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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: Brentwood · Clear
Snapshot 2026-03-13 Results — Page 1 / 1

157.131.165.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
157.131.165.0
Broadcast
157.131.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.9285 , -121.6881
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-06 02:00 · 2026-03-07 02:00
Top ASN
AS46375 · Sonic Telecom LLC
Top organization / ISP
Sonic.net, Inc. · Sonic Telecom LLC
Top geo
United States · California · Brentwood
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

76.132.92.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
76.132.92.0
Broadcast
76.132.92.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.9285 , -121.6881
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-07 02:00 · 2026-03-08 02:00
Top ASN
AS7922 · Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, LLC · Comcast Cable Communications, LLC
Top geo
United States · California · Brentwood
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

76.132.93.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
76.132.93.0
Broadcast
76.132.93.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.9285 , -121.6881
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-07 02:00 · 2026-03-08 02:00
Top ASN
AS7922 · Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, LLC · Comcast Cable Communications, LLC
Top geo
United States · California · Brentwood
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

67.86.117.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
67.86.117.0
Broadcast
67.86.117.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7801 , -73.2458
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS6128 · Cablevision Systems Corp.
Top organization / ISP
Optimum Online (Cablevision Systems) · Cablevision Systems Corp.
Top geo
United States · New York · Brentwood
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

68.195.52.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
68.195.52.0
Broadcast
68.195.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7801 , -73.2458
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS6128 · Cablevision Systems Corp.
Top organization / ISP
Optimum Online (Cablevision Systems) · Cablevision Systems Corp.
Top geo
United States · New York · Brentwood
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

69.117.17.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
69.117.17.0
Broadcast
69.117.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7801 , -73.2458
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS6128 · Cablevision Systems Corp.
Top organization / ISP
Optimum Online (Cablevision Systems) · Cablevision Systems Corp.
Top geo
United States · New York · Brentwood
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

173.3.18.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.3.18.0
Broadcast
173.3.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7801 , -73.2458
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS6128 · Cablevision Systems Corp.
Top organization / ISP
Optimum Online (Cablevision Systems) · Cablevision Systems Corp.
Top geo
United States · New York · Brentwood
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →