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:
Microsoft Azure Cloud (japaneast)
·
Clear
Snapshot
2026-02-05
Results
106
Page
3
/
3
20.18.77.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
20.18.77.0
Broadcast
20.18.77.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-13 06:40 · 2025-08-13 06:40
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-11 → 2025-08-18 · Updated
2026-01-14
· v2
Open report →
52.243.37.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
52.243.37.0
Broadcast
52.243.37.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-12 16:02 · 2025-08-12 16:02
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-11 → 2025-08-18 · Updated
2026-01-14
· v2
Open report →
172.192.56.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.192.56.0
Broadcast
172.192.56.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-12 03:18 · 2025-08-12 03:18
Top ASN
AS18747 ·
IFX Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
IFX Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-11 → 2025-08-18 · Updated
2026-01-14
· v2
Open report →
172.207.158.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.207.158.0
Broadcast
172.207.158.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-10 10:46 · 2025-08-10 10:46
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-04 → 2025-08-11 · Updated
2026-01-14
· v2
Open report →
20.37.100.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
20.37.100.0
Broadcast
20.37.100.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-10 07:43 · 2025-08-10 07:43
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-04 → 2025-08-11 · Updated
2026-01-14
· v2
Open report →
104.46.208.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
104.46.208.0
Broadcast
104.46.208.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-10 03:39 · 2025-08-10 03:39
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-04 → 2025-08-11 · Updated
2026-01-14
· v2
Open report →
172.192.66.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.192.66.0
Broadcast
172.192.66.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-09 19:24 · 2025-08-09 19:24
Top ASN
AS18747 ·
IFX Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
IFX Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-04 → 2025-08-11 · Updated
2026-01-14
· v2
Open report →
172.192.60.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.192.60.0
Broadcast
172.192.60.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-06 16:47 · 2025-08-06 16:47
Top ASN
AS18747 ·
IFX Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
IFX Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-04 → 2025-08-11 · Updated
2026-01-14
· v2
Open report →
4.216.120.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
4.216.120.0
Broadcast
4.216.120.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-05 05:30 · 2025-08-05 05:30
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-08-04 → 2025-08-11 · Updated
2026-01-14
· v2
Open report →
172.207.156.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.207.156.0
Broadcast
172.207.156.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-02 17:56 · 2025-08-02 17:56
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-07-28 → 2025-08-04 · Updated
2026-01-14
· v2
Open report →
130.33.60.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
130.33.60.0
Broadcast
130.33.60.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-29 23:43 · 2025-07-29 23:43
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-07-28 → 2025-08-04 · Updated
2026-01-14
· v2
Open report →
172.192.37.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.192.37.0
Broadcast
172.192.37.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-29 15:37 · 2025-07-29 15:37
Top ASN
AS18747 ·
IFX Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
IFX Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-07-28 → 2025-08-04 · Updated
2026-01-14
· v2
Open report →
172.192.38.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.192.38.0
Broadcast
172.192.38.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-29 03:43 · 2025-07-29 03:43
Top ASN
AS18747 ·
IFX Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
IFX Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-07-28 → 2025-08-04 · Updated
2026-01-14
· v2
Open report →
48.210.208.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
48.210.208.0
Broadcast
48.210.208.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-26 02:20 · 2025-07-26 02:20
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-07-21 → 2025-07-28 · Updated
2026-01-14
· v2
Open report →
172.192.36.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.192.36.0
Broadcast
172.192.36.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-24 21:08 · 2025-07-24 21:08
Top ASN
AS18747 ·
IFX Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
IFX Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-07-21 → 2025-07-28 · Updated
2026-01-14
· v2
Open report →
48.218.202.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
48.218.202.0
Broadcast
48.218.202.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-24 05:25 · 2025-07-24 05:25
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-07-21 → 2025-07-28 · Updated
2026-01-14
· v2
Open report →
172.192.53.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.192.53.0
Broadcast
172.192.53.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-22 01:46 · 2025-07-22 01:46
Top ASN
AS18747 ·
IFX Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
IFX Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-07-21 → 2025-07-28 · Updated
2026-01-14
· v2
Open report →
48.210.48.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
48.210.48.0
Broadcast
48.210.48.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-03 19:06 · 2025-07-03 19:06
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-06-30 → 2025-07-07 · Updated
2026-01-14
· v2
Open report →
13.78.123.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
13.78.123.0
Broadcast
13.78.123.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-02 10:42 · 2025-07-02 10:42
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-06-30 → 2025-07-07 · Updated
2026-01-14
· v2
Open report →
4.216.138.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
4.216.138.0
Broadcast
4.216.138.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-06-24 19:19 · 2025-06-24 19:19
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-06-23 → 2025-06-30 · Updated
2026-01-14
· v2
Open report →
4.216.143.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
4.216.143.0
Broadcast
4.216.143.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-06-23 08:11 · 2025-06-23 08:11
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-06-23 → 2025-06-30 · Updated
2026-01-14
· v2
Open report →
48.210.50.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
48.210.50.0
Broadcast
48.210.50.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-16 00:21 · 2025-05-16 00:21
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-05-12 → 2025-05-19 · Updated
2026-01-14
· v2
Open report →
48.218.31.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
48.218.31.0
Broadcast
48.218.31.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-15 20:39 · 2025-05-15 20:39
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-05-12 → 2025-05-19 · Updated
2026-01-14
· v2
Open report →
52.140.242.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
52.140.242.0
Broadcast
52.140.242.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-14 20:51 · 2025-05-14 20:51
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-05-12 → 2025-05-19 · Updated
2026-01-14
· v2
Open report →
20.89.88.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
20.89.88.0
Broadcast
20.89.88.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-01-17 05:16 · 2025-01-17 05:16
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2025-01-13 → 2025-01-20 · Updated
2026-01-14
· v2
Open report →
20.78.34.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
20.78.34.0
Broadcast
20.78.34.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.68 , 139.77
Hits / Errors
1
hits ·
1
errors
First / Last seen
2024-10-04 20:55 · 2024-10-04 20:55
Top ASN
AS8075 ·
Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (japaneast)
·
Microsoft Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2024-09-30 → 2024-10-07 · Updated
2026-01-14
· v2
Open report →
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