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.
Search
Active filter:
Frederick
·
Clear
Snapshot
2026-03-20
Results
—
Page
1
/
1
173.72.137.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
173.72.137.0
Broadcast
173.72.137.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.271 , -77.5495
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS701 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fredericksburg
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
69.138.160.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
69.138.160.0
Broadcast
69.138.160.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.4442 , -77.3393
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
69.138.196.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
69.138.196.0
Broadcast
69.138.196.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.3641 , -77.4622
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
69.140.108.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
69.140.108.0
Broadcast
69.140.108.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.4442 , -77.3393
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
69.143.10.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
69.143.10.0
Broadcast
69.143.10.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.3641 , -77.4622
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
71.171.120.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
71.171.120.0
Broadcast
71.171.120.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.271 , -77.5495
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS701 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Virginia
·
Fredericksburg
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
71.206.134.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
71.206.134.0
Broadcast
71.206.134.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.271 , -77.5495
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, IP Services
·
Comcast Cable Communications, LLC
Top geo
United States
·
Virginia
·
Fredericksburg
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
73.135.154.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
73.135.154.0
Broadcast
73.135.154.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.3641 , -77.4622
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
73.135.182.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
73.135.182.0
Broadcast
73.135.182.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.494 , -77.4608
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
98.169.162.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
98.169.162.0
Broadcast
98.169.162.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.3796 , -77.5349
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS22773 ·
Cox Communications Inc.
Top organization / ISP
Cox Communications
·
Cox Communications Inc.
Top geo
United States
·
Virginia
·
Fredericksburg
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
67.144.175.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
67.144.175.0
Broadcast
67.144.175.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.4995 , -82.5866
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS19901 ·
Brightspeed
Top organization / ISP
CenturyLink Communications, LLC
·
Brightspeed
Top geo
United States
·
Ohio
·
Fredericktown
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
68.83.212.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
68.83.212.0
Broadcast
68.83.212.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.5336 , -76.5955
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Prince Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
69.255.153.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
69.255.153.0
Broadcast
69.255.153.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.494 , -77.4608
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
73.128.152.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
73.128.152.0
Broadcast
73.128.152.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.3485 , -77.382
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast IP Services, L.L.C.
·
Comcast Cable Communications
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
73.133.163.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
73.133.163.0
Broadcast
73.133.163.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.3641 , -77.4622
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
73.39.251.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
73.39.251.0
Broadcast
73.39.251.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.4442 , -77.3393
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast IP Services, L.L.C.
·
Comcast Cable Communications
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
73.133.157.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
73.133.157.0
Broadcast
73.133.157.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.494 , -77.4608
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
76.100.3.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
76.100.3.0
Broadcast
76.100.3.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
39.3641 , -77.4622
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc.
·
Comcast Cable Communications, LLC
Top geo
United States
·
Maryland
·
Frederick
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
76.78.172.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
76.78.172.0
Broadcast
76.78.172.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
38.3 , -77.4739
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS22773 ·
Cox Communications Inc.
Top organization / ISP
APOG-UNIVERSITY-OF-MARY-WASHINGTON
·
Apogee Telecom Inc.
Top geo
United States
·
Virginia
·
Fredericksburg
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
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