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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: Atomic Networks LLC · Clear
Snapshot 2026-01-22 Results 5 Page 1 / 1

166.1.173.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
166.1.173.0
Broadcast
166.1.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.8403 , -87.6137
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-03-06 04:19 · 2025-03-06 04:19
Top ASN
AS399820 · Atomic Networks LLC
Top organization / ISP
InterLIR LLC · Ace Data Centers
Top geo
United States · Illinois · Chicago
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2
Open report →

23.146.184.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
23.146.184.0
Broadcast
23.146.184.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
41.8835 , -87.6305
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-09-23 00:27 · 2025-09-23 12:10
Top ASN
AS399820 · Atomic Networks LLC
Top organization / ISP
Atomic Networks LLC · Atomic Networks LLC
Top geo
United States · Illinois · Chicago
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
Open report →

64.49.9.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
64.49.9.0
Broadcast
64.49.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.8403 , -87.6137
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-03-26 14:36 · 2025-03-26 14:36
Top ASN
AS399820 · Atomic Networks LLC
Top organization / ISP
Atomic Networks LLC · Atomic Networks LLC
Top geo
United States · Illinois · Chicago
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2
Open report →

204.137.14.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
204.137.14.0
Broadcast
204.137.14.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.8403 , -87.6137
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-15 15:41 · 2025-09-15 15:41
Top ASN
AS399820 · Atomic Networks LLC
Top organization / ISP
Atomic Holdings LLC · Atomic Holdings LLC
Top geo
United States · Illinois · Chicago
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

82.153.134.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
82.153.134.0
Broadcast
82.153.134.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.8403 , -87.6137
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-04-10 06:02 · 2025-04-10 06:02
Top ASN
AS8851 · GCI Network Solutions Limited
Top organization / ISP
Atomic Networks LLC · Atomic Networks LLC
Top geo
United States · Illinois · Chicago
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2
Open report →