DigitalOcean Referral Badge
cloud1
cloud2
cloud3
cloud4
cloud5
cloud6

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: CGN FIX Broadband Praha-vl · Clear
Snapshot 2026-01-20 Results 3 Page 1 / 1

109.81.164.0/24

Risk Max — LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
109.81.164.0
Broadcast
109.81.164.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0471 , 14.4523
Hits / Errors
9 hits · 3 errors
First / Last seen
2024-12-14 11:59 · 2024-12-14 11:59
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
CGN FIX Broadband Praha-vl · O2 Czech Republic a.s.
Top geo
Czechia · Prague · Prague
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

109.81.169.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.81.169.0
Broadcast
109.81.169.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0766 , 14.4464
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-20 01:31 · 2025-09-20 01:31
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
CGN FIX Broadband Praha-vl · O2 Czech Republic a.s.
Top geo
Czechia · Prague · Prague
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

109.81.168.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.81.168.0
Broadcast
109.81.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0766 , 14.4464
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-25 14:54 · 2025-08-25 14:54
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
CGN FIX Broadband Praha-vl · O2 Czech Republic a.s.
Top geo
Czechia · Prague · Prague
Window / Updated
2025-08-25 → 2025-09-01 · Updated 2026-01-14 · v2
Open report →