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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: Surf Air Wireless, LLC · Clear
Snapshot 2026-03-03 Results 4 Page 1 / 1

184.164.21.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
184.164.21.0
Broadcast
184.164.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.7088 , -85.976
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-21 02:00 · 2026-02-22 02:00
Top ASN
AS13428 · Surf Air Wireless, LLC
Top organization / ISP
Surf Air Wireless, LLC · Surf Air Wireless, LLC
Top geo
United States · Indiana · Elkhart
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

161.13.60.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
161.13.60.0
Broadcast
161.13.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.4549 , -87.0613
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-20 02:00 · 2026-02-21 02:00
Top ASN
AS13428 · Surf Air Wireless, LLC
Top organization / ISP
Surf Air Wireless, LLC · Surf Air Wireless, LLC
Top geo
United States · Indiana · Valparaiso
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

184.164.12.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
184.164.12.0
Broadcast
184.164.12.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7494 , -86.0686
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-18 02:00
Top ASN
AS13428 · Surf Air Wireless, LLC
Top organization / ISP
Surf Air Wireless, LLC · Surf Air Wireless, LLC
Top geo
United States · Indiana · Peru
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

207.113.251.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
207.113.251.0
Broadcast
207.113.251.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.3421 , -88.8426
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top ASN
AS13428 · Surf Air Wireless, LLC
Top organization / ISP
Surf Air Wireless, LLC · Surf Air Wireless, LLC
Top geo
United States · Illinois · Ottawa
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →