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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: Stouffville · Clear
Snapshot 2026-02-28 Results 8 Page 1 / 1

99.255.207.0/24

Risk Max — LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
99.255.207.0
Broadcast
99.255.207.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
43.96710000000001 , -79.2423
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-19 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. ETOB · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Stouffville
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

99.255.240.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
99.255.240.0
Broadcast
99.255.240.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
43.9671 , -79.2423
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-21 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Communications Canada Inc · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Stouffville
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

99.229.54.0/24

Risk Max — LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
99.229.54.0
Broadcast
99.229.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.9671 , -79.2423
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. WLFDLE · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Stouffville
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

99.255.241.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
99.255.241.0
Broadcast
99.255.241.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.967099999999995 , -79.2423
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-16 02:00 · 2026-02-20 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Communications Canada Inc · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Stouffville
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

209.216.118.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
209.216.118.0
Broadcast
209.216.118.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.9671 , -79.2423
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-21 02:00 · 2026-02-22 02:00
Top ASN
AS394710 · TelMAX Inc.
Top organization / ISP
TelMAX Inc · TelMAX Inc.
Top geo
Canada · Ontario · Stouffville
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

173.32.56.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.32.56.0
Broadcast
173.32.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.9671 , -79.2423
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-20 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. ETOB · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Stouffville
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

174.88.175.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
174.88.175.0
Broadcast
174.88.175.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.9671 , -79.2423
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-20 02:00
Top ASN
AS577 · Bell Canada
Top organization / ISP
Sympatico HSE · Bell Canada
Top geo
Canada · Ontario · Stouffville
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

99.255.206.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.255.206.0
Broadcast
99.255.206.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.9671 , -79.2423
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-20 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. ETOB · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Stouffville
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →