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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: Rockville · Clear
Snapshot 2026-03-19 Results — Page 1 / 1

208.240.29.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
208.240.29.0
Broadcast
208.240.29.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.1036 , -77.1879
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS701 · Verizon Business
Top organization / ISP
Orion Network Systems · Verizon Communications
Top geo
United States · Maryland · Rockville
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

100.38.246.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
100.38.246.0
Broadcast
100.38.246.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.6598 , -73.6371
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
MCI Communications Services, Inc. d/b/a Verizon Business · Verizon Communications
Top geo
United States · New York · Rockville Centre
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

108.30.142.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
108.30.142.0
Broadcast
108.30.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.6598 , -73.6371
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 Online LLC · Verizon Business
Top geo
United States · New York · Rockville Centre
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

69.243.47.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
69.243.47.0
Broadcast
69.243.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0863 , -77.1726
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 · Rockville
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

73.173.19.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
73.173.19.0
Broadcast
73.173.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.085 , -77.0932
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 IP Services, L.L.C. · Comcast Cable Communications
Top geo
United States · Maryland · Rockville
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

73.173.64.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
73.173.64.0
Broadcast
73.173.64.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0863 , -77.1726
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 IP Services, L.L.C. · Comcast Cable Communications
Top geo
United States · Maryland · Rockville
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

73.212.168.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
73.212.168.0
Broadcast
73.212.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0863 , -77.1726
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 IP Services, L.L.C. · Comcast Cable Communications
Top geo
United States · Maryland · Rockville
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

73.132.151.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
73.132.151.0
Broadcast
73.132.151.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0462 , -77.1195
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 · Rockville
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

173.73.128.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.73.128.0
Broadcast
173.73.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0863 , -77.1726
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS701 · Verizon Business
Top organization / ISP
Verizon Business · Verizon Business
Top geo
United States · Maryland · Rockville
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

45.2.214.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.2.214.0
Broadcast
45.2.214.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.6573 , -75.7146
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS7311 · Frontier Networks Inc
Top organization / ISP
Frontier Networks Inc · Frontier Networks
Top geo
Canada · Ontario · Brockville
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →