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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: Thornhill · Clear
Snapshot 2026-03-07 Results 6 Page 1 / 1

99.228.171.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
99.228.171.0
Broadcast
99.228.171.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.813700000000004 , -79.4531
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. HNSN · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Thornhill
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

99.229.152.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.229.152.0
Broadcast
99.229.152.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.7916 , -79.4169
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Communications Canada Inc · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Thornhill
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

99.228.162.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.228.162.0
Broadcast
99.228.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.8137 , -79.4531
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. HNSN · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Thornhill
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

99.229.76.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.229.76.0
Broadcast
99.229.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.8137 , -79.4531
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. WLFDLE · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Thornhill
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

64.229.210.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
64.229.210.0
Broadcast
64.229.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.8231 , -79.3999
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS577 · Bell Canada
Top organization / ISP
Bell DSL Internet Ontario · Bell Canada
Top geo
Canada · Ontario · Thornhill
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

99.228.243.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.228.243.0
Broadcast
99.228.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.8137 , -79.4531
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Communications Canada Inc · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Thornhill
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →