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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.

17.22.237.0/24

Risk Max 100 HIGH Footprint 91.406% Hits 73975
Prefix / IP version
/24 · IPv4
Network
17.22.237.0
Broadcast
17.22.237.255
Observed IPs / Subnet size
234 observed · 256 total
Centroid
37.332199999999986 , -122.01100000000002
Hits / Errors
73975 hits · 552 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

17.22.245.0/24

Risk Max 100 HIGH Footprint 91.016% Hits 74556
Prefix / IP version
/24 · IPv4
Network
17.22.245.0
Broadcast
17.22.245.255
Observed IPs / Subnet size
233 observed · 256 total
Centroid
37.332199999999986 , -122.01099999999995
Hits / Errors
74556 hits · 584 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

17.22.253.0/24

Risk Max 100 HIGH Footprint 91.016% Hits 74038
Prefix / IP version
/24 · IPv4
Network
17.22.253.0
Broadcast
17.22.253.255
Observed IPs / Subnet size
233 observed · 256 total
Centroid
37.3322 , -122.01099999999992
Hits / Errors
74038 hits · 531 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

17.241.75.0/24

Risk Max 100 HIGH Footprint 91.016% Hits 72505
Prefix / IP version
/24 · IPv4
Network
17.241.75.0
Broadcast
17.241.75.255
Observed IPs / Subnet size
233 observed · 256 total
Centroid
37.33220000000002 , -122.01099999999994
Hits / Errors
72505 hits · 496 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

17.241.219.0/24

Risk Max 100 HIGH Footprint 91.016% Hits 71774
Prefix / IP version
/24 · IPv4
Network
17.241.219.0
Broadcast
17.241.219.255
Observed IPs / Subnet size
233 observed · 256 total
Centroid
37.332199999999986 , -122.01100000000001
Hits / Errors
71774 hits · 496 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

17.241.227.0/24

Risk Max 100 HIGH Footprint 91.016% Hits 71300
Prefix / IP version
/24 · IPv4
Network
17.241.227.0
Broadcast
17.241.227.255
Observed IPs / Subnet size
233 observed · 256 total
Centroid
37.33220000000001 , -122.01100000000001
Hits / Errors
71300 hits · 524 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

17.246.15.0/24

Risk Max 100 HIGH Footprint 90.234% Hits 77998
Prefix / IP version
/24 · IPv4
Network
17.246.15.0
Broadcast
17.246.15.255
Observed IPs / Subnet size
231 observed · 256 total
Centroid
37.33219999999998 , -122.01099999999995
Hits / Errors
77998 hits · 545 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

17.246.23.0/24

Risk Max 100 HIGH Footprint 90.234% Hits 77849
Prefix / IP version
/24 · IPv4
Network
17.246.23.0
Broadcast
17.246.23.255
Observed IPs / Subnet size
231 observed · 256 total
Centroid
37.3322 , -122.01099999999997
Hits / Errors
77849 hits · 513 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

17.246.19.0/24

Risk Max 100 HIGH Footprint 87.500% Hits 74452
Prefix / IP version
/24 · IPv4
Network
17.246.19.0
Broadcast
17.246.19.255
Observed IPs / Subnet size
224 observed · 256 total
Centroid
37.33219999999999 , -122.01099999999997
Hits / Errors
74452 hits · 562 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS714 · Apple Inc.
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

216.73.216.0/24

Risk Max 100 HIGH Footprint 3.906% Hits 2423305
Prefix / IP version
/24 · IPv4
Network
216.73.216.0
Broadcast
216.73.216.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
39.96249999999999 , -83.0061
Hits / Errors
2423305 hits · 851 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

85.208.96.0/24

Risk Max 87 HIGH Footprint 7.812% Hits 45161
Prefix / IP version
/24 · IPv4
Network
85.208.96.0
Broadcast
85.208.96.255
Observed IPs / Subnet size
20 observed · 256 total
Centroid
39.01800000000001 , -77.53899999999999
Hits / Errors
45161 hits · 126 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS209366 · SEMrush CY LTD
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

185.191.171.0/24

Risk Max 86 HIGH Footprint 7.422% Hits 44272
Prefix / IP version
/24 · IPv4
Network
185.191.171.0
Broadcast
185.191.171.255
Observed IPs / Subnet size
19 observed · 256 total
Centroid
38.9072 , -77.03690000000002
Hits / Errors
44272 hits · 111 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS209366 · SEMrush CY LTD
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

57.141.2.0/24

Risk Max 100 HIGH Footprint 27.344% Hits 124783
Prefix / IP version
/24 · IPv4
Network
57.141.2.0
Broadcast
57.141.2.255
Observed IPs / Subnet size
70 observed · 256 total
Centroid
37.338800000000006 , -121.89160000000001
Hits / Errors
124783 hits · 1153 errors
First / Last seen
2026-03-09 02:00 · 2026-03-13 02:00
Top ASN
AS32934 · Facebook, Inc.
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

136.243.220.0/24

Risk Max 97 HIGH Footprint 0.781% Hits 54345
Prefix / IP version
/24 · IPv4
Network
136.243.220.0
Broadcast
136.243.220.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
50.477700000000006 , 12.364900000000002
Hits / Errors
54345 hits · 7 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

57.141.16.0/24

Risk Max 100 HIGH Footprint 39.453% Hits 124729
Prefix / IP version
/24 · IPv4
Network
57.141.16.0
Broadcast
57.141.16.255
Observed IPs / Subnet size
101 observed · 256 total
Centroid
47.6109 , -122.3303
Hits / Errors
124729 hits · 89 errors
First / Last seen
2026-03-08 02:00 · 2026-03-10 02:00
Top ASN
AS32934 · Facebook, Inc.
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

136.243.228.0/24

Risk Max 73 HIGH Footprint 0.781% Hits 22796
Prefix / IP version
/24 · IPv4
Network
136.243.228.0
Broadcast
136.243.228.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
50.47769999999999 , 12.364899999999999
Hits / Errors
22796 hits · 4 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

89.248.168.0/24

Risk Max 65 MED Footprint 0.391% Hits 504
Prefix / IP version
/24 · IPv4
Network
89.248.168.0
Broadcast
89.248.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3716 , 4.8883
Hits / Errors
504 hits · 504 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Top ASN
AS202425 · IP Volume inc
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.212.0/24

Risk Max 58 MED Footprint 9.766% Hits 5530
Prefix / IP version
/24 · IPv4
Network
8.217.212.0
Broadcast
8.217.212.255
Observed IPs / Subnet size
25 observed · 256 total
Centroid
22.3193 , 114.169
Hits / Errors
5530 hits · 66 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.211.0/24

Risk Max 54 MED Footprint 10.156% Hits 5806
Prefix / IP version
/24 · IPv4
Network
8.217.211.0
Broadcast
8.217.211.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
22.319299999999995 , 114.16900000000003
Hits / Errors
5806 hits · 72 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.213.0/24

Risk Max 49 MED Footprint 8.203% Hits 4587
Prefix / IP version
/24 · IPv4
Network
8.217.213.0
Broadcast
8.217.213.255
Observed IPs / Subnet size
21 observed · 256 total
Centroid
22.319299999999995 , 114.169
Hits / Errors
4587 hits · 51 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.208.0/24

Risk Max 40 MED Footprint 5.469% Hits 3051
Prefix / IP version
/24 · IPv4
Network
8.217.208.0
Broadcast
8.217.208.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
22.319299999999995 , 114.16899999999998
Hits / Errors
3051 hits · 45 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

216.244.66.0/24

Risk Max 36 MED Footprint 0.391% Hits 30449
Prefix / IP version
/24 · IPv4
Network
216.244.66.0
Broadcast
216.244.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.4902 , -122.30040000000001
Hits / Errors
30449 hits · 3369 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS23033 · Wowrack.com
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.209.0/24

Risk Max 33 LOW Footprint 4.688% Hits 2509
Prefix / IP version
/24 · IPv4
Network
8.217.209.0
Broadcast
8.217.209.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
22.3193 , 114.169
Hits / Errors
2509 hits · 40 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

40.77.167.0/24

Risk Max 31 LOW Footprint 24.609% Hits 5214
Prefix / IP version
/24 · IPv4
Network
40.77.167.0
Broadcast
40.77.167.255
Observed IPs / Subnet size
63 observed · 256 total
Centroid
36.677696000000005 , -78.37471000000002
Hits / Errors
5214 hits · 196 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.210.0/24

Risk Max 29 LOW Footprint 3.906% Hits 2217
Prefix / IP version
/24 · IPv4
Network
8.217.210.0
Broadcast
8.217.210.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
22.3193 , 114.16900000000001
Hits / Errors
2217 hits · 34 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.214.0/24

Risk Max 28 LOW Footprint 3.516% Hits 2026
Prefix / IP version
/24 · IPv4
Network
8.217.214.0
Broadcast
8.217.214.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
22.319299999999995 , 114.169
Hits / Errors
2026 hits · 27 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

52.167.144.0/24

Risk Max 27 LOW Footprint 22.656% Hits 4530
Prefix / IP version
/24 · IPv4
Network
52.167.144.0
Broadcast
52.167.144.255
Observed IPs / Subnet size
58 observed · 256 total
Centroid
36.677696000000005 , -78.37471000000001
Hits / Errors
4530 hits · 168 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

47.128.19.0/24

Risk Max 24 LOW Footprint 55.078% Hits 807
Prefix / IP version
/24 · IPv4
Network
47.128.19.0
Broadcast
47.128.19.255
Observed IPs / Subnet size
141 observed · 256 total
Centroid
1.2800899999999977 , 103.85099999999993
Hits / Errors
807 hits · 5 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

85.208.98.0/24

Risk Max 23 LOW Footprint 3.125% Hits 4332
Prefix / IP version
/24 · IPv4
Network
85.208.98.0
Broadcast
85.208.98.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
39.018 , -77.539
Hits / Errors
4332 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS396982 · Google LLC
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.191.0/24

Risk Max 23 LOW Footprint 3.125% Hits 1744
Prefix / IP version
/24 · IPv4
Network
8.217.191.0
Broadcast
8.217.191.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
22.319299999999995 , 114.16899999999998
Hits / Errors
1744 hits · 24 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

207.46.13.0/24

Risk Max 19 LOW Footprint 12.891% Hits 3007
Prefix / IP version
/24 · IPv4
Network
207.46.13.0
Broadcast
207.46.13.255
Observed IPs / Subnet size
33 observed · 256 total
Centroid
47.23300000000001 , -119.85199999999998
Hits / Errors
3007 hits · 133 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.190.0/24

Risk Max 17 LOW Footprint 1.953% Hits 1092
Prefix / IP version
/24 · IPv4
Network
8.217.190.0
Broadcast
8.217.190.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
22.3193 , 114.16900000000001
Hits / Errors
1092 hits · 8 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

157.55.39.0/24

Risk Max 15 LOW Footprint 10.156% Hits 1779
Prefix / IP version
/24 · IPv4
Network
157.55.39.0
Broadcast
157.55.39.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
47.23299999999999 , -119.85199999999999
Hits / Errors
1779 hits · 75 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.181.0/24

Risk Max 15 LOW Footprint 1.562% Hits 898
Prefix / IP version
/24 · IPv4
Network
8.217.181.0
Broadcast
8.217.181.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
22.3193 , 114.169
Hits / Errors
898 hits · 11 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

188.166.238.0/24

Risk Max 14 LOW Footprint 0.391% Hits 445
Prefix / IP version
/24 · IPv4
Network
188.166.238.0
Broadcast
188.166.238.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
1.32123 , 103.695
Hits / Errors
445 hits · 444 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Top ASN
AS14061 · DigitalOcean, LLC
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

144.76.32.0/24

Risk Max 13 LOW Footprint 0.391% Hits 1399
Prefix / IP version
/24 · IPv4
Network
144.76.32.0
Broadcast
144.76.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.4777 , 12.3649
Hits / Errors
1399 hits · 29 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.188.0/24

Risk Max 12 LOW Footprint 1.562% Hits 899
Prefix / IP version
/24 · IPv4
Network
8.217.188.0
Broadcast
8.217.188.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
22.3193 , 114.169
Hits / Errors
899 hits · 17 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.183.0/24

Risk Max 12 LOW Footprint 1.562% Hits 872
Prefix / IP version
/24 · IPv4
Network
8.217.183.0
Broadcast
8.217.183.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
22.319299999999995 , 114.169
Hits / Errors
872 hits · 10 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

8.217.189.0/24

Risk Max 12 LOW Footprint 1.172% Hits 648
Prefix / IP version
/24 · IPv4
Network
8.217.189.0
Broadcast
8.217.189.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
22.3193 , 114.169
Hits / Errors
648 hits · 6 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

123.58.210.0/24

Risk Max 12 LOW Footprint 0.391% Hits 669
Prefix / IP version
/24 · IPv4
Network
123.58.210.0
Broadcast
123.58.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.3193 , 114.169
Hits / Errors
669 hits · 626 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
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