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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: Bischheim · Clear
Snapshot 2026-03-08 Results 4 Page 1 / 1

81.65.71.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
81.65.71.0
Broadcast
81.65.71.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
48.6171 , 7.7567
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS15557 · Societe Francaise Du Radiotelephone - SFR SA
Top organization / ISP
— · Societe Francaise Du Radiotelephone - SFR SA
Top geo
France · Grand Est · Bischheim
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

91.163.22.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
91.163.22.0
Broadcast
91.163.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.6171 , 7.7566999999999995
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS12322 · Free SAS
Top organization / ISP
Free · Free SAS
Top geo
France · Grand Est · Bischheim
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

81.65.68.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.65.68.0
Broadcast
81.65.68.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.6171 , 7.7567
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS15557 · Societe Francaise Du Radiotelephone - SFR SA
Top organization / ISP
— · Societe Francaise Du Radiotelephone - SFR SA
Top geo
France · Grand Est · Bischheim
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

81.65.67.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.65.67.0
Broadcast
81.65.67.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.6171 , 7.7567
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS15557 · Societe Francaise Du Radiotelephone - SFR SA
Top organization / ISP
— · Societe Francaise Du Radiotelephone - SFR SA
Top geo
France · Grand Est · Bischheim
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →