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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: ASK4 Limited · Clear
Snapshot 2026-01-21 Results 6 Page 1 / 1

31.205.17.0/24

Risk Max — LOW Footprint 0.391% Hits 42
Prefix / IP version
/24 · IPv4
Network
31.205.17.0
Broadcast
31.205.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.379900000000006 , -1.4804
Hits / Errors
42 hits · 3 errors
First / Last seen
2025-05-09 12:31 · 2025-05-09 12:47
Top ASN
AS41230 · ASK4 Limited
Top organization / ISP
— · ASK4 Manchester 2
Top geo
United Kingdom · England · Sheffield
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

185.134.137.0/24

Risk Max — LOW Footprint 0.391% Hits 35
Prefix / IP version
/24 · IPv4
Network
185.134.137.0
Broadcast
185.134.137.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.2277 , 6.77346
Hits / Errors
35 hits · 4 errors
First / Last seen
2024-09-06 10:20 · 2024-09-06 12:26
Top ASN
AS41230 · ASK4 Limited
Top organization / ISP
— · ASK4 Limited
Top geo
Germany · North Rhine-Westphalia · Düsseldorf
Window / Updated
2024-09-02 → 2024-09-09 · Updated 2026-01-14 · v2
Open report →

31.205.211.0/24

Risk Max — LOW Footprint 0.391% Hits 24
Prefix / IP version
/24 · IPv4
Network
31.205.211.0
Broadcast
31.205.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4066 , -1.51217
Hits / Errors
24 hits · 0 errors
First / Last seen
2024-05-13 19:26 · 2024-05-13 20:48
Top ASN
AS41230 · ASK4 Limited
Top organization / ISP
ASK4 Limited · ASK4 Limited
Top geo
United Kingdom · England · Coventry
Window / Updated
2024-05-13 → 2024-05-20 · Updated 2026-01-14 · v2
Open report →

31.205.104.0/24

Risk Max — LOW Footprint 0.391% Hits 22
Prefix / IP version
/24 · IPv4
Network
31.205.104.0
Broadcast
31.205.104.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3792 , -1.47983
Hits / Errors
22 hits · 2 errors
First / Last seen
2025-01-31 22:28 · 2025-01-31 22:29
Top ASN
AS41230 · ASK4 Limited
Top organization / ISP
Ask4 · ASK4 Limited
Top geo
United Kingdom · England · Sheffield
Window / Updated
2025-01-27 → 2025-02-03 · Updated 2026-01-14 · v2
Open report →

31.205.218.0/24

Risk Max — LOW Footprint 0.391% Hits 20
Prefix / IP version
/24 · IPv4
Network
31.205.218.0
Broadcast
31.205.218.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.406600000000005 , -1.51217
Hits / Errors
20 hits · 0 errors
First / Last seen
2025-04-03 22:39 · 2025-04-03 23:12
Top ASN
AS41230 · ASK4 Limited
Top organization / ISP
ASK4 Limited · ASK4 Limited
Top geo
United Kingdom · England · Coventry
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2
Open report →

31.205.193.0/24

Risk Max — LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
31.205.193.0
Broadcast
31.205.193.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.76059999999999 , -0.3734
Hits / Errors
12 hits · 1 errors
First / Last seen
2024-11-28 23:32 · 2024-11-28 23:32
Top ASN
AS41230 · ASK4 Limited
Top organization / ISP
ASK4 Limited · ASK4 Limited
Top geo
United Kingdom · England · Hull
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2
Open report →