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.
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Active filter:
Fairfax
·
Clear
Snapshot
2026-01-21
Results
17
Page
1
/
1
98.169.29.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
119
Prefix / IP version
/24 · IPv4
Network
98.169.29.0
Broadcast
98.169.29.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8616 , -77.2663
Hits / Errors
119
hits ·
62
errors
First / Last seen
2024-12-09 00:00 · 2024-12-09 01:49
Top ASN
AS22773 ·
Cox Communications Inc.
Top organization / ISP
Cox Communications
·
Cox Communications Inc.
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2024-12-09 → 2024-12-16 · Updated
2026-01-14
· v2
Open report →
98.191.169.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
67
Prefix / IP version
/24 · IPv4
Network
98.191.169.0
Broadcast
98.191.169.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8503 , -77.2985
Hits / Errors
67
hits ·
0
errors
First / Last seen
2025-01-16 18:41 · 2025-01-16 18:47
Top ASN
AS22773 ·
Cox Communications Inc.
Top organization / ISP
Cox Communications Inc
·
Cox Communications Inc.
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-01-13 → 2025-01-20 · Updated
2026-01-14
· v2
Open report →
96.241.11.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
35
Prefix / IP version
/24 · IPv4
Network
96.241.11.0
Broadcast
96.241.11.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8173 , -77.2905
Hits / Errors
35
hits ·
2
errors
First / Last seen
2024-12-28 20:27 · 2024-12-28 23:34
Top ASN
AS701 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2024-12-23 → 2024-12-30 · Updated
2026-01-14
· v2
Open report →
151.188.125.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
34
Prefix / IP version
/24 · IPv4
Network
151.188.125.0
Broadcast
151.188.125.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.881 , -77.1362
Hits / Errors
34
hits ·
0
errors
First / Last seen
2025-02-25 16:15 · 2025-02-25 16:15
Top ASN
AS21984 ·
Fairfax County Public Schools
Top organization / ISP
Fairfax County Public Schools
·
Fairfax County Public Schools
Top geo
United States
·
Virginia
·
Arlington
Window / Updated
2025-02-24 → 2025-03-03 · Updated
2026-01-14
· v2
Open report →
68.100.91.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
30
Prefix / IP version
/24 · IPv4
Network
68.100.91.0
Broadcast
68.100.91.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.84759999999999 , -77.3281
Hits / Errors
30
hits ·
0
errors
First / Last seen
2025-07-17 20:19 · 2025-07-17 20:20
Top ASN
AS22773 ·
Cox Communications Inc.
Top organization / ISP
Cox Communications Inc.
·
Cox Communications Inc.
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-07-14 → 2025-07-21 · Updated
2026-01-14
· v2
Open report →
76.126.118.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
19
Prefix / IP version
/24 · IPv4
Network
76.126.118.0
Broadcast
76.126.118.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
37.9866 , -122.5909
Hits / Errors
19
hits ·
0
errors
First / Last seen
2025-03-31 08:11 · 2025-03-31 19:43
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
California
·
Fairfax
Window / Updated
2025-03-31 → 2025-04-07 · Updated
2026-01-14
· v2
Open report →
174.196.139.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
16
Prefix / IP version
/24 · IPv4
Network
174.196.139.0
Broadcast
174.196.139.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8616 , -77.2663
Hits / Errors
16
hits ·
3
errors
First / Last seen
2024-05-02 01:14 · 2024-05-02 01:16
Top ASN
AS6167 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2024-04-29 → 2024-05-06 · Updated
2026-01-14
· v2
Open report →
129.174.182.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
11
Prefix / IP version
/24 · IPv4
Network
129.174.182.0
Broadcast
129.174.182.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8173 , -77.2905
Hits / Errors
11
hits ·
0
errors
First / Last seen
2024-11-11 00:50 · 2024-11-11 00:50
Top ASN
AS11279 ·
George Mason University
Top organization / ISP
George Mason University
·
George Mason University
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2024-11-11 → 2024-11-18 · Updated
2026-01-14
· v2
Open report →
198.24.31.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
11
Prefix / IP version
/24 · IPv4
Network
198.24.31.0
Broadcast
198.24.31.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8476 , -77.3281
Hits / Errors
11
hits ·
1
errors
First / Last seen
2023-12-20 22:49 · 2023-12-20 22:49
Top ASN
AS3926 ·
Fairfax County Dept of Information Technology
Top organization / ISP
Fairfax County Government
·
Fairfax County Dept of Information Technology
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2023-12-18 → 2023-12-25 · Updated
2026-01-14
· v2
Open report →
100.36.166.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
100.36.166.0
Broadcast
100.36.166.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8173 , -77.2905
Hits / Errors
2
hits ·
1
errors
First / Last seen
2025-09-30 03:14 · 2025-09-30 03:14
Top ASN
AS701 ·
Verizon Business
Top organization / ISP
MCI Communications Services, Inc. d/b/a Verizon Business
·
Verizon Communications
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-09-29 → 2025-10-06 · Updated
2026-01-14
· v2
Open report →
173.66.27.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
173.66.27.0
Broadcast
173.66.27.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8754 , -77.3853
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-05-25 20:24 · 2025-05-25 20:24
Top ASN
AS701 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-05-19 → 2025-05-26 · Updated
2026-01-14
· v2
Open report →
174.196.134.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
174.196.134.0
Broadcast
174.196.134.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8754 , -77.3853
Hits / Errors
2
hits ·
1
errors
First / Last seen
2024-12-13 22:16 · 2024-12-13 22:16
Top ASN
AS6167 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2024-12-09 → 2024-12-16 · Updated
2026-01-14
· v2
Open report →
72.194.192.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
72.194.192.0
Broadcast
72.194.192.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8476 , -77.3281
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-20 08:32 · 2025-07-20 08:32
Top ASN
AS22773 ·
Cox Communications Inc.
Top organization / ISP
Cox Communications Inc.
·
Cox Communications Inc.
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-07-14 → 2025-07-21 · Updated
2026-01-14
· v2
Open report →
174.219.250.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
174.219.250.0
Broadcast
174.219.250.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8476 , -77.3281
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-06 16:05 · 2025-05-06 16:05
Top ASN
AS6167 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
173.66.18.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
173.66.18.0
Broadcast
173.66.18.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8476 , -77.3281
Hits / Errors
1
hits ·
1
errors
First / Last seen
2025-05-05 18:47 · 2025-05-05 18:47
Top ASN
AS701 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
72.196.199.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
72.196.199.0
Broadcast
72.196.199.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8476 , -77.3281
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-05 07:57 · 2025-05-05 07:57
Top ASN
AS22773 ·
Cox Communications Inc.
Top organization / ISP
Cox Communications
·
Cox Communications Inc.
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
174.196.133.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
174.196.133.0
Broadcast
174.196.133.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.8754 , -77.3853
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-04 21:15 · 2025-05-04 21:15
Top ASN
AS6167 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fairfax
Window / Updated
2025-04-28 → 2025-05-05 · Updated
2026-01-14
· v2
Open report →
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