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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: Ultahost, Inc. · Clear
Snapshot 2026-03-08 Results 4 Page 1 / 1

213.139.77.0/24

Risk Max — LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
213.139.77.0
Broadcast
213.139.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7126 , -74.0066
Hits / Errors
14 hits · 13 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS398256 · Ultahost, Inc.
Top organization / ISP
— · Ultahost, Inc.
Top geo
United States · New York · New York
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

192.142.15.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
192.142.15.0
Broadcast
192.142.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3676 , 4.90414
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS214036 · Ultahost, Inc.
Top organization / ISP
Ultahost Inc · Ultahost, Inc.
Top geo
The Netherlands · North Holland · Amsterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

109.235.48.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.235.48.0
Broadcast
109.235.48.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.352 , 4.9392
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS214036 · Ultahost, Inc.
Top organization / ISP
Netrouting Object · Ultahost, Inc
Top geo
Netherlands · North Holland · Amsterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

84.200.16.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
84.200.16.0
Broadcast
84.200.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.1109 , 8.68213
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS44066 · firstcolo GmbH
Top organization / ISP
UltaHost Inc · Ultahost, Inc.
Top geo
Germany · Hesse · Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →