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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.

172.58.146.0/24

Risk Max LOW Footprint 0.391% Hits 83
Prefix / IP version
/24 · IPv4
Network
172.58.146.0
Broadcast
172.58.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.117 , -86.7664
Hits / Errors
83 hits · 0 errors
First / Last seen
2025-07-07 17:01 · 2025-07-07 17:02
Top ASN
AS21928 · T-Mobile USA, Inc.
Top organization / ISP
Window / Updated
2025-07-07 → 2025-07-14 · Updated 2026-01-14 · v2

50.202.55.0/24

Risk Max LOW Footprint 0.391% Hits 20
Prefix / IP version
/24 · IPv4
Network
50.202.55.0
Broadcast
50.202.55.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.2875 , -78.1205
Hits / Errors
20 hits · 0 errors
First / Last seen
2025-01-11 06:34 · 2025-01-11 06:58
Window / Updated
2025-01-06 → 2025-01-13 · Updated 2026-01-14 · v2

121.216.65.0/24

Risk Max LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
121.216.65.0
Broadcast
121.216.65.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7786 , 150.6948
Hits / Errors
12 hits · 0 errors
First / Last seen
2024-09-14 00:47 · 2024-09-14 00:48
Top ASN
AS1221 · Telstra Limited
Top organization / ISP
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2

104.219.3.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
104.219.3.0
Broadcast
104.219.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.1239 , -86.0133
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-02-13 16:28 · 2025-02-13 16:28
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

190.3.1.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
190.3.1.0
Broadcast
190.3.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-31.4065 , -64.1885
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-08-26 21:25 · 2025-08-26 21:25
Top geo
Window / Updated
2025-08-25 → 2025-09-01 · Updated 2026-01-14 · v2

172.58.144.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
172.58.144.0
Broadcast
172.58.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.117 , -86.7664
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-07-25 14:58 · 2025-07-25 14:58
Top ASN
AS21928 · T-Mobile USA, Inc.
Top organization / ISP
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

172.58.147.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
172.58.147.0
Broadcast
172.58.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.117 , -86.7664
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-01-23 15:04 · 2025-01-23 15:04
Top ASN
AS21928 · T-Mobile USA, Inc.
Top organization / ISP
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

185.220.103.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
185.220.103.0
Broadcast
185.220.103.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.117 , -86.7664
Hits / Errors
2 hits · 0 errors
First / Last seen
2024-11-01 09:58 · 2024-11-01 09:58
Top ASN
Top organization / ISP
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

94.124.162.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
94.124.162.0
Broadcast
94.124.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.982 , 36.2566
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 11:23 · 2025-12-17 11:23
Top ASN
AS56465 · Therecom Ltd
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

202.47.165.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
202.47.165.0
Broadcast
202.47.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
23.9267 , 90.7005
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 07:04 · 2025-12-17 07:04
Top ASN
AS136418 · Blueberry Online
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

202.47.164.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
202.47.164.0
Broadcast
202.47.164.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
23.8672 , 90.3927
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-19 07:01 · 2025-09-19 07:01
Top ASN
AS136418 · Blueberry Online
Top organization / ISP
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

72.23.173.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.23.173.0
Broadcast
72.23.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.685 , -80.1071
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-21 14:22 · 2025-07-21 14:22
Top ASN
AS27364 · Armstrong
Top organization / ISP
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

64.42.153.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
64.42.153.0
Broadcast
64.42.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
29.9961 , -93.3421
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-23 06:36 · 2025-05-23 06:36
Top ASN
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

74.202.200.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
74.202.200.0
Broadcast
74.202.200.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.0703 , -119.4611
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 06:01 · 2025-05-05 06:01
Top ASN
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

97.204.163.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
97.204.163.0
Broadcast
97.204.163.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.685 , -80.1071
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-04 23:05 · 2025-05-04 23:05
Top ASN
AS6167 · Verizon Business
Top organization / ISP
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2