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.
Search
Active filter:
Chengde
·
Clear
Snapshot
2026-03-07
Results
13
Page
1
/
1
110.249.201.0/24
Risk Max
—
LOW
Footprint
13.672
%
Hits
121
Prefix / IP version
/24 · IPv4
Network
110.249.201.0
Broadcast
110.249.201.255
Observed IPs / Subnet size
35
observed ·
256
total
Centroid
40.951499999999996 , 117.96299999999998
Hits / Errors
121
hits ·
1
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS4837 ·
CHINA UNICOM China169 Backbone
Top organization / ISP
— ·
China Unicom Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
110.249.202.0/24
Risk Max
—
LOW
Footprint
7.812
%
Hits
76
Prefix / IP version
/24 · IPv4
Network
110.249.202.0
Broadcast
110.249.202.255
Observed IPs / Subnet size
20
observed ·
256
total
Centroid
40.9515 , 117.96299999999998
Hits / Errors
76
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
— ·
China Unicom Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
101.72.226.0/24
Risk Max
—
LOW
Footprint
1.953
%
Hits
37
Prefix / IP version
/24 · IPv4
Network
101.72.226.0
Broadcast
101.72.226.255
Observed IPs / Subnet size
5
observed ·
256
total
Centroid
40.9515 , 117.96299999999998
Hits / Errors
37
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS4837 ·
CHINA UNICOM China169 Backbone
Top organization / ISP
— ·
China Unicom Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
61.182.140.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
13
Prefix / IP version
/24 · IPv4
Network
61.182.140.0
Broadcast
61.182.140.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
13
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-03-01 02:00
Top ASN
AS4837 ·
CHINA UNICOM China169 Backbone
Top organization / ISP
— ·
CNC Group CHINA169 Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
121.29.51.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
12
Prefix / IP version
/24 · IPv4
Network
121.29.51.0
Broadcast
121.29.51.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.96300000000001
Hits / Errors
12
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 Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
121.29.3.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
9
Prefix / IP version
/24 · IPv4
Network
121.29.3.0
Broadcast
121.29.3.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
9
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 Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
101.72.249.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
8
Prefix / IP version
/24 · IPv4
Network
101.72.249.0
Broadcast
101.72.249.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
8
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS4837 ·
CHINA UNICOM China169 Backbone
Top organization / ISP
— ·
China Unicom Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
101.23.147.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
101.23.147.0
Broadcast
101.23.147.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
1
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
— ·
China Unicom Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
101.26.37.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
101.26.37.0
Broadcast
101.26.37.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
1
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
— ·
China Unicom Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
121.19.208.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
121.19.208.0
Broadcast
121.19.208.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
1
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 Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
121.27.196.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
121.27.196.0
Broadcast
121.27.196.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
1
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 Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
60.5.114.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
60.5.114.0
Broadcast
60.5.114.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
1
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 Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
61.159.9.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
61.159.9.0
Broadcast
61.159.9.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9515 , 117.963
Hits / Errors
1
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 Hebei Province Network
Top geo
China
·
Hebei
·
Chengde
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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