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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: Zhoukou · Clear
Snapshot 2026-02-05 Results 21 Page 1 / 1

39.163.10.0/24

Risk Max — LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
39.163.10.0
Broadcast
39.163.10.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-09-16 06:57 · 2024-09-16 06:57
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2
Open report →

222.136.186.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
222.136.186.0
Broadcast
222.136.186.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.63529999999999
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-12-11 01:39 · 2024-12-11 01:39
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Henan Province Network
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

222.136.206.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
222.136.206.0
Broadcast
222.136.206.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-06-29 09:05 · 2025-06-29 09:05
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Henan Province Network
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

39.149.109.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
39.149.109.0
Broadcast
39.149.109.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-14 12:01 · 2024-12-14 12:01
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

39.163.72.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
39.163.72.0
Broadcast
39.163.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-14 12:00 · 2024-12-14 12:00
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

39.163.63.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
39.163.63.0
Broadcast
39.163.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-14 07:02 · 2024-12-14 07:02
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

39.149.80.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
39.149.80.0
Broadcast
39.149.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-13 13:02 · 2024-12-13 13:02
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

39.163.23.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
39.163.23.0
Broadcast
39.163.23.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-12 11:44 · 2024-12-12 11:44
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

39.163.57.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
39.163.57.0
Broadcast
39.163.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-11 21:04 · 2024-12-11 21:04
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

222.136.176.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
222.136.176.0
Broadcast
222.136.176.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
2 hits · 2 errors
First / Last seen
2024-12-11 00:26 · 2024-12-11 00:26
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Henan Province Network
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

39.163.8.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.8.0
Broadcast
39.163.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-29 11:09 · 2025-06-29 11:09
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

222.136.93.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
222.136.93.0
Broadcast
222.136.93.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-06-29 10:50 · 2025-06-29 10:50
Top ASN
AS4837 · CHINA UNICOM China169 Backbone
Top organization / ISP
— · CNC Group CHINA169 Henan Province Network
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

39.163.67.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.67.0
Broadcast
39.163.67.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-06-29 10:47 · 2025-06-29 10:47
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

39.163.112.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.112.0
Broadcast
39.163.112.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-06-29 10:47 · 2025-06-29 10:47
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

39.163.126.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.126.0
Broadcast
39.163.126.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-06-29 08:34 · 2025-06-29 08:34
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

39.163.74.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.74.0
Broadcast
39.163.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-06-29 05:06 · 2025-06-29 05:06
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

39.163.2.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.2.0
Broadcast
39.163.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-29 02:52 · 2025-06-29 02:52
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

39.163.60.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.60.0
Broadcast
39.163.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-28 20:19 · 2025-06-28 20:19
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

39.163.54.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.54.0
Broadcast
39.163.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-12-15 05:18 · 2024-12-15 05:18
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

39.163.70.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.163.70.0
Broadcast
39.163.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-12-14 16:25 · 2024-12-14 16:25
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

39.149.87.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
39.149.87.0
Broadcast
39.149.87.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.63 , 114.6353
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-10-09 00:37 · 2023-10-09 00:37
Top ASN
AS24445 · Henan Mobile Communications Co.,Ltd
Top organization / ISP
China Mobile · China Mobile
Top geo
China · Henan · Zhoukou
Window / Updated
2023-10-02 → 2023-10-09 · Updated 2026-01-14 · v2
Open report →