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:
Sapporo
·
Clear
Snapshot
2026-01-22
Results
13
Page
1
/
1
133.106.52.0/24
Risk Max
—
LOW
Footprint
4.688
%
Hits
87
Prefix / IP version
/24 · IPv4
Network
133.106.52.0
Broadcast
133.106.52.255
Observed IPs / Subnet size
12
observed ·
256
total
Centroid
41.98064597701149 , 140.8281149425287
Hits / Errors
87
hits ·
12
errors
First / Last seen
2025-01-10 10:28 · 2025-01-11 23:26
Top ASN
AS138384 ·
Rakuten Mobile Network, Inc.
Top organization / ISP
RMN
·
Rakuten Mobile, Inc.
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2025-01-06 → 2025-01-13 · Updated
2026-01-14
· v2
Open report →
93.90.72.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
24
Prefix / IP version
/24 · IPv4
Network
93.90.72.0
Broadcast
93.90.72.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
43.0618 , 141.354
Hits / Errors
24
hits ·
0
errors
First / Last seen
2024-02-19 05:49 · 2024-02-19 18:05
Top ASN
AS138968 ·
rainbow network limited
Top organization / ISP
Sakura network limited
·
rainbow network limited
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2024-02-19 → 2024-02-26 · Updated
2026-01-14
· v2
Open report →
93.90.73.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
18
Prefix / IP version
/24 · IPv4
Network
93.90.73.0
Broadcast
93.90.73.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0618 , 141.354
Hits / Errors
18
hits ·
0
errors
First / Last seen
2024-12-23 19:23 · 2024-12-23 19:23
Top ASN
AS138968 ·
rainbow network limited
Top organization / ISP
Sakura network limited
·
rainbow network limited
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2024-12-23 → 2024-12-30 · Updated
2026-01-14
· v2
Open report →
121.117.33.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
16
Prefix / IP version
/24 · IPv4
Network
121.117.33.0
Broadcast
121.117.33.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0763 , 141.3654
Hits / Errors
16
hits ·
4
errors
First / Last seen
2025-09-29 12:42 · 2025-09-29 12:46
Top ASN
AS4713 ·
NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
NTT Communications Corporation
·
NTT Communications Corporation
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2025-09-29 → 2025-10-06 · Updated
2026-01-14
· v2
Open report →
115.162.184.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
16
Prefix / IP version
/24 · IPv4
Network
115.162.184.0
Broadcast
115.162.184.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0763 , 141.3654
Hits / Errors
16
hits ·
0
errors
First / Last seen
2024-12-17 21:56 · 2024-12-17 22:29
Top ASN
AS2527 ·
Sony Network Communications Inc.
Top organization / ISP
Sony Network Communications Inc.
·
Sony Network Communications Inc
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2024-12-16 → 2024-12-23 · Updated
2026-01-14
· v2
Open report →
147.192.246.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
12
Prefix / IP version
/24 · IPv4
Network
147.192.246.0
Broadcast
147.192.246.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0763 , 141.3654
Hits / Errors
12
hits ·
1
errors
First / Last seen
2024-11-21 08:43 · 2024-11-21 08:44
Top ASN
AS2527 ·
Sony Network Communications Inc.
Top organization / ISP
Sony Network Communications Inc.
·
Sony Network Communications Inc
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2024-11-18 → 2024-11-25 · Updated
2026-01-14
· v2
Open report →
49.105.85.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
49.105.85.0
Broadcast
49.105.85.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0763 , 141.3654
Hits / Errors
2
hits ·
1
errors
First / Last seen
2024-01-05 02:39 · 2024-01-05 02:39
Top ASN
AS9605 ·
NTT DOCOMO, INC.
Top organization / ISP
NTTDoCoMo
·
NTT Docomo, inc.
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2024-01-01 → 2024-01-08 · Updated
2026-01-14
· v2
Open report →
114.175.156.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
114.175.156.0
Broadcast
114.175.156.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0456 , 141.3522
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-04-01 13:44 · 2025-04-01 13:44
Top ASN
AS4713 ·
NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
Open Computer Network
·
NTT Communications Corporation
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2025-03-31 → 2025-04-07 · Updated
2026-01-14
· v2
Open report →
118.157.117.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
118.157.117.0
Broadcast
118.157.117.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0763 , 141.3654
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-03-01 13:37 · 2025-03-01 13:37
Top ASN
AS2516 ·
KDDI CORPORATION
Top organization / ISP
KDDI
·
DION (KDDI CORPORATION)
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2025-02-24 → 2025-03-03 · Updated
2026-01-14
· v2
Open report →
120.51.51.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
120.51.51.0
Broadcast
120.51.51.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0763 , 141.3654
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-02-22 04:28 · 2025-02-22 04:28
Top ASN
AS2519 ·
ARTERIA Networks Corporation
Top organization / ISP
ARTERIA Networks Corporation
·
ARTERIA Networks Corporation
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2025-02-17 → 2025-02-24 · Updated
2026-01-14
· v2
Open report →
180.39.150.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
180.39.150.0
Broadcast
180.39.150.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0885 , 141.3571
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-02-22 01:57 · 2025-02-22 01:57
Top ASN
AS4713 ·
NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
NTT Communications Corporation
·
NTT Communications Corporation
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2025-02-17 → 2025-02-24 · Updated
2026-01-14
· v2
Open report →
114.185.229.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
114.185.229.0
Broadcast
114.185.229.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0763 , 141.3654
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-01-07 09:06 · 2025-01-07 09:06
Top ASN
AS4713 ·
NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
NTT Communications Corporation
·
NTT Communications Corporation
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2025-01-06 → 2025-01-13 · Updated
2026-01-14
· v2
Open report →
180.56.132.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
180.56.132.0
Broadcast
180.56.132.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.0456 , 141.3522
Hits / Errors
1
hits ·
0
errors
First / Last seen
2024-09-30 08:32 · 2024-09-30 08:32
Top ASN
AS4713 ·
NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
NTT Communications Corporation
·
NTT Communications Corporation
Top geo
Japan
·
Hokkaido
·
Sapporo
Window / Updated
2024-09-30 → 2024-10-07 · Updated
2026-01-14
· v2
Open report →
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