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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: SpectraIP B.V · Clear
Snapshot 2026-01-21 Results 9 Page 1 / 1

45.87.42.0/24

Risk Max 2 LOW Footprint 0.391% Hits 7
Prefix / IP version
/24 · IPv4
Network
45.87.42.0
Broadcast
45.87.42.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
7 hits · 0 errors
First / Last seen
2024-09-17 05:17 · 2024-09-21 07:03
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
SpectraIP B.V · SpectraIP B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2
Open report →

45.148.120.0/24

Risk Max — LOW Footprint 0.781% Hits 26
Prefix / IP version
/24 · IPv4
Network
45.148.120.0
Broadcast
45.148.120.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
52.36760000000001 , 4.90414
Hits / Errors
26 hits · 22 errors
First / Last seen
2024-04-22 08:49 · 2024-04-27 06:58
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
SpectraIP B.V. · SpectraIP B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2024-04-22 → 2024-04-29 · Updated 2026-01-14 · v2
Open report →

45.148.121.0/24

Risk Max — LOW Footprint 0.781% Hits 22
Prefix / IP version
/24 · IPv4
Network
45.148.121.0
Broadcast
45.148.121.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
52.3676 , 4.90414
Hits / Errors
22 hits · 11 errors
First / Last seen
2024-12-02 12:41 · 2024-12-05 06:41
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
SpectraIP B.V. · SpectraIP B.V
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2
Open report →

45.87.41.0/24

Risk Max — LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
45.87.41.0
Broadcast
45.87.41.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.22220000000001 , 6.566399999999999
Hits / Errors
12 hits · 4 errors
First / Last seen
2024-06-12 20:45 · 2024-06-13 19:37
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
SpectraIP B.V · SpectraIP B.V.
Top geo
The Netherlands · Groningen · Groningen
Window / Updated
2024-06-10 → 2024-06-17 · Updated 2026-01-14 · v2
Open report →

5.182.210.0/24

Risk Max — LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
5.182.210.0
Broadcast
5.182.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
11 hits · 7 errors
First / Last seen
2024-11-15 21:46 · 2024-11-16 04:14
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
SpectraIP B.V. · SpectraIP B.V
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2
Open report →

45.14.225.0/24

Risk Max — LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
45.14.225.0
Broadcast
45.14.225.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
6 hits · 0 errors
First / Last seen
2025-03-15 17:08 · 2025-03-15 18:51
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
SpectraIP B.V · SpectraIP B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-03-10 → 2025-03-17 · Updated 2026-01-14 · v2
Open report →

45.14.226.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.14.226.0
Broadcast
45.14.226.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-09-12 23:55 · 2023-09-12 23:55
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
Phanes Networks B.V · SpectraIP B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2023-09-11 → 2023-09-18 · Updated 2026-01-14 · v2
Open report →

185.244.36.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
185.244.36.0
Broadcast
185.244.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-10 19:07 · 2025-10-10 19:07
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
SpectraIP B.V. · SpectraIP B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2
Open report →

5.182.209.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.182.209.0
Broadcast
5.182.209.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-09-28 03:53 · 2025-09-28 03:53
Top ASN
AS62068 · SpectraIP B.V.
Top organization / ISP
SpectraIP B.V. · SpectraIP B.V.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
Open report →