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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: Alhambra · Clear
Snapshot 2026-01-23 Results 3 Page 1 / 1

137.152.185.0/24

Risk Max — LOW Footprint 1.172% Hits 173
Prefix / IP version
/24 · IPv4
Network
137.152.185.0
Broadcast
137.152.185.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
33.4984 , -112.134
Hits / Errors
173 hits · 15 errors
First / Last seen
2024-11-06 10:27 · 2024-11-06 18:35
Top ASN
AS13485 · Grand Canyon University
Top organization / ISP
Grand Canyon University · Grand Canyon University
Top geo
United States · Arizona · Alhambra
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2
Open report →

107.137.249.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
107.137.249.0
Broadcast
107.137.249.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.069 , -118.1461
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-02 23:58 · 2025-08-02 23:58
Top ASN
AS7018 · AT&T Enterprises, LLC
Top organization / ISP
AT&T Corp · AT&T Enterprises, LLC
Top geo
United States · California · Alhambra
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

99.53.230.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.53.230.0
Broadcast
99.53.230.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0914 , -118.1306
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-23 16:33 · 2025-05-23 16:33
Top ASN
AS7018 · AT&T Enterprises, LLC
Top organization / ISP
AT&T Corp. · AT&T Enterprises, LLC
Top geo
United States · California · Alhambra
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2
Open report →