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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.

123.28.160.0/24

Risk Max LOW Footprint 11.328% Hits 54
Prefix / IP version
/24 · IPv4
Network
123.28.160.0
Broadcast
123.28.160.255
Observed IPs / Subnet size
29 observed · 256 total
Centroid
10.649687037037033 , 106.3235888888889
Hits / Errors
54 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.240.0/24

Risk Max LOW Footprint 11.328% Hits 54
Prefix / IP version
/24 · IPv4
Network
123.28.240.0
Broadcast
123.28.240.255
Observed IPs / Subnet size
29 observed · 256 total
Centroid
10.781499999999998 , 106.69400000000003
Hits / Errors
54 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.117.0/24

Risk Max LOW Footprint 11.328% Hits 52
Prefix / IP version
/24 · IPv4
Network
123.28.117.0
Broadcast
123.28.117.255
Observed IPs / Subnet size
29 observed · 256 total
Centroid
10.781499999999998 , 106.69400000000003
Hits / Errors
52 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.37.0/24

Risk Max LOW Footprint 11.328% Hits 39
Prefix / IP version
/24 · IPv4
Network
123.28.37.0
Broadcast
123.28.37.255
Observed IPs / Subnet size
29 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999997
Hits / Errors
39 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.182.0/24

Risk Max LOW Footprint 10.938% Hits 60
Prefix / IP version
/24 · IPv4
Network
123.28.182.0
Broadcast
123.28.182.255
Observed IPs / Subnet size
28 observed · 256 total
Centroid
10.593084999999999 , 106.16453
Hits / Errors
60 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.77.0/24

Risk Max LOW Footprint 10.938% Hits 60
Prefix / IP version
/24 · IPv4
Network
123.28.77.0
Broadcast
123.28.77.255
Observed IPs / Subnet size
28 observed · 256 total
Centroid
10.7815 , 106.69400000000002
Hits / Errors
60 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.116.0/24

Risk Max LOW Footprint 10.938% Hits 58
Prefix / IP version
/24 · IPv4
Network
123.28.116.0
Broadcast
123.28.116.255
Observed IPs / Subnet size
28 observed · 256 total
Centroid
10.7815 , 106.69400000000002
Hits / Errors
58 hits · 3 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.190.0/24

Risk Max LOW Footprint 10.938% Hits 54
Prefix / IP version
/24 · IPv4
Network
123.28.190.0
Broadcast
123.28.190.255
Observed IPs / Subnet size
28 observed · 256 total
Centroid
10.696209259259263 , 106.45432222222225
Hits / Errors
54 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.109.0/24

Risk Max LOW Footprint 10.938% Hits 48
Prefix / IP version
/24 · IPv4
Network
123.28.109.0
Broadcast
123.28.109.255
Observed IPs / Subnet size
28 observed · 256 total
Centroid
10.781499999999996 , 106.69400000000003
Hits / Errors
48 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.99.0/24

Risk Max LOW Footprint 10.547% Hits 62
Prefix / IP version
/24 · IPv4
Network
123.28.99.0
Broadcast
123.28.99.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
10.781499999999996 , 106.69400000000002
Hits / Errors
62 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.84.0/24

Risk Max LOW Footprint 10.547% Hits 62
Prefix / IP version
/24 · IPv4
Network
123.28.84.0
Broadcast
123.28.84.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
10.7815 , 106.694
Hits / Errors
62 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.71.0/24

Risk Max LOW Footprint 10.547% Hits 56
Prefix / IP version
/24 · IPv4
Network
123.28.71.0
Broadcast
123.28.71.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
10.7815 , 106.69400000000005
Hits / Errors
56 hits · 4 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.248.0/24

Risk Max LOW Footprint 10.547% Hits 52
Prefix / IP version
/24 · IPv4
Network
123.28.248.0
Broadcast
123.28.248.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
10.781499999999998 , 106.69400000000002
Hits / Errors
52 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.130.0/24

Risk Max LOW Footprint 10.547% Hits 52
Prefix / IP version
/24 · IPv4
Network
123.28.130.0
Broadcast
123.28.130.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
10.652669230769227 , 106.33196923076925
Hits / Errors
52 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.78.0/24

Risk Max LOW Footprint 10.547% Hits 45
Prefix / IP version
/24 · IPv4
Network
123.28.78.0
Broadcast
123.28.78.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
10.781499999999996 , 106.69400000000002
Hits / Errors
45 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.197.0/24

Risk Max LOW Footprint 10.547% Hits 43
Prefix / IP version
/24 · IPv4
Network
123.28.197.0
Broadcast
123.28.197.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999999
Hits / Errors
43 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.64.0/24

Risk Max LOW Footprint 10.547% Hits 39
Prefix / IP version
/24 · IPv4
Network
123.28.64.0
Broadcast
123.28.64.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999997
Hits / Errors
39 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.251.0/24

Risk Max LOW Footprint 10.156% Hits 46
Prefix / IP version
/24 · IPv4
Network
123.28.251.0
Broadcast
123.28.251.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
10.781499999999998 , 106.694
Hits / Errors
46 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.48.0/24

Risk Max LOW Footprint 10.156% Hits 46
Prefix / IP version
/24 · IPv4
Network
123.28.48.0
Broadcast
123.28.48.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
10.781499999999996 , 106.694
Hits / Errors
46 hits · 4 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.167.0/24

Risk Max LOW Footprint 10.156% Hits 44
Prefix / IP version
/24 · IPv4
Network
123.28.167.0
Broadcast
123.28.167.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
10.667309090909086 , 106.3731090909091
Hits / Errors
44 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.166.0/24

Risk Max LOW Footprint 10.156% Hits 42
Prefix / IP version
/24 · IPv4
Network
123.28.166.0
Broadcast
123.28.166.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
10.651902380952377 , 106.32981428571426
Hits / Errors
42 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.33.0/24

Risk Max LOW Footprint 10.156% Hits 41
Prefix / IP version
/24 · IPv4
Network
123.28.33.0
Broadcast
123.28.33.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
10.781499999999998 , 106.69400000000002
Hits / Errors
41 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.86.0/24

Risk Max LOW Footprint 10.156% Hits 40
Prefix / IP version
/24 · IPv4
Network
123.28.86.0
Broadcast
123.28.86.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999999
Hits / Errors
40 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.245.0/24

Risk Max LOW Footprint 9.766% Hits 52
Prefix / IP version
/24 · IPv4
Network
123.28.245.0
Broadcast
123.28.245.255
Observed IPs / Subnet size
25 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999997
Hits / Errors
52 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.114.0/24

Risk Max LOW Footprint 9.766% Hits 50
Prefix / IP version
/24 · IPv4
Network
123.28.114.0
Broadcast
123.28.114.255
Observed IPs / Subnet size
25 observed · 256 total
Centroid
10.781499999999996 , 106.694
Hits / Errors
50 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.65.0/24

Risk Max LOW Footprint 9.766% Hits 48
Prefix / IP version
/24 · IPv4
Network
123.28.65.0
Broadcast
123.28.65.255
Observed IPs / Subnet size
25 observed · 256 total
Centroid
10.781499999999996 , 106.694
Hits / Errors
48 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.225.0/24

Risk Max LOW Footprint 9.766% Hits 45
Prefix / IP version
/24 · IPv4
Network
123.28.225.0
Broadcast
123.28.225.255
Observed IPs / Subnet size
25 observed · 256 total
Centroid
10.781499999999996 , 106.69400000000002
Hits / Errors
45 hits · 3 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.152.0/24

Risk Max LOW Footprint 9.766% Hits 43
Prefix / IP version
/24 · IPv4
Network
123.28.152.0
Broadcast
123.28.152.255
Observed IPs / Subnet size
25 observed · 256 total
Centroid
10.606230232558136 , 106.20146976744188
Hits / Errors
43 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.30.0/24

Risk Max LOW Footprint 9.766% Hits 43
Prefix / IP version
/24 · IPv4
Network
123.28.30.0
Broadcast
123.28.30.255
Observed IPs / Subnet size
25 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999997
Hits / Errors
43 hits · 3 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.132.0/24

Risk Max LOW Footprint 9.766% Hits 40
Prefix / IP version
/24 · IPv4
Network
123.28.132.0
Broadcast
123.28.132.255
Observed IPs / Subnet size
25 observed · 256 total
Centroid
10.666357499999997 , 106.370435
Hits / Errors
40 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.70.0/24

Risk Max LOW Footprint 9.375% Hits 52
Prefix / IP version
/24 · IPv4
Network
123.28.70.0
Broadcast
123.28.70.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.781499999999996 , 106.69400000000002
Hits / Errors
52 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.187.0/24

Risk Max LOW Footprint 9.375% Hits 50
Prefix / IP version
/24 · IPv4
Network
123.28.187.0
Broadcast
123.28.187.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.639141999999998 , 106.29395600000002
Hits / Errors
50 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.22.0/24

Risk Max LOW Footprint 9.375% Hits 49
Prefix / IP version
/24 · IPv4
Network
123.28.22.0
Broadcast
123.28.22.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.781499999999998 , 106.69400000000003
Hits / Errors
49 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.153.0/24

Risk Max LOW Footprint 9.375% Hits 47
Prefix / IP version
/24 · IPv4
Network
123.28.153.0
Broadcast
123.28.153.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.68350638297872 , 106.4186255319149
Hits / Errors
47 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.110.0/24

Risk Max LOW Footprint 9.375% Hits 45
Prefix / IP version
/24 · IPv4
Network
123.28.110.0
Broadcast
123.28.110.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999999
Hits / Errors
45 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.113.0/24

Risk Max LOW Footprint 9.375% Hits 45
Prefix / IP version
/24 · IPv4
Network
123.28.113.0
Broadcast
123.28.113.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999997
Hits / Errors
45 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.201.0/24

Risk Max LOW Footprint 9.375% Hits 43
Prefix / IP version
/24 · IPv4
Network
123.28.201.0
Broadcast
123.28.201.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.781499999999996 , 106.69400000000002
Hits / Errors
43 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.73.0/24

Risk Max LOW Footprint 9.375% Hits 42
Prefix / IP version
/24 · IPv4
Network
123.28.73.0
Broadcast
123.28.73.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.781499999999996 , 106.694
Hits / Errors
42 hits · 3 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.250.0/24

Risk Max LOW Footprint 9.375% Hits 38
Prefix / IP version
/24 · IPv4
Network
123.28.250.0
Broadcast
123.28.250.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.781499999999998 , 106.69399999999999
Hits / Errors
38 hits · 3 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

123.28.96.0/24

Risk Max LOW Footprint 9.375% Hits 35
Prefix / IP version
/24 · IPv4
Network
123.28.96.0
Broadcast
123.28.96.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
10.781499999999996 , 106.69399999999999
Hits / Errors
35 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS45899 · VNPT Corp
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2