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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: Bloc SBIN SA · Clear
Snapshot 2026-03-04 Results 17 Page 1 / 1

137.255.103.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.103.0
Broadcast
137.255.103.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.74.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.74.0
Broadcast
137.255.74.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.110.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
137.255.110.0
Broadcast
137.255.110.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.139.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.139.0
Broadcast
137.255.139.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.80.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.80.0
Broadcast
137.255.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.162.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.162.0
Broadcast
137.255.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.127.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.127.0
Broadcast
137.255.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.167.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
137.255.167.0
Broadcast
137.255.167.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.142.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.142.0
Broadcast
137.255.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.81.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.255.81.0
Broadcast
137.255.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.108.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
137.255.108.0
Broadcast
137.255.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.105.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
137.255.105.0
Broadcast
137.255.105.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.126.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
137.255.126.0
Broadcast
137.255.126.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.118.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
137.255.118.0
Broadcast
137.255.118.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.161.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
137.255.161.0
Broadcast
137.255.161.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.131.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
137.255.131.0
Broadcast
137.255.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.255.63.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
137.255.63.0
Broadcast
137.255.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.3669 , 2.4151
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS328228 · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top organization / ISP
Bloc SBIN SA · SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES
Top geo
Benin · Littoral · Cotonou
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →