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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: Novis Telecom · Clear
Snapshot 2026-03-07 Results 8 Page 1 / 1

89.181.162.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
89.181.162.0
Broadcast
89.181.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.4175 , -8.4345
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
Novis Telecom, S.A. · Novis Telecom
Top geo
Portugal · Braga · Vermoim
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

89.181.182.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
89.181.182.0
Broadcast
89.181.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.4175 , -8.4345
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
Novis Telecom, S.A. · Novis Telecom
Top geo
Portugal · Braga · Vermoim
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

87.196.56.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
87.196.56.0
Broadcast
87.196.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.1459 , -8.6169
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
Novis Telecom, S.A. · Novis Telecom
Top geo
Portugal · Porto · Porto
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

87.196.47.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.196.47.0
Broadcast
87.196.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2773 , -8.2833
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
Novis Telecom, S.A. · Novis Telecom
Top geo
Portugal · Porto · Lousada
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

87.196.60.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.196.60.0
Broadcast
87.196.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.1459 , -8.6169
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
Novis Telecom, S.A. · Novis Telecom
Top geo
Portugal · Porto · Porto
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

87.196.38.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.196.38.0
Broadcast
87.196.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.3078 , -8.2426
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
Novis Telecom, S.A. · Novis Telecom
Top geo
Portugal · Porto · Lousada
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

87.196.58.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.196.58.0
Broadcast
87.196.58.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.1459 , -8.6169
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
Novis Telecom, S.A. · Novis Telecom
Top geo
Portugal · Porto · Porto
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

89.181.188.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
89.181.188.0
Broadcast
89.181.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.4175 , -8.4345
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2860 · NOS COMUNICACOES, S.A.
Top organization / ISP
Novis Telecom, S.A. · Novis Telecom
Top geo
Portugal · Braga · Vermoim
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →