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: Telefonica O2 Czech Republic, a.s. · Clear
Snapshot 2026-03-07 Results 6 Page 1 / 1

90.181.74.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
90.181.74.0
Broadcast
90.181.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.7722 , 14.9556
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
CZ.CZNET · Telefonica O2 Czech Republic, a.s.
Top geo
Czechia · Liberecký kraj · Liberec
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

90.177.144.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
90.177.144.0
Broadcast
90.177.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0766 , 14.4464
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
CZ.CZNET · Telefonica O2 Czech Republic, a.s.
Top geo
Czechia · Prague · Prague
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

90.180.80.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
90.180.80.0
Broadcast
90.180.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0766 , 14.4464
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
CZ.CZNET · Telefonica O2 Czech Republic, a.s.
Top geo
Czechia · Prague · Prague
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

109.81.92.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.81.92.0
Broadcast
109.81.92.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0687 , 14.3947
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
CZ.CZNET · Telefonica O2 Czech Republic, a.s.
Top geo
Czechia · Prague · Prague
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

109.81.95.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.81.95.0
Broadcast
109.81.95.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0687 , 14.3947
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
CZ.CZNET · Telefonica O2 Czech Republic, a.s.
Top geo
Czechia · Prague · Prague
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

85.71.26.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
85.71.26.0
Broadcast
85.71.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.1953 , 16.6016
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5610 · O2 Czech Republic, a.s.
Top organization / ISP
xDSL services · Telefonica O2 Czech Republic, a.s.
Top geo
Czechia · South Moravian · Brno
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →