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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.

58.187.126.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
58.187.126.0
Broadcast
58.187.126.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
10.821999999999997 , 106.6257
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.54.5.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
1.54.5.0
Broadcast
1.54.5.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.54.7.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.54.7.0
Broadcast
1.54.7.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.23.50.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
113.23.50.0
Broadcast
113.23.50.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.113.117.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.113.117.0
Broadcast
42.113.117.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.113.155.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.113.155.0
Broadcast
42.113.155.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.118.119.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.118.119.0
Broadcast
42.118.119.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

58.186.164.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
58.186.164.0
Broadcast
58.186.164.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.54.209.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.54.209.0
Broadcast
1.54.209.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

58.186.78.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
58.186.78.0
Broadcast
58.186.78.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.53.223.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.53.223.0
Broadcast
1.53.223.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.117.234.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.117.234.0
Broadcast
42.117.234.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.113.157.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.113.157.0
Broadcast
42.113.157.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.55.164.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.55.164.0
Broadcast
1.55.164.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.119.87.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.119.87.0
Broadcast
42.119.87.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

58.186.197.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
58.186.197.0
Broadcast
58.186.197.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
13.6212 , 107.2055
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.22.118.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
113.22.118.0
Broadcast
113.22.118.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

58.186.122.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
58.186.122.0
Broadcast
58.186.122.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.114.16.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.114.16.0
Broadcast
42.114.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.821999999999997 , 106.6257
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.23.52.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
113.23.52.0
Broadcast
113.23.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.114.162.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.114.162.0
Broadcast
42.114.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.81.46.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
183.81.46.0
Broadcast
183.81.46.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.821999999999997 , 106.6257
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.117.25.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.117.25.0
Broadcast
42.117.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.23.108.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
113.23.108.0
Broadcast
113.23.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.821999999999997 , 106.6257
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.80.150.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
183.80.150.0
Broadcast
183.80.150.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.55.112.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
1.55.112.0
Broadcast
1.55.112.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

118.68.84.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
118.68.84.0
Broadcast
118.68.84.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.821999999999997 , 106.6257
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.55.80.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
1.55.80.0
Broadcast
1.55.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.821999999999997 , 106.6257
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.53.222.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.53.222.0
Broadcast
1.53.222.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.55.81.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.55.81.0
Broadcast
1.55.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.23.43.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
113.23.43.0
Broadcast
113.23.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

118.71.66.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
118.71.66.0
Broadcast
118.71.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.114.212.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.114.212.0
Broadcast
42.114.212.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.52.122.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.52.122.0
Broadcast
1.52.122.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.23.54.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
113.23.54.0
Broadcast
113.23.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.114.215.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.114.215.0
Broadcast
42.114.215.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.52.164.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.52.164.0
Broadcast
1.52.164.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.8943 , 106.397
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.54.77.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.54.77.0
Broadcast
1.54.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.54.210.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.54.210.0
Broadcast
1.54.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.114.216.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.216.0
Broadcast
42.114.216.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2