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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: Sliven · Clear
Snapshot 2026-01-20 Results 6 Page 1 / 1

91.92.69.0/24

Risk Max 2 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
91.92.69.0
Broadcast
91.92.69.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8799 , 26.448
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-07-20 08:12 · 2023-07-20 11:24
Top ASN
AS34295 · Geo BG Net SPLtd.
Top organization / ISP
MER2005 address space · NETERRA-MER2005
Top geo
Bulgaria · Sliven · Kotel
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2
Open report →

217.174.58.0/24

Risk Max — LOW Footprint 0.391% Hits 94
Prefix / IP version
/24 · IPv4
Network
217.174.58.0
Broadcast
217.174.58.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.6842 , 26.3342
Hits / Errors
94 hits · 28 errors
First / Last seen
2025-08-25 09:29 · 2025-08-28 02:54
Top ASN
AS29084 · ComNet Bulgaria
Top organization / ISP
Comnet Bulgaria Holding Ltd. · ComNet Bulgaria Holding Ltd
Top geo
Bulgaria · Sliven · Sliven
Window / Updated
2025-08-25 → 2025-09-01 · Updated 2026-01-14 · v2
Open report →

217.174.54.0/24

Risk Max — LOW Footprint 0.391% Hits 25
Prefix / IP version
/24 · IPv4
Network
217.174.54.0
Broadcast
217.174.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.684200000000004 , 26.3342
Hits / Errors
25 hits · 1 errors
First / Last seen
2025-08-02 08:22 · 2025-08-02 08:38
Top ASN
AS29084 · ComNet Bulgaria
Top organization / ISP
Comnet Bulgaria Holding Ltd. · ComNet Bulgaria Holding Ltd.
Top geo
Bulgaria · Sliven · Sliven
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

145.255.209.0/24

Risk Max — LOW Footprint 0.391% Hits 24
Prefix / IP version
/24 · IPv4
Network
145.255.209.0
Broadcast
145.255.209.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.7023 , 25.9068
Hits / Errors
24 hits · 2 errors
First / Last seen
2024-11-15 17:10 · 2024-11-15 17:11
Top ASN
AS198259 · ECOM SERVICE AD
Top organization / ISP
Ikom Service - Veliko Tarnovo · Ecom Service AD
Top geo
Bulgaria · Sliven · Tvarditsa
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2
Open report →

217.174.52.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.174.52.0
Broadcast
217.174.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.6842 , 26.3342
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 11:24 · 2025-12-17 11:24
Top ASN
AS29084 · ComNet Bulgaria
Top organization / ISP
Comnet Bulgaria Holding Ltd. · ComNet Bulgaria Holding Ltd.
Top geo
Bulgaria · Sliven · Sliven
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

77.85.157.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.85.157.0
Broadcast
77.85.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.6842 , 26.3342
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-15 20:00 · 2025-11-15 20:00
Top ASN
AS8866 · Vivacom Bulgaria EAD
Top organization / ISP
BTC-BROADBAND · Vivacom Bulgaria EAD
Top geo
Bulgaria · Sliven · Sliven
Window / Updated
2025-11-10 → 2025-11-17 · Updated 2026-01-14 · v2
Open report →