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:
JCOM
·
Clear
Snapshot
2026-03-07
Results
21
Page
1
/
1
59.166.104.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
59.166.104.0
Broadcast
59.166.104.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.74 , 139.6038
Hits / Errors
4
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Tokyo
·
Shakujiimachi
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
125.14.213.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
125.14.213.0
Broadcast
125.14.213.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.4653 , 139.454
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
JCOM Co., Ltd
·
JCOM Co
Top geo
Japan
·
Kanagawa
·
Fukuda
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
42.150.77.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
42.150.77.0
Broadcast
42.150.77.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
33.5357 , 130.4078
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Fukuoka
·
Hibaru
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
116.65.243.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
116.65.243.0
Broadcast
116.65.243.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0456 , 141.3522
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
116.222.8.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
116.222.8.0
Broadcast
116.222.8.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
34.4012 , 135.3208
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Osaka
·
Aoicho
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
119.171.161.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
119.171.161.0
Broadcast
119.171.161.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7301 , 139.543
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
JCOM Co., Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Tokyo
·
Tanashichō
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
110.130.168.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
110.130.168.0
Broadcast
110.130.168.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.3673 , 139.2269
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
JCOM Co., Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Kanagawa
·
Hadano
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
110.132.147.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
110.132.147.0
Broadcast
110.132.147.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7357 , 139.8253
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
JCOM Co., Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Tokyo
·
Higashimukōjima
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
220.152.25.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
220.152.25.0
Broadcast
220.152.25.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6235 , 139.5095
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
Jupiter Telecommunication Co. Ltd
Top geo
Japan
·
Kanagawa
·
Takaishi
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
125.14.65.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
125.14.65.0
Broadcast
125.14.65.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7949 , 139.7334
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
JCOM Co., Ltd
·
JCOM Co
Top geo
Japan
·
Saitama
·
Kawaguchi
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
112.137.32.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
112.137.32.0
Broadcast
112.137.32.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7027 , 139.6749
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS4721 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunications Co., Ltd.
·
JCN
Top geo
Japan
·
Tokyo
·
Nakano City
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
119.171.255.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
119.171.255.0
Broadcast
119.171.255.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.8554 , 139.3114
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
JCOM Co., Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Saitama
·
Hannō
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
119.25.161.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
119.25.161.0
Broadcast
119.25.161.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
34.8631 , 135.6204
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS9617 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunications Co., Ltd.
·
CWK
Top geo
Japan
·
Osaka
·
Takatsuki
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
27.143.43.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
27.143.43.0
Broadcast
27.143.43.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7261 , 139.7699
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Tokyo
·
Yanaka
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
116.65.133.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
116.65.133.0
Broadcast
116.65.133.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.4244 , 139.624
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Kanagawa
·
Isogo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
219.115.127.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
219.115.127.0
Broadcast
219.115.127.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
34.6452 , 135.5073
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS9617 ·
JCOM Co., Ltd.
Top organization / ISP
J:COM WEST Co., Ltd.
·
JCOM
Top geo
Japan
·
Osaka
·
Matsuzakicho
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
211.135.92.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
211.135.92.0
Broadcast
211.135.92.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
34.8185 , 135.5693
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS9617 ·
JCOM Co., Ltd.
Top organization / ISP
J:COM WEST Co., Ltd.
·
JCOM Co., Ltd.
Top geo
Japan
·
Osaka
·
Ibaraki
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
42.144.119.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
42.144.119.0
Broadcast
42.144.119.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6837 , 139.6805
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
61.24.27.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
61.24.27.0
Broadcast
61.24.27.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.9027 , 140.1809
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
JCOM Co., Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Ibaraki
·
Ryūgasaki
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
125.8.145.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
125.8.145.0
Broadcast
125.8.145.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
34.8185 , 135.5693
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
JCOM Co., Ltd
·
JCOM Co
Top geo
Japan
·
Osaka
·
Ibaraki
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
42.144.20.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
42.144.20.0
Broadcast
42.144.20.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7162 , 139.5891
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Tokyo
·
Nishiogikita
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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