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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: Sendai · Clear
Snapshot 2026-01-21 Results 5 Page 1 / 1

114.167.200.0/24

Risk Max — LOW Footprint 0.391% Hits 20
Prefix / IP version
/24 · IPv4
Network
114.167.200.0
Broadcast
114.167.200.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.2551 , 140.8665
Hits / Errors
20 hits · 1 errors
First / Last seen
2025-05-08 04:05 · 2025-05-08 04:05
Top ASN
AS4713 · NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
Open Computer Network · NTT Communications Corporation
Top geo
Japan · Miyagi · Sendai
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

153.175.224.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
153.175.224.0
Broadcast
153.175.224.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.264 , 140.8618
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-03-20 12:35 · 2025-03-20 12:35
Top ASN
AS4713 · NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
Open Computer Network · NTT Communications Corporation
Top geo
Japan · Miyagi · Sendai
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2
Open report →

116.91.86.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
116.91.86.0
Broadcast
116.91.86.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.2676 , 140.87
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-01-02 13:25 · 2025-01-02 13:25
Top ASN
AS2519 · ARTERIA Networks Corporation
Top organization / ISP
Marubeni Access Solutions Inc. · ARTERIA Networks Corporation
Top geo
Japan · Miyagi · Sendai
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2
Open report →

14.3.195.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
14.3.195.0
Broadcast
14.3.195.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.2676 , 140.87
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-04-29 18:57 · 2025-04-29 18:57
Top ASN
AS4685 · Asahi Net
Top organization / ISP
ASAHI · ASAHI Net, Inc.
Top geo
Japan · Miyagi · Sendai
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2
Open report →

153.208.239.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
153.208.239.0
Broadcast
153.208.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.2663 , 140.8611
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-03-09 17:10 · 2025-03-09 17:10
Top ASN
AS4713 · NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
Open Computer Network · NTT Communications Corporation
Top geo
Japan · Miyagi · Sendai
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2
Open report →