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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: Greater Sudbury · Clear
Snapshot 2026-01-20 Results 8 Page 1 / 1

63.135.5.0/24

Risk Max — LOW Footprint 0.391% Hits 163
Prefix / IP version
/24 · IPv4
Network
63.135.5.0
Broadcast
63.135.5.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.5199 , -80.9385
Hits / Errors
163 hits · 38 errors
First / Last seen
2024-11-20 05:05 · 2024-11-23 04:47
Top ASN
AS11260 · EastLink
Top organization / ISP
Persona Communications · Persona Communications Inc.
Top geo
Canada · Ontario · Greater Sudbury
Window / Updated
2024-11-18 → 2024-11-25 · Updated 2026-01-14 · v2
Open report →

216.223.75.0/24

Risk Max — LOW Footprint 0.391% Hits 83
Prefix / IP version
/24 · IPv4
Network
216.223.75.0
Broadcast
216.223.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.4799 , -80.9232
Hits / Errors
83 hits · 12 errors
First / Last seen
2025-02-04 15:58 · 2025-02-05 18:27
Top ASN
AS11522 · Greater Sudbury Telecommunications Inc.
Top organization / ISP
Greater Sudbury Telecommunications Inc · Greater Sudbury Telecommunications Inc.
Top geo
Canada · Ontario · Greater Sudbury
Window / Updated
2025-02-03 → 2025-02-10 · Updated 2026-01-14 · v2
Open report →

76.64.228.0/24

Risk Max — LOW Footprint 0.391% Hits 38
Prefix / IP version
/24 · IPv4
Network
76.64.228.0
Broadcast
76.64.228.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.7283 , -81.0201
Hits / Errors
38 hits · 3 errors
First / Last seen
2025-06-23 19:27 · 2025-06-23 20:51
Top ASN
AS577 · Bell Canada
Top organization / ISP
Sympatico HSE · Bell Canada
Top geo
Canada · Ontario · Greater Sudbury
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

63.135.6.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
63.135.6.0
Broadcast
63.135.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.5199 , -80.9385
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-03 08:06 · 2025-08-03 08:06
Top ASN
AS11260 · EastLink
Top organization / ISP
Persona Communications · Persona Communications Inc.
Top geo
Canada · Ontario · Greater Sudbury
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

67.204.238.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
67.204.238.0
Broadcast
67.204.238.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.5825 , -81.0034
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-08-02 20:50 · 2025-08-02 20:50
Top ASN
AS11260 · EastLink
Top organization / ISP
Persona Communications · Persona Communications Inc.
Top geo
Canada · Ontario · Greater Sudbury
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

142.114.254.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
142.114.254.0
Broadcast
142.114.254.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.5133 , -81.0225
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-06 09:58 · 2025-08-06 09:58
Top ASN
AS577 · Bell Canada
Top organization / ISP
Sympatico HSE · Bell Canada
Top geo
Canada · Ontario · Greater Sudbury
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

66.225.191.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
66.225.191.0
Broadcast
66.225.191.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.2676 , -80.9063
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-02 20:06 · 2025-08-02 20:06
Top ASN
AS5690 · Vianet Inc.
Top organization / ISP
Vianet · Vianet Internet Solutions
Top geo
Canada · Ontario · Greater Sudbury
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

148.64.81.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
148.64.81.0
Broadcast
148.64.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.5825 , -81.0034
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-02 19:44 · 2025-08-02 19:44
Top ASN
AS11260 · EastLink
Top organization / ISP
Persona Communications Inc · Eastlink-HSI
Top geo
Canada · Ontario · Greater Sudbury
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →