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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.

163.172.216.0/24

Risk Max 26 LOW Footprint 0.391% Hits 119
Prefix / IP version
/24 · IPv4
Network
163.172.216.0
Broadcast
163.172.216.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
119 hits · 63 errors
First / Last seen
2024-11-30 05:58 · 2024-11-30 05:58
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2

144.178.9.0/24

Risk Max 1 LOW Footprint 0.391% Hits 297
Prefix / IP version
/24 · IPv4
Network
144.178.9.0
Broadcast
144.178.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3873 , 4.6462
Hits / Errors
297 hits · 1 errors
First / Last seen
2025-09-16 15:57 · 2025-09-16 16:13
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

51.158.161.0/24

Risk Max 1 LOW Footprint 0.391% Hits 65
Prefix / IP version
/24 · IPv4
Network
51.158.161.0
Broadcast
51.158.161.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
65 hits · 0 errors
First / Last seen
2024-11-01 17:19 · 2024-11-01 19:11
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

51.15.57.0/24

Risk Max 1 LOW Footprint 0.391% Hits 29
Prefix / IP version
/24 · IPv4
Network
51.15.57.0
Broadcast
51.15.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.38029999999999 , 4.6422
Hits / Errors
29 hits · 0 errors
First / Last seen
2025-09-29 15:58 · 2025-09-29 15:59
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

163.172.213.0/24

Risk Max 1 LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
163.172.213.0
Broadcast
163.172.213.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
17 hits · 0 errors
First / Last seen
2023-11-06 22:15 · 2023-11-06 22:15
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

172.226.96.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
172.226.96.0
Broadcast
172.226.96.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
6 hits · 1 errors
First / Last seen
2025-01-22 11:03 · 2025-01-22 11:32
Top ASN
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

51.158.154.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
51.158.154.0
Broadcast
51.158.154.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
6 hits · 2 errors
First / Last seen
2024-05-22 06:52 · 2024-05-25 00:35
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-05-20 → 2024-05-27 · Updated 2026-01-14 · v2

51.158.156.0/24

Risk Max LOW Footprint 0.391% Hits 47
Prefix / IP version
/24 · IPv4
Network
51.158.156.0
Broadcast
51.158.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
47 hits · 2 errors
First / Last seen
2025-09-09 17:14 · 2025-09-09 17:14
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

51.15.9.0/24

Risk Max LOW Footprint 0.391% Hits 41
Prefix / IP version
/24 · IPv4
Network
51.15.9.0
Broadcast
51.15.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
41 hits · 1 errors
First / Last seen
2025-05-04 22:19 · 2025-05-04 22:20
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

84.80.73.0/24

Risk Max LOW Footprint 0.391% Hits 22
Prefix / IP version
/24 · IPv4
Network
84.80.73.0
Broadcast
84.80.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.370599999999996 , 4.618
Hits / Errors
22 hits · 0 errors
First / Last seen
2025-04-29 17:49 · 2025-04-29 17:49
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
— · KPN B.V.
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

51.15.0.0/24

Risk Max LOW Footprint 0.391% Hits 21
Prefix / IP version
/24 · IPv4
Network
51.15.0.0
Broadcast
51.15.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
21 hits · 0 errors
First / Last seen
2024-04-30 23:01 · 2024-04-30 23:01
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

83.80.151.0/24

Risk Max LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
83.80.151.0
Broadcast
83.80.151.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
18 hits · 1 errors
First / Last seen
2025-05-24 09:13 · 2025-05-24 09:13
Top ASN
Top organization / ISP
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

94.211.64.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
94.211.64.0
Broadcast
94.211.64.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3904 , 4.636
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-03-17 23:57 · 2025-03-17 23:57
Top ASN
Top organization / ISP
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

213.111.145.0/24

Risk Max LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
213.111.145.0
Broadcast
213.111.145.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-09-29 16:14 · 2025-09-29 16:15
Top ASN
Top organization / ISP
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

51.158.252.0/24

Risk Max LOW Footprint 0.391% Hits 13
Prefix / IP version
/24 · IPv4
Network
51.158.252.0
Broadcast
51.158.252.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
13 hits · 1 errors
First / Last seen
2024-09-20 19:07 · 2024-09-20 20:07
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

163.172.219.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
163.172.219.0
Broadcast
163.172.219.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.380300000000005 , 4.6422
Hits / Errors
11 hits · 4 errors
First / Last seen
2025-01-31 11:01 · 2025-02-01 22:19
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-01-27 → 2025-02-03 · Updated 2026-01-14 · v2

194.42.199.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
194.42.199.0
Broadcast
194.42.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.380300000000005 , 4.6422
Hits / Errors
11 hits · 1 errors
First / Last seen
2023-12-12 17:07 · 2023-12-12 18:22
Top ASN
Top organization / ISP
Window / Updated
2023-12-11 → 2023-12-18 · Updated 2026-01-14 · v2

62.212.81.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
62.212.81.0
Broadcast
62.212.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3907 , 4.66555
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-11-16 03:57 · 2024-11-16 03:57
Top ASN
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2

51.15.19.0/24

Risk Max LOW Footprint 0.391% Hits 8
Prefix / IP version
/24 · IPv4
Network
51.15.19.0
Broadcast
51.15.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
8 hits · 4 errors
First / Last seen
2025-01-20 19:22 · 2025-01-21 10:24
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

77.170.0.0/24

Risk Max LOW Footprint 0.391% Hits 8
Prefix / IP version
/24 · IPv4
Network
77.170.0.0
Broadcast
77.170.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3615 , 4.6419
Hits / Errors
8 hits · 0 errors
First / Last seen
2025-01-20 12:26 · 2025-01-20 12:26
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
— · KPN B.V.
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

51.15.116.0/24

Risk Max LOW Footprint 0.391% Hits 7
Prefix / IP version
/24 · IPv4
Network
51.15.116.0
Broadcast
51.15.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
7 hits · 0 errors
First / Last seen
2025-07-20 06:18 · 2025-07-20 06:18
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
— · SCALEWAY
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2

51.15.16.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
51.15.16.0
Broadcast
51.15.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
6 hits · 4 errors
First / Last seen
2024-12-02 14:42 · 2024-12-05 19:43
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2

51.158.241.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
51.158.241.0
Broadcast
51.158.241.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
6 hits · 0 errors
First / Last seen
2024-01-28 04:33 · 2024-01-28 04:33
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-01-22 → 2024-01-29 · Updated 2026-01-14 · v2

51.15.63.0/24

Risk Max LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
51.15.63.0
Broadcast
51.15.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
5 hits · 1 errors
First / Last seen
2024-05-27 18:28 · 2024-05-27 19:26
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-05-27 → 2024-06-03 · Updated 2026-01-14 · v2

51.158.151.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
51.158.151.0
Broadcast
51.158.151.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-03-20 23:10 · 2025-03-21 05:35
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

51.158.205.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.158.205.0
Broadcast
51.158.205.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-10-10 09:42 · 2025-10-11 23:09
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

51.158.233.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.158.233.0
Broadcast
51.158.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-22 18:46 · 2025-05-22 18:46
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

165.140.119.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
165.140.119.0
Broadcast
165.140.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-04-27 10:48 · 2025-04-27 10:48
Top ASN
AS399275 · Solid Systems LLC
Top organization / ISP
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

51.158.206.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.158.206.0
Broadcast
51.158.206.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-11-01 07:55 · 2024-11-01 07:57
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

51.15.17.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.15.17.0
Broadcast
51.15.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-04-26 08:41 · 2024-04-26 08:42
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2024-04-22 → 2024-04-29 · Updated 2026-01-14 · v2

185.122.170.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
185.122.170.0
Broadcast
185.122.170.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3907 , 4.66555
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-10-22 14:51 · 2023-10-22 14:51
Top ASN
Top organization / ISP
— · LeaseWeb NL
Window / Updated
2023-10-16 → 2023-10-23 · Updated 2026-01-14 · v2

213.108.199.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.108.199.0
Broadcast
213.108.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3891 , 4.6563
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-07-23 04:08 · 2023-07-23 12:00
Top ASN
AS58061 · Scalaxy B.V.
Top organization / ISP
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2

51.158.188.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.158.188.0
Broadcast
51.158.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
2 hits · 1 errors
First / Last seen
2023-07-20 18:54 · 2023-07-20 18:55
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2

51.15.107.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.15.107.0
Broadcast
51.15.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
2 hits · 1 errors
First / Last seen
2023-07-20 13:56 · 2023-07-20 13:56
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
— · SCALEWAY
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2

51.158.202.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.158.202.0
Broadcast
51.158.202.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-07-19 12:01 · 2023-07-19 12:01
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2

95.211.187.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
95.211.187.0
Broadcast
95.211.187.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3907 , 4.66555
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-04-30 12:02 · 2023-04-30 12:02
Top ASN
Window / Updated
2023-04-24 → 2023-05-01 · Updated 2026-01-14 · v2

195.160.220.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
195.160.220.0
Broadcast
195.160.220.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-06 06:29 · 2025-11-06 06:29
Top ASN
Top organization / ISP
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2

51.15.27.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.15.27.0
Broadcast
51.15.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-08-24 19:37 · 2025-08-24 19:37
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2

51.158.243.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.158.243.0
Broadcast
51.158.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3803 , 4.6422
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-23 22:57 · 2025-06-23 22:57
Top ASN
AS12876 · SCALEWAY S.A.S.
Top organization / ISP
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2

166.0.7.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
166.0.7.0
Broadcast
166.0.7.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3913 , 4.66545
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-04-30 07:34 · 2025-04-30 07:34
Top ASN
AS7979 · Servers.com, Inc.
Top organization / ISP
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2
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