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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.

151.0.81.0/24

Risk Max LOW Footprint 2.344% Hits 9
Prefix / IP version
/24 · IPv4
Network
151.0.81.0
Broadcast
151.0.81.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

151.0.80.0/24

Risk Max LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
151.0.80.0
Broadcast
151.0.80.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

151.0.82.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
151.0.82.0
Broadcast
151.0.82.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

130.43.208.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
130.43.208.0
Broadcast
130.43.208.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

130.43.209.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
130.43.209.0
Broadcast
130.43.209.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

130.43.211.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
130.43.211.0
Broadcast
130.43.211.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-03-01 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

5.206.137.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.206.137.0
Broadcast
5.206.137.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-02 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

151.0.83.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
151.0.83.0
Broadcast
151.0.83.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

5.63.248.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.63.248.0
Broadcast
5.63.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

130.43.212.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
130.43.212.0
Broadcast
130.43.212.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

89.223.144.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
89.223.144.0
Broadcast
89.223.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

5.63.194.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.63.194.0
Broadcast
5.63.194.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.5 , 19.0412
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS21334 · One Hungary Ltd.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2