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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: Alsycon B.V. · Clear
Snapshot 2026-01-24 Results 8 Page 1 / 1

45.95.147.0/24

Risk Max 10 LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
45.95.147.0
Broadcast
45.95.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
18 hits · 8 errors
First / Last seen
2025-05-06 10:52 · 2025-05-10 06:18
Top ASN
AS49870 · Alsycon B.V.
Top organization / ISP
Alsycon B.V · Alsycon B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

45.81.23.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
45.81.23.0
Broadcast
45.81.23.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
4 hits · 4 errors
First / Last seen
2024-06-12 05:25 · 2024-06-12 13:32
Top ASN
AS49870 · Alsycon B.V.
Top organization / ISP
Alsycon B.V · Alsycon B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2024-06-10 → 2024-06-17 · Updated 2026-01-14 · v2
Open report →

185.224.128.0/24

Risk Max — LOW Footprint 0.391% Hits 23
Prefix / IP version
/24 · IPv4
Network
185.224.128.0
Broadcast
185.224.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
23 hits · 23 errors
First / Last seen
2025-09-22 01:34 · 2025-09-26 02:42
Top ASN
AS49870 · Alsycon B.V.
Top organization / ISP
Alsycon B.V · Alsycon B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
Open report →

212.107.12.0/24

Risk Max — LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
212.107.12.0
Broadcast
212.107.12.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
5 hits · 0 errors
First / Last seen
2025-04-10 03:31 · 2025-04-11 03:37
Top ASN
AS49870 · Alsycon B.V.
Top organization / ISP
Alsycon B.V · Alsycon B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2
Open report →

45.95.146.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
45.95.146.0
Broadcast
45.95.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-06-23 19:47 · 2025-06-25 20:36
Top ASN
AS49870 · Alsycon B.V.
Top organization / ISP
Alsycon B.V · Alsycon B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

77.83.240.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
77.83.240.0
Broadcast
77.83.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4951 , 4.7971
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-10-14 23:32 · 2025-10-15 10:00
Top ASN
AS49870 · Alsycon B.V.
Top organization / ISP
Alsycon B.V · Alsycon B.V.
Top geo
The Netherlands · North Holland · Wormer
Window / Updated
2025-10-13 → 2025-10-20 · Updated 2026-01-14 · v2
Open report →

194.50.16.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
194.50.16.0
Broadcast
194.50.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-02 05:36 · 2025-10-02 05:36
Top ASN
AS49870 · Alsycon B.V.
Top organization / ISP
Alsycon B.V · Alsycon B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2
Open report →

89.190.156.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
89.190.156.0
Broadcast
89.190.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-08 17:14 · 2025-05-08 17:14
Top ASN
AS49870 · Alsycon B.V.
Top organization / ISP
Alsycon B.V · Alsycon B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →