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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: NOS ACORES COMUNICACOES, S.A · Clear
Snapshot 2026-03-13 Results 4 Page 1 / 1

78.29.188.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
78.29.188.0
Broadcast
78.29.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.8167 , -25.5333
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS42580 · NOS ACORES COMUNICACOES, S.A.
Top organization / ISP
nos açores comunicacoes s.a. · Cabo TV Acoreana
Top geo
Portugal · Azores · Ribeira Seca
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

128.65.233.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
128.65.233.0
Broadcast
128.65.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.7392 , -25.6617
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-07 02:00 · 2026-03-08 02:00
Top ASN
AS42580 · NOS ACORES COMUNICACOES, S.A.
Top organization / ISP
Cabo TV Acoreana, SA · Cabo TV Acoreana
Top geo
Portugal · Azores · Ponta Delgada
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

81.20.253.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.20.253.0
Broadcast
81.20.253.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.65 , -27.2167
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
NOS ACORES COMUNICACOES, S.A · Cabo TV Acoreana
Top geo
Portugal · Azores · Angra do Heroísmo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

78.29.161.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.29.161.0
Broadcast
78.29.161.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.7392 , -25.6617
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS42580 · NOS ACORES COMUNICACOES, S.A.
Top organization / ISP
nos açores comunicacoes s.a. · Cabo TV Acoreana
Top geo
Portugal · Azores · Ponta Delgada
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →