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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: Harrow · Clear
Snapshot 2026-03-07 Results 5 Page 1 / 1

89.43.209.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
89.43.209.0
Broadcast
89.43.209.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5825 , -0.3445
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS201838 · Community Fibre Limited
Top organization / ISP
Community Fibre Limited · Community Fibre Limited
Top geo
United Kingdom · England · Harrow
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

81.78.100.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
81.78.100.0
Broadcast
81.78.100.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5825 , -0.3445
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5378 · Vodafone Limited
Top organization / ISP
— · Energis UK
Top geo
United Kingdom · England · Harrow
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

213.123.249.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
213.123.249.0
Broadcast
213.123.249.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5825 , -0.3445
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS2856 · British Telecommunications PLC
Top organization / ISP
— · BT Public Internet Service
Top geo
United Kingdom · England · Harrow
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

81.99.119.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.99.119.0
Broadcast
81.99.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.6141 , -0.3362
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5089 · Virgin Media Limited
Top organization / ISP
Vmcbbuk · Virgin Media Limited
Top geo
United Kingdom · England · Harrow
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.48.36.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.48.36.0
Broadcast
31.48.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5825 , -0.3445
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS2856 · British Telecommunications PLC
Top organization / ISP
— · BT Public Internet Service
Top geo
United Kingdom · England · Harrow
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →