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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.

37.187.226.0/24

Risk Max 2 LOW Footprint 0.781% Hits 141
Prefix / IP version
/24 · IPv4
Network
37.187.226.0
Broadcast
37.187.226.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
50.6924 , 3.20113
Hits / Errors
141 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.195.103.0/24

Risk Max 2 LOW Footprint 0.391% Hits 135
Prefix / IP version
/24 · IPv4
Network
51.195.103.0
Broadcast
51.195.103.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.3986 , 8.07958
Hits / Errors
135 hits · 3 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.68.32.0/24

Risk Max 2 LOW Footprint 0.391% Hits 104
Prefix / IP version
/24 · IPv4
Network
51.68.32.0
Broadcast
51.68.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.692400000000006 , 3.20113
Hits / Errors
104 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.83.101.0/24

Risk Max 2 LOW Footprint 0.391% Hits 103
Prefix / IP version
/24 · IPv4
Network
51.83.101.0
Broadcast
51.83.101.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.69239999999999 , 3.20113
Hits / Errors
103 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.83.100.0/24

Risk Max 2 LOW Footprint 0.391% Hits 81
Prefix / IP version
/24 · IPv4
Network
51.83.100.0
Broadcast
51.83.100.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6924 , 3.2011300000000005
Hits / Errors
81 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

54.39.0.0/24

Risk Max 1 LOW Footprint 42.969% Hits 139
Prefix / IP version
/24 · IPv4
Network
54.39.0.0
Broadcast
54.39.0.255
Observed IPs / Subnet size
110 observed · 256 total
Centroid
45.3161 , -73.8736
Hits / Errors
139 hits · 27 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

148.113.128.0/24

Risk Max 1 LOW Footprint 41.797% Hits 146
Prefix / IP version
/24 · IPv4
Network
148.113.128.0
Broadcast
148.113.128.255
Observed IPs / Subnet size
107 observed · 256 total
Centroid
45.31469999999993 , -73.8785
Hits / Errors
146 hits · 33 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

15.235.96.0/24

Risk Max 1 LOW Footprint 41.797% Hits 131
Prefix / IP version
/24 · IPv4
Network
15.235.96.0
Broadcast
15.235.96.255
Observed IPs / Subnet size
107 observed · 256 total
Centroid
45.02617328244269 , -74.86970229007633
Hits / Errors
131 hits · 29 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

54.39.89.0/24

Risk Max 1 LOW Footprint 41.406% Hits 136
Prefix / IP version
/24 · IPv4
Network
54.39.89.0
Broadcast
54.39.89.255
Observed IPs / Subnet size
106 observed · 256 total
Centroid
45.3161 , -73.87360000000001
Hits / Errors
136 hits · 36 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

142.44.220.0/24

Risk Max 1 LOW Footprint 41.016% Hits 134
Prefix / IP version
/24 · IPv4
Network
142.44.220.0
Broadcast
142.44.220.255
Observed IPs / Subnet size
105 observed · 256 total
Centroid
45.31469999999994 , -73.87849999999996
Hits / Errors
134 hits · 34 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.222.168.0/24

Risk Max 1 LOW Footprint 38.672% Hits 123
Prefix / IP version
/24 · IPv4
Network
51.222.168.0
Broadcast
51.222.168.255
Observed IPs / Subnet size
99 observed · 256 total
Centroid
45.31469999999994 , -73.87849999999993
Hits / Errors
123 hits · 22 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

142.44.225.0/24

Risk Max 1 LOW Footprint 38.281% Hits 125
Prefix / IP version
/24 · IPv4
Network
142.44.225.0
Broadcast
142.44.225.255
Observed IPs / Subnet size
98 observed · 256 total
Centroid
45.31469999999994 , -73.87849999999993
Hits / Errors
125 hits · 24 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.161.37.0/24

Risk Max 1 LOW Footprint 38.281% Hits 123
Prefix / IP version
/24 · IPv4
Network
51.161.37.0
Broadcast
51.161.37.255
Observed IPs / Subnet size
98 observed · 256 total
Centroid
45.31469999999993 , -73.87849999999996
Hits / Errors
123 hits · 18 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

142.44.228.0/24

Risk Max 1 LOW Footprint 38.281% Hits 119
Prefix / IP version
/24 · IPv4
Network
142.44.228.0
Broadcast
142.44.228.255
Observed IPs / Subnet size
98 observed · 256 total
Centroid
45.31469999999994 , -73.87849999999995
Hits / Errors
119 hits · 20 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.222.95.0/24

Risk Max 1 LOW Footprint 37.891% Hits 125
Prefix / IP version
/24 · IPv4
Network
51.222.95.0
Broadcast
51.222.95.255
Observed IPs / Subnet size
97 observed · 256 total
Centroid
45.31469999999994 , -73.87849999999995
Hits / Errors
125 hits · 25 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

15.235.27.0/24

Risk Max 1 LOW Footprint 37.891% Hits 122
Prefix / IP version
/24 · IPv4
Network
15.235.27.0
Broadcast
15.235.27.255
Observed IPs / Subnet size
97 observed · 256 total
Centroid
45.31469999999993 , -73.87849999999995
Hits / Errors
122 hits · 31 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

54.39.203.0/24

Risk Max 1 LOW Footprint 37.891% Hits 122
Prefix / IP version
/24 · IPv4
Network
54.39.203.0
Broadcast
54.39.203.255
Observed IPs / Subnet size
97 observed · 256 total
Centroid
45.3161 , -73.8736
Hits / Errors
122 hits · 22 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

54.39.6.0/24

Risk Max 1 LOW Footprint 37.109% Hits 121
Prefix / IP version
/24 · IPv4
Network
54.39.6.0
Broadcast
54.39.6.255
Observed IPs / Subnet size
95 observed · 256 total
Centroid
45.3161 , -73.87359999999995
Hits / Errors
121 hits · 28 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

167.114.139.0/24

Risk Max 1 LOW Footprint 36.328% Hits 117
Prefix / IP version
/24 · IPv4
Network
167.114.139.0
Broadcast
167.114.139.255
Observed IPs / Subnet size
93 observed · 256 total
Centroid
45.5063 , -73.57939999999994
Hits / Errors
117 hits · 27 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

94.23.188.0/24

Risk Max 1 LOW Footprint 12.500% Hits 105
Prefix / IP version
/24 · IPv4
Network
94.23.188.0
Broadcast
94.23.188.255
Observed IPs / Subnet size
32 observed · 256 total
Centroid
50.69270000000003 , 3.1778500000000007
Hits / Errors
105 hits · 41 errors
First / Last seen
2026-02-26 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

54.37.118.0/24

Risk Max 1 LOW Footprint 12.109% Hits 105
Prefix / IP version
/24 · IPv4
Network
54.37.118.0
Broadcast
54.37.118.255
Observed IPs / Subnet size
31 observed · 256 total
Centroid
50.6927 , 3.1778500000000007
Hits / Errors
105 hits · 34 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

5.39.109.0/24

Risk Max 1 LOW Footprint 12.109% Hits 104
Prefix / IP version
/24 · IPv4
Network
5.39.109.0
Broadcast
5.39.109.255
Observed IPs / Subnet size
31 observed · 256 total
Centroid
50.69270000000001 , 3.1778500000000003
Hits / Errors
104 hits · 38 errors
First / Last seen
2026-02-26 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

176.31.139.0/24

Risk Max 1 LOW Footprint 12.109% Hits 102
Prefix / IP version
/24 · IPv4
Network
176.31.139.0
Broadcast
176.31.139.255
Observed IPs / Subnet size
31 observed · 256 total
Centroid
50.69769999999999 , 3.1786
Hits / Errors
102 hits · 39 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.68.247.0/24

Risk Max 1 LOW Footprint 12.109% Hits 101
Prefix / IP version
/24 · IPv4
Network
51.68.247.0
Broadcast
51.68.247.255
Observed IPs / Subnet size
31 observed · 256 total
Centroid
50.69270000000001 , 3.1778499999999994
Hits / Errors
101 hits · 53 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

92.222.104.0/24

Risk Max 1 LOW Footprint 12.109% Hits 91
Prefix / IP version
/24 · IPv4
Network
92.222.104.0
Broadcast
92.222.104.255
Observed IPs / Subnet size
31 observed · 256 total
Centroid
48.855799999999995 , 2.3494000000000006
Hits / Errors
91 hits · 32 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

5.39.1.0/24

Risk Max 1 LOW Footprint 11.719% Hits 104
Prefix / IP version
/24 · IPv4
Network
5.39.1.0
Broadcast
5.39.1.255
Observed IPs / Subnet size
30 observed · 256 total
Centroid
50.692700000000016 , 3.177850000000001
Hits / Errors
104 hits · 48 errors
First / Last seen
2026-02-26 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.75.236.0/24

Risk Max 1 LOW Footprint 11.328% Hits 94
Prefix / IP version
/24 · IPv4
Network
51.75.236.0
Broadcast
51.75.236.255
Observed IPs / Subnet size
29 observed · 256 total
Centroid
50.69270000000002 , 3.1778500000000003
Hits / Errors
94 hits · 36 errors
First / Last seen
2026-02-26 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.59.204.0/24

Risk Max 1 LOW Footprint 10.938% Hits 85
Prefix / IP version
/24 · IPv4
Network
37.59.204.0
Broadcast
37.59.204.255
Observed IPs / Subnet size
28 observed · 256 total
Centroid
50.6927 , 3.1778500000000007
Hits / Errors
85 hits · 31 errors
First / Last seen
2026-02-26 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

147.135.212.0/24

Risk Max 1 LOW Footprint 1.172% Hits 43
Prefix / IP version
/24 · IPv4
Network
147.135.212.0
Broadcast
147.135.212.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
50.6924 , 3.2011299999999996
Hits / Errors
43 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-25 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.83.237.0/24

Risk Max 1 LOW Footprint 0.391% Hits 48
Prefix / IP version
/24 · IPv4
Network
51.83.237.0
Broadcast
51.83.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2143 , 20.8009
Hits / Errors
48 hits · 7 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.222.105.0/24

Risk Max 1 LOW Footprint 0.391% Hits 48
Prefix / IP version
/24 · IPv4
Network
51.222.105.0
Broadcast
51.222.105.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.50289999999999 , -73.5723
Hits / Errors
48 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

217.182.139.0/24

Risk Max 1 LOW Footprint 0.391% Hits 46
Prefix / IP version
/24 · IPv4
Network
217.182.139.0
Broadcast
217.182.139.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6924 , 3.20113
Hits / Errors
46 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

54.36.60.0/24

Risk Max 1 LOW Footprint 0.391% Hits 38
Prefix / IP version
/24 · IPv4
Network
54.36.60.0
Broadcast
54.36.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6924 , 3.20113
Hits / Errors
38 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

193.70.44.0/24

Risk Max 1 LOW Footprint 0.391% Hits 36
Prefix / IP version
/24 · IPv4
Network
193.70.44.0
Broadcast
193.70.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6924 , 3.20113
Hits / Errors
36 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

54.39.16.0/24

Risk Max 1 LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
54.39.16.0
Broadcast
54.39.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.3161 , -73.8736
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

57.129.81.0/24

Risk Max LOW Footprint 3.516% Hits 63
Prefix / IP version
/24 · IPv4
Network
57.129.81.0
Broadcast
57.129.81.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
50.1162 , 8.6693
Hits / Errors
63 hits · 5 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.68.111.0/24

Risk Max LOW Footprint 2.734% Hits 22
Prefix / IP version
/24 · IPv4
Network
51.68.111.0
Broadcast
51.68.111.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
50.6916 , 3.2015099999999994
Hits / Errors
22 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

151.80.133.0/24

Risk Max LOW Footprint 1.953% Hits 35
Prefix / IP version
/24 · IPv4
Network
151.80.133.0
Broadcast
151.80.133.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
50.6977 , 3.1786
Hits / Errors
35 hits · 6 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.68.107.0/24

Risk Max LOW Footprint 1.953% Hits 14
Prefix / IP version
/24 · IPv4
Network
51.68.107.0
Broadcast
51.68.107.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
50.692400000000006 , 3.20113
Hits / Errors
14 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.77.211.0/24

Risk Max LOW Footprint 1.562% Hits 44
Prefix / IP version
/24 · IPv4
Network
51.77.211.0
Broadcast
51.77.211.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
50.6924 , 3.2011300000000005
Hits / Errors
44 hits · 3 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2