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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: Figueira · Clear
Snapshot 2026-03-07 Results 5 Page 1 / 1

177.73.150.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.73.150.0
Broadcast
177.73.150.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-23.858500000000003 , -50.4218
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS52705 · FRANET TELECOM
Top organization / ISP
Franet Telecom · Franet Telecom
Top geo
Brazil · Paraná · Figueira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

188.81.146.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
188.81.146.0
Broadcast
188.81.146.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
40.9215 , -6.935300000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-25 02:00
Top ASN
AS3243 · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
Top organization / ISP
PT Comunicacoes S.A. · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A
Top geo
Portugal · Guarda · Figueira de Castelo Rodrigo Municipality
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

81.84.64.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
81.84.64.0
Broadcast
81.84.64.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
40.1476 , -8.859
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
NOS Comunicacoes S.A. · NOS COMUNICACOES S.A
Top geo
Portugal · Coimbra · Figueira da Foz Municipality
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

188.80.77.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
188.80.77.0
Broadcast
188.80.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.1476 , -8.859
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS3243 · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
Top organization / ISP
PT Comunicacoes S.A. · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A
Top geo
Portugal · Coimbra · Figueira da Foz Municipality
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

188.82.33.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
188.82.33.0
Broadcast
188.82.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.1476 , -8.859
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS3243 · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
Top organization / ISP
PT Comunicacoes S.A. · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A
Top geo
Portugal · Coimbra · Figueira da Foz Municipality
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →