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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.

181.232.239.0/24

Risk Max LOW Footprint 3.906% Hits 14
Prefix / IP version
/24 · IPv4
Network
181.232.239.0
Broadcast
181.232.239.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-34.719 , -58.299700000000016
Hits / Errors
14 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

94.73.37.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
94.73.37.0
Broadcast
94.73.37.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
41.3179 , -4.025945
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
AS15704 · XTRA TELECOM S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

148.63.207.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
148.63.207.0
Broadcast
148.63.207.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2087 , -8.3365
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS12353 · Vodafone Portugal
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

89.155.253.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
89.155.253.0
Broadcast
89.155.253.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2087 , -8.3365
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

89.153.43.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
89.153.43.0
Broadcast
89.153.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2087 , -8.3365
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

188.37.213.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
188.37.213.0
Broadcast
188.37.213.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2087 , -8.3365
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS12353 · Vodafone Portugal
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

213.22.126.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
213.22.126.0
Broadcast
213.22.126.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2391 , -8.3829
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

188.37.220.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
188.37.220.0
Broadcast
188.37.220.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2087 , -8.3365
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS12353 · Vodafone Portugal
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

213.22.138.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
213.22.138.0
Broadcast
213.22.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.2048 , -8.33147
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2