
Top geo
United Kingdom · England · Acton
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

62.31.67.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
62.31.67.0
Broadcast
62.31.67.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5113 , -0.2714
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-01-27 14:02 · 2025-01-27 14:02
Top ASN
AS5089 · Virgin Media Limited
Top organization / ISP
Virgin Media Limited · Virgin Media Business
Top geo
United Kingdom · England · Acton
Window / Updated
2025-01-27 → 2025-02-03 · Updated 2026-01-14 · v2
Open report →

86.140.109.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.140.109.0
Broadcast
86.140.109.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8167 , 1.1184
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-03 15:07 · 2025-08-03 15:07
Top ASN
AS2856 · British Telecommunications PLC
Top organization / ISP
— · BT Public Internet Service
Top geo
United Kingdom · England · Clacton-on-Sea
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

51.191.217.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.191.217.0
Broadcast
51.191.217.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5113 , -0.2714
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 08:12 · 2025-05-06 08:12
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Sky Italia · Sky UK Limited
Top geo
United Kingdom · England · Acton
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

31.124.21.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.124.21.0
Broadcast
31.124.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.7881 , 1.1582
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-11-05 15:09 · 2024-11-05 15:09
Top ASN
AS2856 · British Telecommunications PLC
Top organization / ISP
EE Limited · British Telecommunications PLC
Top geo
United Kingdom · England · Clacton-on-Sea
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2
Open report →

142.114.70.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
142.114.70.0
Broadcast
142.114.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.6299 , -80.0469
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-11-06 11:16 · 2023-11-06 11:16
Top ASN
AS577 · Bell Canada
Top organization / ISP
Sympatico HSE · Bell Canada
Top geo
Canada · Ontario · Acton
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2
Open report →