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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: CNC Group CHINA169 Guizhou Province Network · Clear
Snapshot 2026-02-01 Results 7 Page 1 / 1

58.16.199.0/24

Risk Max 2 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
58.16.199.0
Broadcast
58.16.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.6476 , 106.63
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-09-27 12:39 · 2024-09-27 12:39
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Guizhou Province Network
Top geo
China · Guizhou · Guiyang
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2
Open report →

221.13.61.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
221.13.61.0
Broadcast
221.13.61.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.6476 , 106.63
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-12 11:44 · 2024-12-12 11:44
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Guizhou Province Network
Top geo
China · Guizhou · Guiyang
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

58.16.61.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
58.16.61.0
Broadcast
58.16.61.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.6476 , 106.63
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-12 17:33 · 2025-09-12 17:33
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Guizhou Province Network
Top geo
China · Guizhou · Guiyang
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

58.16.184.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
58.16.184.0
Broadcast
58.16.184.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.6476 , 106.63
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-06-29 10:47 · 2025-06-29 10:47
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Guizhou Province Network
Top geo
China · Guizhou · Guiyang
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

58.16.122.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
58.16.122.0
Broadcast
58.16.122.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.6476 , 106.63
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-06-29 09:55 · 2025-06-29 09:55
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Guizhou Province Network
Top geo
China · Guizhou · Guiyang
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

58.16.120.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
58.16.120.0
Broadcast
58.16.120.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.6476 , 106.63
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-11-02 07:25 · 2024-11-02 07:25
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Guizhou Province Network
Top geo
China · Guizhou · Guiyang
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2
Open report →

221.13.41.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
221.13.41.0
Broadcast
221.13.41.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.6476 , 106.63
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-10-29 08:59 · 2024-10-29 08:59
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Guizhou Province Network
Top geo
China · Guizhou · Guiyang
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2
Open report →