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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: Netsec Limited · Clear
Snapshot 2026-03-08 Results 4 Page 1 / 1

103.203.48.0/24

Risk Max 3 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
103.203.48.0
Broadcast
103.203.48.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.3366 , 114.197
Hits / Errors
3 hits · 2 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS45753 · Netsec Limited
Top organization / ISP
Netsec · Netsec Limited
Top geo
Hong Kong · Wong Tai Sin District · San Po Kong
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

112.121.183.0/24

Risk Max — LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
112.121.183.0
Broadcast
112.121.183.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.3366 , 114.151
Hits / Errors
10 hits · 9 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS45753 · Netsec Limited
Top organization / ISP
Netsec Limited · Netsec Limited
Top geo
Hong Kong · Sham Shui Po District · Cheung Sha Wan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

216.118.251.0/24

Risk Max — LOW Footprint 0.391% Hits 7
Prefix / IP version
/24 · IPv4
Network
216.118.251.0
Broadcast
216.118.251.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.3372 , 114.151
Hits / Errors
7 hits · 4 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS45753 · Netsec Limited
Top organization / ISP
Simcentric Solutions Limited. · Netsec Limited
Top geo
Hong Kong · Sham Shui Po District · Lai Chi Kok
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

111.68.9.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
111.68.9.0
Broadcast
111.68.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.3366 , 114.151
Hits / Errors
3 hits · 2 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS45753 · Netsec Limited
Top organization / ISP
Netsec · Netsec Limited
Top geo
Hong Kong · Sham Shui Po District · Cheung Sha Wan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →