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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.

42.115.187.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.115.187.0
Broadcast
42.115.187.255
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

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

58.186.180.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
58.186.180.0
Broadcast
58.186.180.255
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

113.23.123.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
113.23.123.0
Broadcast
113.23.123.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

42.118.115.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.118.115.0
Broadcast
42.118.115.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

42.117.149.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.117.149.0
Broadcast
42.117.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

1.52.176.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.52.176.0
Broadcast
1.52.176.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

42.114.73.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.73.0
Broadcast
42.114.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

42.114.168.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.168.0
Broadcast
42.114.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

42.114.27.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.27.0
Broadcast
42.114.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

42.117.42.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.117.42.0
Broadcast
42.117.42.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

1.55.68.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.55.68.0
Broadcast
1.55.68.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

1.52.162.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.52.162.0
Broadcast
1.52.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
11.9465 , 108.442
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

1.52.185.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.52.185.0
Broadcast
1.52.185.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.53.50.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.53.50.0
Broadcast
1.53.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.54.8.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.54.8.0
Broadcast
1.54.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

1.55.201.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.55.201.0
Broadcast
1.55.201.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

42.114.213.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.213.0
Broadcast
42.114.213.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

42.117.78.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.117.78.0
Broadcast
42.117.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.23.74.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
113.23.74.0
Broadcast
113.23.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

113.23.31.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
113.23.31.0
Broadcast
113.23.31.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
12.2451 , 109.194
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

113.23.55.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
113.23.55.0
Broadcast
113.23.55.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

183.81.8.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
183.81.8.0
Broadcast
183.81.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.80.57.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
183.80.57.0
Broadcast
183.80.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 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

113.23.26.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
113.23.26.0
Broadcast
113.23.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
17.4688 , 106.622
Hits / Errors
1 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

1.55.50.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.55.50.0
Broadcast
1.55.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

42.119.205.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.119.205.0
Broadcast
42.119.205.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

1.55.197.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.55.197.0
Broadcast
1.55.197.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

42.114.38.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.38.0
Broadcast
42.114.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

42.114.17.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.17.0
Broadcast
42.114.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

42.114.15.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.15.0
Broadcast
42.114.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
20.852 , 104.622
Hits / Errors
1 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

42.119.144.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.119.144.0
Broadcast
42.119.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

42.113.240.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.113.240.0
Broadcast
42.113.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

118.68.63.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
118.68.63.0
Broadcast
118.68.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

42.115.196.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.115.196.0
Broadcast
42.115.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 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

1.55.108.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.55.108.0
Broadcast
1.55.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

42.114.33.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.114.33.0
Broadcast
42.114.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

1.55.174.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
1.55.174.0
Broadcast
1.55.174.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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

42.118.128.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
42.118.128.0
Broadcast
42.118.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 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