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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: Tochigi · Clear
Snapshot 2026-01-21 Results 6 Page 1 / 1

60.103.77.0/24

Risk Max — LOW Footprint 0.391% Hits 32
Prefix / IP version
/24 · IPv4
Network
60.103.77.0
Broadcast
60.103.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.9795 , 139.995
Hits / Errors
32 hits · 0 errors
First / Last seen
2025-07-31 22:27 · 2025-07-31 22:47
Top ASN
AS17676 · SoftBank Corp.
Top organization / ISP
Japan Nation-wide Network of Softbank Corp. · SoftBank Corp.
Top geo
Japan · Tochigi · Nasushiobara
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

182.248.130.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
182.248.130.0
Broadcast
182.248.130.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.3453 , 139.4592
Hits / Errors
4 hits · 0 errors
First / Last seen
2024-09-11 00:55 · 2024-09-11 00:56
Top ASN
AS2516 · KDDI CORPORATION
Top organization / ISP
KDDI · Kddi Corporation
Top geo
Japan · Tochigi · Ashikaga
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2
Open report →

123.0.70.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
123.0.70.0
Broadcast
123.0.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.3824 , 139.7238
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-04 04:36 · 2025-10-04 04:36
Top ASN
AS18278 · Cable TV Corporation
Top organization / ISP
Cable TV Corporation · Cable TV Corporation
Top geo
Japan · Tochigi · Tochigi
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2
Open report →

104.28.99.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
104.28.99.0
Broadcast
104.28.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.5652 , 139.8863
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-16 12:44 · 2025-09-16 12:44
Top ASN
AS13335 · Cloudflare, Inc.
Top organization / ISP
Cloudflare WARP · Cloudflare, Inc.
Top geo
Japan · Tochigi · Utsunomiya
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

153.182.211.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
153.182.211.0
Broadcast
153.182.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.5707 , 139.8822
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-04-19 22:00 · 2025-04-19 22:00
Top ASN
AS4713 · NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
Open Computer Network · NTT Communications Corporation
Top geo
Japan · Tochigi · Utsunomiya
Window / Updated
2025-04-14 → 2025-04-21 · Updated 2026-01-14 · v2
Open report →

124.143.90.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
124.143.90.0
Broadcast
124.143.90.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.3092 , 139.8002
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-03-21 23:54 · 2025-03-21 23:54
Top ASN
AS9824 · JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd · JCOM Co., Ltd.
Top geo
Japan · Tochigi · Oyama
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2
Open report →