DigitalOcean Referral Badge
cloud1
cloud2
cloud3
cloud4
cloud5
cloud6

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.

81.218.56.0/24

Risk Max LOW Footprint 0.391% Hits 44
Prefix / IP version
/24 · IPv4
Network
81.218.56.0
Broadcast
81.218.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
44 hits · 1 errors
First / Last seen
2024-11-03 16:15 · 2024-11-03 16:15
Top ASN
Top organization / ISP
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

46.121.6.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
46.121.6.0
Broadcast
46.121.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-02-02 23:00 · 2025-02-02 23:01
Top ASN
Window / Updated
2025-01-27 → 2025-02-03 · Updated 2026-01-14 · v2

46.121.253.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
46.121.253.0
Broadcast
46.121.253.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-04-15 10:38 · 2025-04-15 10:38
Top ASN
Top organization / ISP
Window / Updated
2025-04-14 → 2025-04-21 · Updated 2026-01-14 · v2

91.240.235.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
91.240.235.0
Broadcast
91.240.235.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-03-17 07:57 · 2025-03-17 07:58
Top ASN
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

213.137.72.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.137.72.0
Broadcast
213.137.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2518 , 34.7913
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-24 13:01 · 2025-05-24 13:01
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

81.218.52.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
81.218.52.0
Broadcast
81.218.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-03-06 08:44 · 2025-03-06 08:44
Top ASN
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2

132.73.115.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
132.73.115.0
Broadcast
132.73.115.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-02-21 13:54 · 2025-02-21 13:54
Top organization / ISP
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2

46.121.252.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
46.121.252.0
Broadcast
46.121.252.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 02:45 · 2025-12-14 02:45
Top ASN
Top organization / ISP
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2

213.57.136.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
213.57.136.0
Broadcast
213.57.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-15 21:50 · 2025-11-15 21:50
Top ASN
Top organization / ISP
— · HOTNET-CABLES
Window / Updated
2025-11-10 → 2025-11-17 · Updated 2026-01-14 · v2

87.71.251.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.71.251.0
Broadcast
87.71.251.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-09-29 11:21 · 2025-09-29 11:21
Top ASN
Top organization / ISP
— · Smile 012 ltd
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

213.57.137.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
213.57.137.0
Broadcast
213.57.137.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-21 01:03 · 2025-09-21 01:03
Top ASN
Top organization / ISP
— · HOTNET-CABLES
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

77.125.3.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.125.3.0
Broadcast
77.125.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.2538 , 34.7858
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-02-18 01:50 · 2025-02-18 01:50
Top ASN
Top organization / ISP
— · Smile 012 Ltd
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2