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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: Ahrefs Pte Ltd Dmytro · Clear
Snapshot 2026-03-06 Results 18 Page 1 / 1

51.195.183.0/24

Risk Max 3 LOW Footprint 73.828% Hits 350
Prefix / IP version
/24 · IPv4
Network
51.195.183.0
Broadcast
51.195.183.255
Observed IPs / Subnet size
189 observed · 256 total
Centroid
51.507200000000005 , -0.1275860000000004
Hits / Errors
350 hits · 142 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.89.129.0/24

Risk Max 3 LOW Footprint 73.828% Hits 317
Prefix / IP version
/24 · IPv4
Network
51.89.129.0
Broadcast
51.89.129.255
Observed IPs / Subnet size
189 observed · 256 total
Centroid
51.508099999999835 , -0.1278000000000003
Hits / Errors
317 hits · 124 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.244.226.0/24

Risk Max 3 LOW Footprint 71.094% Hits 324
Prefix / IP version
/24 · IPv4
Network
198.244.226.0
Broadcast
198.244.226.255
Observed IPs / Subnet size
182 observed · 256 total
Centroid
51.508099999999835 , -0.12780000000000022
Hits / Errors
324 hits · 129 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.244.242.0/24

Risk Max 3 LOW Footprint 71.094% Hits 315
Prefix / IP version
/24 · IPv4
Network
198.244.242.0
Broadcast
198.244.242.255
Observed IPs / Subnet size
182 observed · 256 total
Centroid
51.50809999999986 , -0.12780000000000027
Hits / Errors
315 hits · 129 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

54.38.147.0/24

Risk Max 3 LOW Footprint 69.531% Hits 317
Prefix / IP version
/24 · IPv4
Network
54.38.147.0
Broadcast
54.38.147.255
Observed IPs / Subnet size
178 observed · 256 total
Centroid
51.507200000000005 , -0.12758600000000042
Hits / Errors
317 hits · 122 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.195.215.0/24

Risk Max 3 LOW Footprint 69.531% Hits 299
Prefix / IP version
/24 · IPv4
Network
51.195.215.0
Broadcast
51.195.215.255
Observed IPs / Subnet size
178 observed · 256 total
Centroid
51.50809999999985 , -0.1278000000000003
Hits / Errors
299 hits · 117 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.244.168.0/24

Risk Max 2 LOW Footprint 70.312% Hits 314
Prefix / IP version
/24 · IPv4
Network
198.244.168.0
Broadcast
198.244.168.255
Observed IPs / Subnet size
180 observed · 256 total
Centroid
51.507200000000005 , -0.12758600000000045
Hits / Errors
314 hits · 115 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.244.240.0/24

Risk Max 2 LOW Footprint 69.141% Hits 298
Prefix / IP version
/24 · IPv4
Network
198.244.240.0
Broadcast
198.244.240.255
Observed IPs / Subnet size
177 observed · 256 total
Centroid
51.508099999999835 , -0.12780000000000027
Hits / Errors
298 hits · 144 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.244.183.0/24

Risk Max 2 LOW Footprint 67.969% Hits 320
Prefix / IP version
/24 · IPv4
Network
198.244.183.0
Broadcast
198.244.183.255
Observed IPs / Subnet size
174 observed · 256 total
Centroid
51.50809999999984 , -0.12780000000000025
Hits / Errors
320 hits · 141 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.195.244.0/24

Risk Max 2 LOW Footprint 66.406% Hits 285
Prefix / IP version
/24 · IPv4
Network
51.195.244.0
Broadcast
51.195.244.255
Observed IPs / Subnet size
170 observed · 256 total
Centroid
51.50809999999982 , -0.1278000000000003
Hits / Errors
285 hits · 114 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS16276 · OVH SAS
Top organization / ISP
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
United Kingdom · England · London
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

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
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
France · Hauts-de-France · Roubaix
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

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
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
France · Hauts-de-France · Roubaix
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

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
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
France · Hauts-de-France · Roubaix
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

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
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
France · Hauts-de-France · Roubaix
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

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
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
France · Hauts-de-France · Roubaix
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

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
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
France · Hauts-de-France · Roubaix
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

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
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
France · Hauts-de-France · Roubaix
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

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
Ahrefs Pte Ltd Dmytro · OVH SAS
Top geo
France · Hauts-de-France · Roubaix
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →