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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.
Active filter: Williamsburg · Clear
Snapshot 2026-01-24 Results 8 Page 1 / 1

205.221.177.0/24

Risk Max — LOW Footprint 0.391% Hits 165
Prefix / IP version
/24 · IPv4
Network
205.221.177.0
Broadcast
205.221.177.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.6611 , -92.0091
Hits / Errors
165 hits · 0 errors
First / Last seen
2024-11-06 20:36 · 2024-11-06 20:51
Top ASN
AS6122 · Iowa Communications Network
Top organization / ISP
Iowa Communications Network · Iowa Communications Network
Top geo
United States · Iowa · Williamsburg
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2
Open report →

173.21.239.0/24

Risk Max — LOW Footprint 0.391% Hits 60
Prefix / IP version
/24 · IPv4
Network
173.21.239.0
Broadcast
173.21.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.6611 , -92.0091
Hits / Errors
60 hits · 4 errors
First / Last seen
2024-11-07 01:09 · 2024-11-07 01:10
Top ASN
AS30036 · Mediacom Communications Corp
Top organization / ISP
Mediacom Communications Corp · Mediacom Communications Corp
Top geo
United States · Iowa · Williamsburg
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2
Open report →

204.111.238.0/24

Risk Max — LOW Footprint 0.391% Hits 30
Prefix / IP version
/24 · IPv4
Network
204.111.238.0
Broadcast
204.111.238.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.2731 , -76.7279
Hits / Errors
30 hits · 0 errors
First / Last seen
2025-03-15 06:06 · 2025-03-15 06:06
Top ASN
AS4922 · Shenandoah Cable Television LLC
Top organization / ISP
Shenandoah Cable Television LLC · Shenandoah Cable Television LLC
Top geo
United States · Virginia · Williamsburg
Window / Updated
2025-03-10 → 2025-03-17 · Updated 2026-01-14 · v2
Open report →

64.5.144.0/24

Risk Max — LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
64.5.144.0
Broadcast
64.5.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3197 , -76.7625
Hits / Errors
17 hits · 0 errors
First / Last seen
2025-01-27 18:27 · 2025-01-27 18:28
Top ASN
AS19354 · Williamsburg James City County Public Schools
Top organization / ISP
WHRO · Williamsburg James City County Public Schools
Top geo
United States · Virginia · Williamsburg
Window / Updated
2025-01-27 → 2025-02-03 · Updated 2026-01-14 · v2
Open report →

128.239.235.0/24

Risk Max — LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
128.239.235.0
Broadcast
128.239.235.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3079 , -76.7442
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-04-30 02:40 · 2025-04-30 02:40
Top ASN
AS11975 · The College of William and Mary
Top organization / ISP
The College of William and Mary · The College of William and Mary
Top geo
United States · Virginia · Williamsburg
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2
Open report →

98.166.203.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
98.166.203.0
Broadcast
98.166.203.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.2731 , -76.7279
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-21 23:05 · 2025-12-21 23:05
Top ASN
AS22773 · Cox Communications Inc.
Top organization / ISP
Cox Communications · Cox Communications Inc.
Top geo
United States · Virginia · Williamsburg
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

68.0.45.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
68.0.45.0
Broadcast
68.0.45.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3197 , -76.7625
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-13 11:20 · 2025-08-13 11:20
Top ASN
AS22773 · Cox Communications Inc.
Top organization / ISP
Cox Communications Inc. · Cox Communications Inc.
Top geo
United States · Virginia · Williamsburg
Window / Updated
2025-08-11 → 2025-08-18 · Updated 2026-01-14 · v2
Open report →

68.107.226.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
68.107.226.0
Broadcast
68.107.226.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3197 , -76.7625
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-03 22:41 · 2025-08-03 22:41
Top ASN
AS22773 · Cox Communications Inc.
Top organization / ISP
Cox Communications Inc. · Cox Communications Inc.
Top geo
United States · Virginia · Williamsburg
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →