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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: Managed Network Systems Inc · Clear
Snapshot 2026-01-21 Results 7 Page 1 / 1

98.143.64.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
98.143.64.0
Broadcast
98.143.64.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2839 , -82.9786
Hits / Errors
4 hits · 0 errors
First / Last seen
2024-01-26 00:47 · 2024-01-26 00:47
Top ASN
AS7057 · Managed Network Systems Inc.
Top organization / ISP
Managed Network Systems, Inc. · Managed Network Systems Inc.
Top geo
Canada · Ontario · Windsor
Window / Updated
2024-01-22 → 2024-01-29 · Updated 2026-01-14 · v2
Open report →

216.252.208.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
216.252.208.0
Broadcast
216.252.208.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.265 , -83.0283
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-08-02 21:05 · 2025-08-02 21:05
Top ASN
AS7057 · Managed Network Systems Inc.
Top organization / ISP
Managed Network Systems Inc. · Managed Network Systems Inc.
Top geo
Canada · Ontario · Windsor
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

216.8.156.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
216.8.156.0
Broadcast
216.8.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2839 , -82.9786
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-30 23:42 · 2025-07-30 23:42
Top ASN
AS7057 · Managed Network Systems Inc.
Top organization / ISP
MNSi Internet · Managed Network Systems Inc.
Top geo
Canada · Ontario · Windsor
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

216.174.75.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
216.174.75.0
Broadcast
216.174.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2926 , -83.0186
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-24 06:05 · 2025-07-24 06:05
Top ASN
AS7057 · Managed Network Systems Inc.
Top organization / ISP
Managed Network Systems Inc · Managed Network Systems Inc.
Top geo
Canada · Ontario · Windsor
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2
Open report →

216.8.145.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
216.8.145.0
Broadcast
216.8.145.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2839 , -82.9786
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-07 18:29 · 2025-08-07 18:29
Top ASN
AS7057 · Managed Network Systems Inc.
Top organization / ISP
MNSi Internet · Managed Network Systems Inc
Top geo
Canada · Ontario · Windsor
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

216.174.105.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
216.174.105.0
Broadcast
216.174.105.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2839 , -82.9786
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-05 21:53 · 2025-08-05 21:53
Top ASN
AS7057 · Managed Network Systems Inc.
Top organization / ISP
Managed Network Systems Inc · Managed Network Systems Inc.
Top geo
Canada · Ontario · Windsor
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

216.174.100.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
216.174.100.0
Broadcast
216.174.100.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3039 , -82.9181
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-22 13:49 · 2025-07-22 13:49
Top ASN
AS7057 · Managed Network Systems Inc.
Top organization / ISP
Managed Network Systems Inc · Managed Network Systems Inc.
Top geo
Canada · Ontario · Windsor
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2
Open report →