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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.

171.232.215.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.232.215.0
Broadcast
171.232.215.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.237.183.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.237.183.0
Broadcast
171.237.183.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.239.161.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.239.161.0
Broadcast
171.239.161.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.241.105.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.241.105.0
Broadcast
171.241.105.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.241.139.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.241.139.0
Broadcast
171.241.139.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.246.233.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.246.233.0
Broadcast
171.246.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0278 , 105.834
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.247.205.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.247.205.0
Broadcast
171.247.205.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.224.191.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.224.191.0
Broadcast
171.224.191.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.228.255.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.228.255.0
Broadcast
171.228.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.234.174.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.234.174.0
Broadcast
171.234.174.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.5941 , 105.8432
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.234.195.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.234.195.0
Broadcast
171.234.195.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.237.80.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.237.80.0
Broadcast
171.237.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
20.253 , 105.9749
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.238.191.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.238.191.0
Broadcast
171.238.191.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
16.0685 , 108.2215
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.238.65.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.238.65.0
Broadcast
171.238.65.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
20.253 , 105.9749
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.238.89.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.238.89.0
Broadcast
171.238.89.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.240.28.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.240.28.0
Broadcast
171.240.28.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.241.49.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.241.49.0
Broadcast
171.241.49.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.242.39.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.242.39.0
Broadcast
171.242.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.242.74.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.242.74.0
Broadcast
171.242.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.6728 , 105.6963
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.244.188.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.244.188.0
Broadcast
171.244.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0278 , 105.834
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.248.89.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.248.89.0
Broadcast
171.248.89.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.250.11.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.250.11.0
Broadcast
171.250.11.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.250.131.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.250.131.0
Broadcast
171.250.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.9413 , 106.8221
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.255.118.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.255.118.0
Broadcast
171.255.118.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

27.79.255.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
27.79.255.0
Broadcast
27.79.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

115.73.130.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
115.73.130.0
Broadcast
115.73.130.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
— · VIETELmetro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

115.72.208.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
115.72.208.0
Broadcast
115.72.208.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.0361 , 105.7941
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
— · VIETELmetro
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

115.74.47.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
115.74.47.0
Broadcast
115.74.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

115.76.235.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
115.76.235.0
Broadcast
115.76.235.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
11.3085 , 106.0948
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

115.76.78.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
115.76.78.0
Broadcast
115.76.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.224.124.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.224.124.0
Broadcast
171.224.124.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.226.79.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.226.79.0
Broadcast
171.226.79.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.822 , 106.6257
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.227.83.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.227.83.0
Broadcast
171.227.83.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.9468 , 107.0145
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.229.100.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.229.100.0
Broadcast
171.229.100.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.229.130.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.229.130.0
Broadcast
171.229.130.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.229.32.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.229.32.0
Broadcast
171.229.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.229.4.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.229.4.0
Broadcast
171.229.4.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.234.66.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.234.66.0
Broadcast
171.234.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0278 , 105.834
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.236.108.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.236.108.0
Broadcast
171.236.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.237.149.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.237.149.0
Broadcast
171.237.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.0184 , 105.8461
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7552 · Viettel Group
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2