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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: SAKURA Internet Inc. · Clear
Snapshot 2026-01-21 Results 7 Page 1 / 1

112.78.125.0/24

Risk Max 2 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
112.78.125.0
Broadcast
112.78.125.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.706 , 135.493
Hits / Errors
4 hits · 2 errors
First / Last seen
2024-05-31 00:55 · 2024-05-31 00:55
Top ASN
AS9371 · SAKURA Internet Inc.
Top organization / ISP
SAKURA · SAKURA Internet Inc.
Top geo
Japan · Osaka · Osaka
Window / Updated
2024-05-27 → 2024-06-03 · Updated 2026-01-14 · v2
Open report →

160.16.94.0/24

Risk Max 1 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
160.16.94.0
Broadcast
160.16.94.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6893 , 139.6899
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-05-17 20:09 · 2024-05-17 20:09
Top ASN
AS9370 · SAKURA Internet Inc.
Top organization / ISP
SAKURA Internet Inc. · SAKURA Internet Inc.
Top geo
Japan · Tokyo · Tokyo
Window / Updated
2024-05-13 → 2024-05-20 · Updated 2026-01-14 · v2
Open report →

153.125.138.0/24

Risk Max — LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
153.125.138.0
Broadcast
153.125.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.706 , 135.493
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-07-24 07:20 · 2025-07-24 08:44
Top ASN
AS7684 · SAKURA Internet Inc.
Top organization / ISP
SAKURA · SAKURA Internet Inc.
Top geo
Japan · Osaka · Osaka
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2
Open report →

133.242.174.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
133.242.174.0
Broadcast
133.242.174.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.694 , 139.754
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-09-07 08:48 · 2025-09-07 08:48
Top ASN
AS7684 · SAKURA Internet Inc.
Top organization / ISP
Architectural Systems Inc. · SAKURA Internet Inc.
Top geo
Japan · Tokyo · Chiyoda City
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2
Open report →

133.125.47.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
133.125.47.0
Broadcast
133.125.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.6916 , 139.768
Hits / Errors
2 hits · 0 errors
First / Last seen
2024-10-08 15:06 · 2024-10-08 15:06
Top ASN
AS7684 · SAKURA Internet Inc.
Top organization / ISP
— · SAKURA Internet Inc.
Top geo
Japan · Tokyo · Chiyoda City
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2
Open report →

153.120.43.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.120.43.0
Broadcast
153.120.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.6827 , 135.499
Hits / Errors
2 hits · 1 errors
First / Last seen
2023-12-23 23:55 · 2023-12-23 23:55
Top ASN
AS7684 · SAKURA Internet Inc.
Top organization / ISP
SAKURA · SAKURA Internet Inc.
Top geo
Japan · Osaka · Osaka
Window / Updated
2023-12-18 → 2023-12-25 · Updated 2026-01-14 · v2
Open report →

133.242.140.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
133.242.140.0
Broadcast
133.242.140.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.694 , 139.754
Hits / Errors
2 hits · 1 errors
First / Last seen
2023-07-12 03:43 · 2023-07-12 03:43
Top ASN
AS7684 · SAKURA Internet Inc.
Top organization / ISP
Architectural Systems Inc. · SAKURA Internet Inc.
Top geo
Japan · Tokyo · Chiyoda City
Window / Updated
2023-07-10 → 2023-07-17 · Updated 2026-01-14 · v2
Open report →