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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: Wyoming · Clear
Snapshot 2026-03-10 Results 5 Page 1 / 1

4.255.221.0/24

Risk Max 8 LOW Footprint 0.391% Hits 22
Prefix / IP version
/24 · IPv4
Network
4.255.221.0
Broadcast
4.255.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.13925 , -104.816154
Hits / Errors
22 hits · 19 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS8075 · Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (westcentralus) · Microsoft Corporation
Top geo
United States · Wyoming · Cheyenne
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

57.151.128.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
57.151.128.0
Broadcast
57.151.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.13925 , -104.816154
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS8075 · Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (westcentralus) · Microsoft Corporation
Top geo
United States · Wyoming · Cheyenne
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.131.232.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
38.131.232.0
Broadcast
38.131.232.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9178 , -85.6995
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS63242 · Metronet
Top organization / ISP
Lightspeed Communications · Metronet
Top geo
United States · Michigan · Wyoming
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

184.166.204.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
184.166.204.0
Broadcast
184.166.204.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8431 , -106.313
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS33588 · Charter Communications LLC
Top organization / ISP
Spectrum · Charter Communications
Top geo
United States · Wyoming · Casper
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

67.167.129.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
67.167.129.0
Broadcast
67.167.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8984 , -85.7223
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7922 · Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, IP Services · Comcast Cable Communications, LLC
Top geo
United States · Michigan · Wyoming
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →