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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: Amersfoort · Clear
Snapshot 2026-03-11 Results 4 Page 1 / 1

31.21.190.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
31.21.190.0
Broadcast
31.21.190.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1624 , 5.3691
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS50266 · Odido Netherlands B.V.
Top organization / ISP
Odido Netherlands · Odido Netherlands B.V.
Top geo
Netherlands · Utrecht · Amersfoort
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

212.204.190.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
212.204.190.0
Broadcast
212.204.190.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1928 , 5.419900000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS33915 · Vodafone Libertel B.V.
Top organization / ISP
— · Vodafone Ziggo
Top geo
The Netherlands · Utrecht · Amersfoort
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

102.223.140.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
102.223.140.0
Broadcast
102.223.140.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.0221 , 29.8664
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top ASN
AS328624 · VDB Communications (Pty) Ltd
Top organization / ISP
VDB Communications (Pty) Ltd · VDB Communications (Pty) Ltd
Top geo
South Africa · Mpumalanga · Amersfoort
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

84.83.232.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
84.83.232.0
Broadcast
84.83.232.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1424 , 5.3674
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
— · KPN B.V.
Top geo
Netherlands · Utrecht · Amersfoort
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →