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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.

123.18.240.0/24

Risk Max LOW Footprint 5.469% Hits 32
Prefix / IP version
/24 · IPv4
Network
123.18.240.0
Broadcast
123.18.240.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
19.4087375 , 105.73933125000002
Hits / Errors
32 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.247.0/24

Risk Max LOW Footprint 5.469% Hits 25
Prefix / IP version
/24 · IPv4
Network
123.18.247.0
Broadcast
123.18.247.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
18.9554 , 105.712824
Hits / Errors
25 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.98.0/24

Risk Max LOW Footprint 5.469% Hits 24
Prefix / IP version
/24 · IPv4
Network
113.181.98.0
Broadcast
113.181.98.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
18.956887500000004 , 105.77266249999998
Hits / Errors
24 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.253.0/24

Risk Max LOW Footprint 5.469% Hits 22
Prefix / IP version
/24 · IPv4
Network
123.18.253.0
Broadcast
123.18.253.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
18.779845454545452 , 105.70255909090908
Hits / Errors
22 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.244.0/24

Risk Max LOW Footprint 5.469% Hits 21
Prefix / IP version
/24 · IPv4
Network
123.18.244.0
Broadcast
123.18.244.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
19.682085714285712 , 105.75531428571429
Hits / Errors
21 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.37.0/24

Risk Max LOW Footprint 5.078% Hits 26
Prefix / IP version
/24 · IPv4
Network
113.181.37.0
Broadcast
113.181.37.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
13.997792307692304 , 105.96080769230772
Hits / Errors
26 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.248.0/24

Risk Max LOW Footprint 5.078% Hits 25
Prefix / IP version
/24 · IPv4
Network
123.18.248.0
Broadcast
123.18.248.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
19.209728 , 105.84405599999998
Hits / Errors
25 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

14.230.180.0/24

Risk Max LOW Footprint 5.078% Hits 24
Prefix / IP version
/24 · IPv4
Network
14.230.180.0
Broadcast
14.230.180.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
9.94827 , 106.51600000000002
Hits / Errors
24 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.4.0/24

Risk Max LOW Footprint 4.688% Hits 27
Prefix / IP version
/24 · IPv4
Network
113.181.4.0
Broadcast
113.181.4.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
9.95133 , 106.33500000000002
Hits / Errors
27 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.211.0/24

Risk Max LOW Footprint 4.688% Hits 27
Prefix / IP version
/24 · IPv4
Network
123.18.211.0
Broadcast
123.18.211.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
18.847244444444442 , 105.70649999999999
Hits / Errors
27 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.241.0/24

Risk Max LOW Footprint 4.688% Hits 24
Prefix / IP version
/24 · IPv4
Network
123.18.241.0
Broadcast
123.18.241.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
18.967174999999997 , 105.7135125
Hits / Errors
24 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.1.0/24

Risk Max LOW Footprint 4.688% Hits 21
Prefix / IP version
/24 · IPv4
Network
113.181.1.0
Broadcast
113.181.1.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
12.074238571428573 , 106.26509523809524
Hits / Errors
21 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.254.0/24

Risk Max LOW Footprint 4.688% Hits 20
Prefix / IP version
/24 · IPv4
Network
123.18.254.0
Broadcast
123.18.254.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
18.79055 , 105.70318499999999
Hits / Errors
20 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.249.0/24

Risk Max LOW Footprint 4.688% Hits 19
Prefix / IP version
/24 · IPv4
Network
123.18.249.0
Broadcast
123.18.249.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
18.9206947368421 , 105.7107947368421
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.213.0/24

Risk Max LOW Footprint 4.688% Hits 18
Prefix / IP version
/24 · IPv4
Network
123.18.213.0
Broadcast
123.18.213.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
19.065299999999997 , 105.71924999999999
Hits / Errors
18 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.141.0/24

Risk Max LOW Footprint 4.297% Hits 29
Prefix / IP version
/24 · IPv4
Network
123.18.141.0
Broadcast
123.18.141.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
19.512137931034477 , 105.82515172413795
Hits / Errors
29 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.242.0/24

Risk Max LOW Footprint 4.297% Hits 21
Prefix / IP version
/24 · IPv4
Network
123.18.242.0
Broadcast
123.18.242.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
19.10483809523809 , 105.81757619047617
Hits / Errors
21 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.246.0/24

Risk Max LOW Footprint 4.297% Hits 21
Prefix / IP version
/24 · IPv4
Network
123.18.246.0
Broadcast
123.18.246.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
19.4578 , 105.74220000000001
Hits / Errors
21 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

14.224.149.0/24

Risk Max LOW Footprint 4.297% Hits 17
Prefix / IP version
/24 · IPv4
Network
14.224.149.0
Broadcast
14.224.149.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
13.20342823529412 , 106.19614705882356
Hits / Errors
17 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.23.140.0/24

Risk Max LOW Footprint 4.297% Hits 16
Prefix / IP version
/24 · IPv4
Network
123.23.140.0
Broadcast
123.23.140.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
9.948270000000003 , 106.516
Hits / Errors
16 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.197.0/24

Risk Max LOW Footprint 3.906% Hits 19
Prefix / IP version
/24 · IPv4
Network
123.18.197.0
Broadcast
123.18.197.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
18.6728 , 105.69629999999998
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.216.0/24

Risk Max LOW Footprint 3.906% Hits 19
Prefix / IP version
/24 · IPv4
Network
123.18.216.0
Broadcast
123.18.216.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
18.871084210526316 , 105.76563684210527
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.250.0/24

Risk Max LOW Footprint 3.906% Hits 19
Prefix / IP version
/24 · IPv4
Network
123.18.250.0
Broadcast
123.18.250.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
19.78832631578947 , 105.76152631578948
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

14.182.145.0/24

Risk Max LOW Footprint 3.906% Hits 19
Prefix / IP version
/24 · IPv4
Network
14.182.145.0
Broadcast
14.182.145.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
19.65688947368421 , 105.74241052631578
Hits / Errors
19 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.36.0/24

Risk Max LOW Footprint 3.906% Hits 16
Prefix / IP version
/24 · IPv4
Network
113.181.36.0
Broadcast
113.181.36.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
15.668099999999997 , 105.96249999999999
Hits / Errors
16 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.243.0/24

Risk Max LOW Footprint 3.516% Hits 28
Prefix / IP version
/24 · IPv4
Network
123.18.243.0
Broadcast
123.18.243.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
18.841014285714287 , 105.70613571428571
Hits / Errors
28 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.228.0/24

Risk Max LOW Footprint 3.516% Hits 20
Prefix / IP version
/24 · IPv4
Network
123.18.228.0
Broadcast
123.18.228.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
18.908299999999997 , 105.71007
Hits / Errors
20 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.7.0/24

Risk Max LOW Footprint 3.516% Hits 18
Prefix / IP version
/24 · IPv4
Network
113.181.7.0
Broadcast
113.181.7.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
13.047238333333333 , 106.23305555555555
Hits / Errors
18 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.31.0/24

Risk Max LOW Footprint 3.516% Hits 17
Prefix / IP version
/24 · IPv4
Network
113.181.31.0
Broadcast
113.181.31.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
10.878247058823527 , 105.95764705882351
Hits / Errors
17 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.21.0/24

Risk Max LOW Footprint 3.516% Hits 14
Prefix / IP version
/24 · IPv4
Network
113.181.21.0
Broadcast
113.181.21.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
13.341599999999998 , 105.96014285714286
Hits / Errors
14 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.235.0/24

Risk Max LOW Footprint 3.125% Hits 19
Prefix / IP version
/24 · IPv4
Network
123.18.235.0
Broadcast
123.18.235.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
19.29253684210526 , 105.73253684210526
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.20.0/24

Risk Max LOW Footprint 3.125% Hits 15
Prefix / IP version
/24 · IPv4
Network
113.181.20.0
Broadcast
113.181.20.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
12.410999999999998 , 105.9592
Hits / Errors
15 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.198.0/24

Risk Max LOW Footprint 3.125% Hits 14
Prefix / IP version
/24 · IPv4
Network
123.18.198.0
Broadcast
123.18.198.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
19.34565714285714 , 105.73564285714285
Hits / Errors
14 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

171.251.235.0/24

Risk Max LOW Footprint 3.125% Hits 11
Prefix / IP version
/24 · IPv4
Network
171.251.235.0
Broadcast
171.251.235.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
10.053663636363636 , 106.51636363636364
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 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

123.18.251.0/24

Risk Max LOW Footprint 3.125% Hits 9
Prefix / IP version
/24 · IPv4
Network
123.18.251.0
Broadcast
123.18.251.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
18.6728 , 105.69629999999998
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.160.172.0/24

Risk Max LOW Footprint 2.734% Hits 13
Prefix / IP version
/24 · IPv4
Network
113.160.172.0
Broadcast
113.160.172.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
18.666699999999995 , 105.667
Hits / Errors
13 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

113.181.34.0/24

Risk Max LOW Footprint 2.734% Hits 12
Prefix / IP version
/24 · IPv4
Network
113.181.34.0
Broadcast
113.181.34.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
11.144349999999998 , 105.95791666666666
Hits / Errors
12 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top organization / ISP
— · VNPT
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.223.0/24

Risk Max LOW Footprint 2.734% Hits 12
Prefix / IP version
/24 · IPv4
Network
123.18.223.0
Broadcast
123.18.223.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
20.239675 , 105.76034166666663
Hits / Errors
12 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.199.0/24

Risk Max LOW Footprint 2.734% Hits 11
Prefix / IP version
/24 · IPv4
Network
123.18.199.0
Broadcast
123.18.199.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
19.13205454545454 , 105.60224545454547
Hits / Errors
11 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.18.196.0/24

Risk Max LOW Footprint 2.734% Hits 9
Prefix / IP version
/24 · IPv4
Network
123.18.196.0
Broadcast
123.18.196.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
18.934466666666665 , 105.71159999999999
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS45899 · VNPT Corp
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2