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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: Cambridge · Clear
Snapshot 2026-03-11 Results 8 Page 1 / 1

142.90.241.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
142.90.241.0
Broadcast
142.90.241.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3595 , -80.3295
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS396338 · Altima Telecom
Top organization / ISP
Altima Telecom · Altima Telecom
Top geo
Canada · Ontario · Cambridge
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

82.13.78.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
82.13.78.0
Broadcast
82.13.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1932 , 0.1426
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS5089 · Virgin Media Limited
Top organization / ISP
— · Virgin Media
Top geo
United Kingdom · England · Cambridge
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

99.255.78.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.255.78.0
Broadcast
99.255.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3595 , -80.3295
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 Cable Inc. LNDN · Rogers Cable Communications Inc.
Top geo
Canada · Ontario · Cambridge
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

104.159.88.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
104.159.88.0
Broadcast
104.159.88.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3662 , -80.2222
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS396338 · Altima Telecom
Top organization / ISP
Altima Telecom · Altima Telecom
Top geo
Canada · Ontario · Cambridge
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

142.198.129.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
142.198.129.0
Broadcast
142.198.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3662 , -80.2222
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS577 · Bell Canada
Top organization / ISP
Sympatico HSE · Bell Canada
Top geo
Canada · Ontario · Cambridge
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

99.255.120.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.255.120.0
Broadcast
99.255.120.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3662 , -80.2222
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. LNDN · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Cambridge
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

99.255.19.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
99.255.19.0
Broadcast
99.255.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3662 , -80.2222
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS812 · Rogers Communications Canada Inc.
Top organization / ISP
Rogers Cable Inc. GRNSBR · Rogers Communications Canada Inc.
Top geo
Canada · Ontario · Cambridge
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

80.194.17.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
80.194.17.0
Broadcast
80.194.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1932 , 0.1426
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5089 · Virgin Media Limited
Top organization / ISP
— · Virgin Media
Top geo
United Kingdom · England · Cambridge
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →