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:
Boston
·
Clear
Snapshot
2026-03-07
Results
16
Page
1
/
1
213.188.72.0/24
Risk Max
1
LOW
Footprint
1.172
%
Hits
24
Prefix / IP version
/24 · IPv4
Network
213.188.72.0
Broadcast
213.188.72.255
Observed IPs / Subnet size
3
observed ·
256
total
Centroid
42.3601 , -71.0589
Hits / Errors
24
hits ·
13
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS203020 ·
HostRoyale Technologies Pvt Ltd
Top organization / ISP
steel-axis LLC
·
HostRoyale Technologies Pvt Ltd
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
145.79.196.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
145.79.196.0
Broadcast
145.79.196.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
42.3574 , -71.0618
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS212238 ·
Datacamp Limited
Top organization / ISP
Packethub S.A
·
Datacamp Limited
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
185.190.141.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
185.190.141.0
Broadcast
185.190.141.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
42.3574 , -71.0618
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS212238 ·
Datacamp Limited
Top organization / ISP
Packethub S.A
·
Datacamp Limited
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
213.188.64.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
8
Prefix / IP version
/24 · IPv4
Network
213.188.64.0
Broadcast
213.188.64.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3601 , -71.0589
Hits / Errors
8
hits ·
0
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS207990 ·
HostRoyale Technologies Pvt Ltd
Top organization / ISP
steel-axis LLC
·
HostRoyale Technologies Pvt Ltd
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
213.188.75.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
8
Prefix / IP version
/24 · IPv4
Network
213.188.75.0
Broadcast
213.188.75.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3601 , -71.0589
Hits / Errors
8
hits ·
1
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS203020 ·
HostRoyale Technologies Pvt Ltd
Top organization / ISP
steel-axis LLC
·
HostRoyale Technologies Pvt Ltd
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
213.188.74.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
213.188.74.0
Broadcast
213.188.74.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3601 , -71.0589
Hits / Errors
4
hits ·
0
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS203020 ·
HostRoyale Technologies Pvt Ltd
Top organization / ISP
steel-axis LLC
·
HostRoyale Technologies Pvt Ltd
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
159.26.101.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
159.26.101.0
Broadcast
159.26.101.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3574 , -71.0618
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS208172 ·
Proton AG
Top organization / ISP
PV-SL-HOSTED-Boston
·
Proton AG
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
69.91.188.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
69.91.188.0
Broadcast
69.91.188.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3611 , -71.0518
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS7015 ·
Comcast Cable Communications, LLC
Top organization / ISP
WiredISP Inc
·
Comcast Cable Communications, LLC
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
36.255.213.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
36.255.213.0
Broadcast
36.255.213.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3574 , -71.0618
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS7015 ·
Comcast Cable Communications, LLC
Top organization / ISP
Wired ISP Inc
·
Comcast Cable Communications, LLC
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
79.127.160.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
79.127.160.0
Broadcast
79.127.160.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3574 , -71.0618
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS212238 ·
Datacamp Limited
Top organization / ISP
Cdnext BOS
·
Datacamp Limited
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
146.115.84.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
146.115.84.0
Broadcast
146.115.84.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3464 , -71.0975
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS6079 ·
RCN
Top organization / ISP
RCN Corporation
·
RCN
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
70.22.159.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
70.22.159.0
Broadcast
70.22.159.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.2904 , -71.0712
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS701 ·
Verizon Business
Top organization / ISP
Verizon Business
·
Verizon Business
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
172.56.196.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
172.56.196.0
Broadcast
172.56.196.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.2904 , -71.0712
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS21928 ·
T-Mobile USA, Inc.
Top organization / ISP
T-Mobile USA, Inc.
·
T-Mobile USA, Inc.
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
73.89.229.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
73.89.229.0
Broadcast
73.89.229.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.2904 , -71.0712
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 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
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
86.62.29.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
86.62.29.0
Broadcast
86.62.29.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3574 , -71.0618
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS212238 ·
Datacamp Limited
Top organization / ISP
Packethub S.A
·
Datacamp Limited
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
73.126.5.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
73.126.5.0
Broadcast
73.126.5.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.3576 , -71.0514
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS7922 ·
Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, LLC
·
Comcast Cable Communications, LLC
Top geo
United States
·
Massachusetts
·
Boston
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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