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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.

42.113.129.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.113.129.0
Broadcast
42.113.129.255
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

58.187.67.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
58.187.67.0
Broadcast
58.187.67.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.22.46.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
113.22.46.0
Broadcast
113.22.46.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.1317 , 105.345
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.53.96.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.53.96.0
Broadcast
1.53.96.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.55.48.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.55.48.0
Broadcast
1.55.48.255
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 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.52.109.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.52.109.0
Broadcast
1.52.109.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 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

42.113.16.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.113.16.0
Broadcast
42.113.16.255
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 · 2026-02-27 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

58.187.96.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
58.187.96.0
Broadcast
58.187.96.255
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 · 2026-02-27 02:00
Top ASN
AS18403 · FPT Telecom Company
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.53.152.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.53.152.0
Broadcast
1.53.152.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
10.9413 , 106.8221
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
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.53.74.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.53.74.0
Broadcast
1.53.74.255
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 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

58.187.54.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
58.187.54.0
Broadcast
58.187.54.255
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.118.26.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.118.26.0
Broadcast
42.118.26.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.55.167.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.55.167.0
Broadcast
1.55.167.255
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 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.115.186.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.115.186.0
Broadcast
42.115.186.255
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.119.223.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.119.223.0
Broadcast
42.119.223.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
20.8567 , 106.6826
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.80.94.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
183.80.94.0
Broadcast
183.80.94.255
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 · 2026-02-25 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.54.252.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
1.54.252.0
Broadcast
1.54.252.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
20.9423 , 107.0727
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.23.75.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
113.23.75.0
Broadcast
113.23.75.255
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 · 2026-02-24 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.117.163.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.117.163.0
Broadcast
42.117.163.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
12.713 , 108.301
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.117.88.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
42.117.88.0
Broadcast
42.117.88.255
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
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.80.39.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
183.80.39.0
Broadcast
183.80.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.7682 , 106.666
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-23 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

42.116.109.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
42.116.109.0
Broadcast
42.116.109.255
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 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

118.71.3.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
118.71.3.0
Broadcast
118.71.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 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

1.53.212.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
1.53.212.0
Broadcast
1.53.212.255
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 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.114.34.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.114.34.0
Broadcast
42.114.34.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.115.200.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.115.200.0
Broadcast
42.115.200.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.821999999999997 , 106.6257
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS18403 · FPT Telecom Company
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.119.229.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.119.229.0
Broadcast
42.119.229.255
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 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.113.45.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.113.45.0
Broadcast
42.113.45.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.22.63.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
113.22.63.0
Broadcast
113.22.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0278 , 105.834
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-01 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

118.71.37.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
118.71.37.0
Broadcast
118.71.37.255
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 · 2026-02-28 02:00
Top ASN
AS18403 · FPT Telecom Company
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.112.146.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.112.146.0
Broadcast
42.112.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.821999999999997 , 106.6257
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS18403 · FPT Telecom Company
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

42.117.169.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.117.169.0
Broadcast
42.117.169.255
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.55.31.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
1.55.31.0
Broadcast
1.55.31.255
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 · 2026-02-26 02:00
Top ASN
AS18403 · FPT Telecom Company
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.53.52.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
1.53.52.0
Broadcast
1.53.52.255
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
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

1.52.248.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
1.52.248.0
Broadcast
1.52.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
20.8867 , 105.35200000000002
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

118.71.137.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
118.71.137.0
Broadcast
118.71.137.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.84610000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 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

118.70.238.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
118.70.238.0
Broadcast
118.70.238.255
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

42.116.144.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
42.116.144.0
Broadcast
42.116.144.255
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

183.80.81.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
183.80.81.0
Broadcast
183.80.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.823100000000002 , 106.63
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 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

58.186.47.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
58.186.47.0
Broadcast
58.186.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.699999999999998 , 105.117
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 geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2