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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: Alfortville · Clear
Snapshot 2026-03-07 Results 7 Page 1 / 1

37.66.177.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.66.177.0
Broadcast
37.66.177.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
48.8051 , 2.4197
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS15557 · Societe Francaise Du Radiotelephone - SFR SA
Top organization / ISP
SFR Infra · Societe Francaise Du Radiotelephone - SFR SA
Top geo
France · Île-de-France · Alfortville
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

78.193.106.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
78.193.106.0
Broadcast
78.193.106.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8051 , 2.4197
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS12322 · Free SAS
Top organization / ISP
Proxad / Free SAS · Free SAS
Top geo
France · Île-de-France · Alfortville
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

88.189.31.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
88.189.31.0
Broadcast
88.189.31.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.80089999999999 , 2.42232
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS12322 · Free SAS
Top organization / ISP
ProXad network / Free · Proxad / Free SAS
Top geo
France · Île-de-France · Alfortville
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

88.178.219.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
88.178.219.0
Broadcast
88.178.219.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8051 , 2.4197
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS12322 · Free SAS
Top organization / ISP
Proxad / Free SAS · ProXad network / Free SAS
Top geo
France · Île-de-France · Alfortville
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

37.66.186.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.66.186.0
Broadcast
37.66.186.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8051 , 2.4197
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
SFR Infra · Societe Francaise Du Radiotelephone - SFR SA
Top geo
France · Île-de-France · Alfortville
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

37.66.187.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.66.187.0
Broadcast
37.66.187.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8051 , 2.4197
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS15557 · Societe Francaise Du Radiotelephone - SFR SA
Top organization / ISP
SFR Infra · Societe Francaise Du Radiotelephone - SFR SA
Top geo
France · Île-de-France · Alfortville
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

37.69.28.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.69.28.0
Broadcast
37.69.28.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8051 , 2.4197
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS15557 · Societe Francaise Du Radiotelephone - SFR SA
Top organization / ISP
SFR Infra · Societe Francaise Du Radiotelephone - SFR SA
Top geo
France · Île-de-France · Alfortville
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →