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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: Telecom.ru Ltd · Clear
Snapshot 2026-01-28 Results 5 Page 1 / 1

109.197.199.0/24

Risk Max — LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
109.197.199.0
Broadcast
109.197.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.2706 , 48.2851
Hits / Errors
6 hits · 0 errors
First / Last seen
2024-01-12 16:42 · 2024-01-12 16:42
Top ASN
AS50716 · Telecom.ru Ltd
Top organization / ISP
Telecom.ru Ltd · JSC Telecom.ru
Top geo
Russia · Ulyanovsk Oblast · Ulyanovsk
Window / Updated
2024-01-08 → 2024-01-15 · Updated 2026-01-14 · v2
Open report →

146.158.81.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
146.158.81.0
Broadcast
146.158.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.3307 , 48.3888
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 09:58 · 2025-12-17 09:58
Top ASN
AS50716 · Telecom.ru Ltd
Top organization / ISP
Telecom.ru Ltd · Telecom.ru Ltd
Top geo
Russia · Ulyanovsk Oblast · Ulyanovsk
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

87.76.3.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.76.3.0
Broadcast
87.76.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.3307 , 48.3888
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-15 06:01 · 2025-09-15 06:01
Top ASN
AS50716 · Telecom.ru Ltd
Top organization / ISP
Telecom.ru Ltd · Telecom.ru Ltd
Top geo
Russia · Ulyanovsk Oblast · Ulyanovsk
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

176.116.138.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
176.116.138.0
Broadcast
176.116.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.3307 , 48.3888
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-09 06:53 · 2025-09-09 06:53
Top ASN
AS50716 · Telecom.ru Ltd
Top organization / ISP
Telecom.ru Ltd · JSC Telecom.ru
Top geo
Russia · Ulyanovsk Oblast · Ulyanovsk
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

87.76.8.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.76.8.0
Broadcast
87.76.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.3307 , 48.3888
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-12-26 00:41 · 2023-12-26 00:41
Top ASN
AS50716 · Telecom.ru Ltd
Top organization / ISP
Telecom.ru Ltd · JSC Telecom.ru
Top geo
Russia · Ulyanovsk Oblast · Ulyanovsk
Window / Updated
2023-12-25 → 2024-01-01 · Updated 2026-01-14 · v2
Open report →