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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: Black HOST Ltd · Clear
Snapshot 2026-01-20 Results 4 Page 1 / 1

185.142.239.0/24

Risk Max 1 LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
185.142.239.0
Broadcast
185.142.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3676 , 4.90414
Hits / Errors
18 hits · 0 errors
First / Last seen
2024-04-15 21:12 · 2024-04-15 21:12
Top ASN
AS12989 · Black HOST Ltd
Top organization / ISP
BlackHOST Ltd. · Black HOST Ltd
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2024-04-15 → 2024-04-22 · Updated 2026-01-14 · v2
Open report →

185.165.190.0/24

Risk Max — LOW Footprint 0.781% Hits 22
Prefix / IP version
/24 · IPv4
Network
185.165.190.0
Broadcast
185.165.190.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
41.8781 , -87.6298
Hits / Errors
22 hits · 2 errors
First / Last seen
2024-02-20 01:25 · 2024-02-24 07:26
Top ASN
AS30058 · FDCservers.net
Top organization / ISP
Black HOST Ltd · FDCservers.net
Top geo
United States · Illinois · Chicago
Window / Updated
2024-02-19 → 2024-02-26 · Updated 2026-01-14 · v2
Open report →

185.142.236.0/24

Risk Max — LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
185.142.236.0
Broadcast
185.142.236.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.36760000000001 , 4.90414
Hits / Errors
11 hits · 1 errors
First / Last seen
2025-04-06 12:36 · 2025-04-06 12:36
Top ASN
AS12989 · Black HOST Ltd
Top organization / ISP
BlackHOST Ltd. · Black HOST Ltd
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2
Open report →

86.54.31.0/24

Risk Max — LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
86.54.31.0
Broadcast
86.54.31.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3676 , 4.90414
Hits / Errors
5 hits · 0 errors
First / Last seen
2025-09-16 12:17 · 2025-09-16 12:17
Top ASN
AS12989 · Black HOST Ltd
Top organization / ISP
— · MISTRAL
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →