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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: Matsudo · Clear
Snapshot 2026-03-07 Results 5 Page 1 / 1

106.72.126.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
106.72.126.0
Broadcast
106.72.126.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7834 , 139.8958
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS2516 · KDDI CORPORATION
Top organization / ISP
— · JPNE-IP4
Top geo
Japan · Chiba · Matsudo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

111.99.155.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
111.99.155.0
Broadcast
111.99.155.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7924 , 139.9039
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS2516 · KDDI CORPORATION
Top organization / ISP
KDDI · Kddi Corporation
Top geo
Japan · Chiba · Matsudo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

153.246.237.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.246.237.0
Broadcast
153.246.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7876 , 139.9065
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS4713 · NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
Open Computer Network · NTT Communications Corporation
Top geo
Japan · Chiba · Matsudo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

133.201.159.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
133.201.159.0
Broadcast
133.201.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7834 , 139.8958
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS2518 · BIGLOBE Inc.
Top organization / ISP
NEC BIGLOBE Ltd. · BIGLOBE Inc.
Top geo
Japan · Chiba · Matsudo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

59.136.240.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
59.136.240.0
Broadcast
59.136.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7924 , 139.9039
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS2516 · KDDI CORPORATION
Top organization / ISP
KDDI · Kddi Corporation
Top geo
Japan · Chiba · Matsudo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →