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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 Heilongjiang Province Network · Clear
Snapshot 2026-03-11 Results 5 Page 1 / 1

113.1.0.0/24

Risk Max — LOW Footprint 1.953% Hits 30
Prefix / IP version
/24 · IPv4
Network
113.1.0.0
Broadcast
113.1.0.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
45.75670000000001 , 126.64200000000001
Hits / Errors
30 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Heilongjiang Province Network
Top geo
China · Heilongjiang · Harbin
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

61.167.56.0/24

Risk Max — LOW Footprint 1.953% Hits 24
Prefix / IP version
/24 · IPv4
Network
61.167.56.0
Broadcast
61.167.56.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
45.7227 , 126.676
Hits / Errors
24 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Heilongjiang Province Network
Top geo
China · Heilongjiang · Xiangfang
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

221.209.95.0/24

Risk Max — LOW Footprint 1.172% Hits 45
Prefix / IP version
/24 · IPv4
Network
221.209.95.0
Broadcast
221.209.95.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
45.75670000000001 , 126.64200000000001
Hits / Errors
45 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Heilongjiang Province Network
Top geo
China · Heilongjiang · Harbin
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

218.10.1.0/24

Risk Max — LOW Footprint 0.391% Hits 8
Prefix / IP version
/24 · IPv4
Network
218.10.1.0
Broadcast
218.10.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.7567 , 126.642
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Heilongjiang Province Network
Top geo
China · Heilongjiang · Harbin
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

113.4.220.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
113.4.220.0
Broadcast
113.4.220.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.7567 , 126.642
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Heilongjiang Province Network
Top geo
China · Heilongjiang · Harbin
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →