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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: First Server Limited · Clear
Snapshot 2026-01-20 Results 8 Page 1 / 1

147.78.67.0/24

Risk Max 9 LOW Footprint 0.391% Hits 46
Prefix / IP version
/24 · IPv4
Network
147.78.67.0
Broadcast
147.78.67.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
46 hits · 43 errors
First / Last seen
2024-10-04 11:38 · 2024-10-04 11:40
Top ASN
AS204997 · FIRST SERVER LIMITED
Top organization / ISP
First Server Limited · First Server Limited
Top geo
Russia · Moscow · Moscow
Window / Updated
2024-09-30 → 2024-10-07 · Updated 2026-01-14 · v2
Open report →

45.134.13.0/24

Risk Max — LOW Footprint 0.781% Hits 12
Prefix / IP version
/24 · IPv4
Network
45.134.13.0
Broadcast
45.134.13.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
48.85659999999999 , 2.35222
Hits / Errors
12 hits · 3 errors
First / Last seen
2025-10-04 10:31 · 2025-10-04 13:37
Top ASN
AS200740 · FIRST SERVER LIMITED
Top organization / ISP
Hypercore Ltd · First Server Limited
Top geo
France · Île-de-France · Paris
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2
Open report →

193.239.160.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
193.239.160.0
Broadcast
193.239.160.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.6826 , 23.3223
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-04-09 11:19 · 2025-04-09 11:19
Top ASN
AS200740 · FIRST SERVER LIMITED
Top organization / ISP
First Server Limited · First Server Limited
Top geo
Bulgaria · Sofia-Capital · Sofia
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2
Open report →

84.252.73.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
84.252.73.0
Broadcast
84.252.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-10-28 11:51 · 2025-10-28 12:05
Top ASN
AS205090 · FIRST SERVER LIMITED
Top organization / ISP
Firstbyte Hosting · First Server Limited
Top geo
Russia · Moscow · Moscow
Window / Updated
2025-10-27 → 2025-11-03 · Updated 2026-01-14 · v2
Open report →

91.217.81.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.217.81.0
Broadcast
91.217.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-06 07:43 · 2025-09-06 07:43
Top ASN
AS204997 · FIRST SERVER LIMITED
Top organization / ISP
Firstbyte Hosting · First Server Limited
Top geo
Russia · Moscow · Moscow
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2
Open report →

193.162.143.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
193.162.143.0
Broadcast
193.162.143.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-08 14:45 · 2025-05-08 14:45
Top ASN
AS205090 · FIRST SERVER LIMITED
Top organization / ISP
First Server Limited · First Server Limited
Top geo
Russia · Moscow · Moscow
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

91.103.253.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.103.253.0
Broadcast
91.103.253.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3759 , 4.8975
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-05-28 01:52 · 2024-05-28 01:52
Top ASN
AS200740 · FIRST SERVER LIMITED
Top organization / ISP
Hypercore Ltd · First Server Limited
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2024-05-27 → 2024-06-03 · Updated 2026-01-14 · v2
Open report →

45.138.74.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.138.74.0
Broadcast
45.138.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.2049 , 16.3662
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-11-03 11:17 · 2023-11-03 11:17
Top ASN
AS200740 · FIRST SERVER LIMITED
Top organization / ISP
OY Creanova Hosting Solutions LTD · First Server Limited
Top geo
Austria · Vienna · Vienna
Window / Updated
2023-10-30 → 2023-11-06 · Updated 2026-01-14 · v2
Open report →