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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: Alberta · Clear
Snapshot 2026-03-07 Results 86 Page 3 / 3

23.17.89.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
23.17.89.0
Broadcast
23.17.89.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.672 , -114.1293
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS852 · TELUS Communications Inc.
Top organization / ISP
TELUS-HSIA-CLGRAB21 · TELUS Communications Inc.
Top geo
Canada · Alberta · Didsbury
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

75.156.158.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
75.156.158.0
Broadcast
75.156.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8833 , -114.0334
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS852 · TELUS Communications Inc.
Top organization / ISP
TELUS-FIBRE-CLGRAB49 · TELUS Communications Inc
Top geo
Canada · Alberta · Calgary
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

75.155.73.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
75.155.73.0
Broadcast
75.155.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8805 , -113.9523
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS852 · TELUS Communications Inc.
Top organization / ISP
TELUS-FIBRE-CLGRAB12 · TELUS Communications Inc
Top geo
Canada · Alberta · Calgary
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

172.103.196.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
172.103.196.0
Broadcast
172.103.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.1564 , -114.0566
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS25668 · Cipherkey Exchange Corp.
Top organization / ISP
Cipherkey Exchange Corp · Cipherkey Exchange Corp.
Top geo
Canada · Alberta · Calgary
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

137.186.144.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
137.186.144.0
Broadcast
137.186.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.4563 , -113.5803
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS852 · TELUS Communications Inc.
Top organization / ISP
TELUS-FIBRE-EDTNABXL · TELUS Communications Inc
Top geo
Canada · Alberta · Edmonton
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

50.99.184.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
50.99.184.0
Broadcast
50.99.184.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.4655 , -112.7014
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS852 · TELUS Communications Inc.
Top organization / ISP
TELUS-FIBRE-DMHLAB01 · TELUS Communications Inc
Top geo
Canada · Alberta · Drumheller
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →
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