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.
Search
Active filter:
St. Catharines
·
Clear
Snapshot
2026-03-02
Results
17
Page
1
/
1
199.87.243.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
199.87.243.0
Broadcast
199.87.243.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
43.1373 , -79.2928
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-15 02:00 · 2026-02-21 02:00
Top ASN
AS22873 ·
Neighbourhood Connect
Top organization / ISP
Neighbourhood Connect
·
Neighbourhood Connect
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
147.194.255.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
147.194.255.0
Broadcast
147.194.255.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1987 , -79.2136
Hits / Errors
4
hits ·
0
errors
First / Last seen
2026-02-16 02:00 · 2026-02-22 02:00
Top ASN
AS15128 ·
Comwave Telecom Inc.
Top organization / ISP
Comwave Telecom Inc
·
Comwave Telecom Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
173.238.141.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
173.238.141.0
Broadcast
173.238.141.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1254 , -79.2348
Hits / Errors
4
hits ·
0
errors
First / Last seen
2026-02-15 02:00 · 2026-02-18 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Cable Inc.
·
Cogeco Communications Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
173.238.148.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
173.238.148.0
Broadcast
173.238.148.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1482 , -79.2645
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Cable Inc.
·
Cogeco Communications Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
173.238.132.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
173.238.132.0
Broadcast
173.238.132.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1254 , -79.2348
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-17 02:00 · 2026-02-21 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Cable Inc.
·
Cogeco Communications Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
38.86.5.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
38.86.5.0
Broadcast
38.86.5.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1892 , -79.2579
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-18 02:00 · 2026-02-21 02:00
Top ASN
AS398721 ·
OXIO
Top organization / ISP
Oxio
·
OXIO
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
216.121.150.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
216.121.150.0
Broadcast
216.121.150.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1892 , -79.2579
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-18 02:00 · 2026-02-19 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Cable Inc.
·
Cogeco Connexion Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
173.238.146.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
173.238.146.0
Broadcast
173.238.146.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1254 , -79.2348
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Cable Inc.
·
Cogeco Communications Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
216.121.193.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
216.121.193.0
Broadcast
216.121.193.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1987 , -79.2136
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Cable Inc.
·
Cogeco Communications Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
24.104.174.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
24.104.174.0
Broadcast
24.104.174.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1373 , -79.2928
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top ASN
AS7311 ·
Frontier Networks Inc
Top organization / ISP
Frontier Networks Inc
·
Frontier Networks
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
192.161.116.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
192.161.116.0
Broadcast
192.161.116.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1482 , -79.2645
Hits / Errors
1
hits ·
1
errors
First / Last seen
2026-02-20 02:00 · 2026-02-21 02:00
Top ASN
AS11181 ·
Vaxxine Computer Systems Inc.
Top organization / ISP
Vaxxine Computer Systems Inc.
·
Vaxxine Computer Systems Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
216.121.146.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
216.121.146.0
Broadcast
216.121.146.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1892 , -79.2579
Hits / Errors
1
hits ·
1
errors
First / Last seen
2026-02-20 02:00 · 2026-02-21 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Cable Inc.
·
Cogeco Connexion Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
24.53.98.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
24.53.98.0
Broadcast
24.53.98.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1482 , -79.2645
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-20 02:00 · 2026-02-21 02:00
Top ASN
AS40788 ·
Start Communications
Top organization / ISP
Start Communications
·
Start Communications
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
70.31.164.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
70.31.164.0
Broadcast
70.31.164.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1373 , -79.2928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-20 02:00 · 2026-02-21 02:00
Top ASN
AS577 ·
Bell Canada
Top organization / ISP
Bell DSL Internet Ontario
·
Bell Canada
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
216.121.225.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
216.121.225.0
Broadcast
216.121.225.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1987 , -79.2136
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-16 02:00 · 2026-02-17 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Cable Inc.
·
Cogeco Communications Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
24.150.252.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
24.150.252.0
Broadcast
24.150.252.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1987 , -79.2136
Hits / Errors
1
hits ·
1
errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top ASN
AS7992 ·
Cogeco Connexion Inc.
Top organization / ISP
Cogeco Connexion Inc
·
Cogeco Connexion Inc.
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
69.158.97.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
69.158.97.0
Broadcast
69.158.97.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1373 , -79.2928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-15 02:00 · 2026-02-16 02:00
Top ASN
AS577 ·
Bell Canada
Top organization / ISP
Bell DSL Internet Ontario
·
Bell Canada
Top geo
Canada
·
Ontario
·
St. Catharines
Window / Updated
2026-02-16 → 2026-02-23 · Updated
2026-02-24
· v2
Open report →
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