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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.

51.81.156.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.81.156.0
Broadcast
51.81.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.526 , -122.9874
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-08-24 16:43 · 2023-08-24 16:43
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-08-21 → 2023-08-28 · Updated 2026-01-14 · v2

54.37.119.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
54.37.119.0
Broadcast
54.37.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8566 , 2.35222
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-08-17 06:38 · 2023-08-17 06:38
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2023-08-14 → 2023-08-21 · Updated 2026-01-14 · v2

146.59.13.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
146.59.13.0
Broadcast
146.59.13.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2633 , 21.0283
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-08-04 20:29 · 2023-08-04 20:29
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2023-07-31 → 2023-08-07 · Updated 2026-01-14 · v2

51.161.107.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.161.107.0
Broadcast
51.161.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.3147 , -73.8785
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-08-04 13:11 · 2023-08-04 13:11
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2023-07-31 → 2023-08-07 · Updated 2026-01-14 · v2

141.95.165.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
141.95.165.0
Broadcast
141.95.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.9871 , 2.12554
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-08-04 11:45 · 2023-08-04 11:45
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-07-31 → 2023-08-07 · Updated 2026-01-14 · v2

162.19.238.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
162.19.238.0
Broadcast
162.19.238.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.3986 , 8.07958
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-08-04 04:15 · 2023-08-04 04:15
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-07-31 → 2023-08-07 · Updated 2026-01-14 · v2

141.95.166.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
141.95.166.0
Broadcast
141.95.166.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.9871 , 2.12554
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-08-03 10:15 · 2023-08-03 10:15
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-07-31 → 2023-08-07 · Updated 2026-01-14 · v2

51.178.211.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.178.211.0
Broadcast
51.178.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6924 , 3.20113
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-07-27 13:31 · 2023-07-27 13:31
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-07-24 → 2023-07-31 · Updated 2026-01-14 · v2

139.99.83.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
139.99.83.0
Broadcast
139.99.83.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
1.27994 , 103.849
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-07-19 03:47 · 2023-07-19 03:47
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2

51.79.177.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.79.177.0
Broadcast
51.79.177.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
1.27994 , 103.849
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-07-15 00:58 · 2023-07-15 00:58
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-07-10 → 2023-07-17 · Updated 2026-01-14 · v2

164.132.128.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
164.132.128.0
Broadcast
164.132.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6916 , 3.20151
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-07-14 13:24 · 2023-07-14 13:24
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-07-10 → 2023-07-17 · Updated 2026-01-14 · v2

51.83.66.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.83.66.0
Broadcast
51.83.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6924 , 3.20113
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-05-27 23:01 · 2023-05-27 23:01
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-05-22 → 2023-05-29 · Updated 2026-01-14 · v2

85.217.144.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
85.217.144.0
Broadcast
85.217.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.487 , 0.1812
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-05-26 10:30 · 2023-05-26 10:30
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2023-05-22 → 2023-05-29 · Updated 2026-01-14 · v2
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