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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: UltraNET Ltd · Clear
Snapshot 2026-01-22 Results 14 Page 1 / 1

5.133.95.0/24

Risk Max — LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
5.133.95.0
Broadcast
5.133.95.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2875 , 22.6953
Hits / Errors
18 hits · 2 errors
First / Last seen
2025-01-20 11:59 · 2025-01-20 14:12
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
Ultranet · UltraNET Ltd
Top geo
Bulgaria · Kyustendil · Kyustendil
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2
Open report →

88.80.110.0/24

Risk Max — LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
88.80.110.0
Broadcast
88.80.110.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2875 , 22.6953
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-04-22 08:04 · 2025-04-22 08:04
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
UltraNET Ltd · UltraNET Ltd. C15
Top geo
Bulgaria · Kyustendil · Kyustendil
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2
Open report →

213.149.155.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.149.155.0
Broadcast
213.149.155.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.8913 , 23.4806
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-12-12 06:55 · 2025-12-14 11:18
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
UltraNET Ltd · UltraNET Ltd
Top geo
Bulgaria · Blagoevgrad · Razlog
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

213.149.142.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.149.142.0
Broadcast
213.149.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.5692 , 23.7291
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-09 14:32 · 2025-09-09 14:32
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
UltraNET Ltd · UltraNET Ltd.
Top geo
Bulgaria · Blagoevgrad · Gotse Delchev
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

185.253.158.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
185.253.158.0
Broadcast
185.253.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.5687 , 23.2897
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-08 12:33 · 2025-09-08 12:33
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
UltraNET Ltd · ULTRANET
Top geo
Bulgaria · Blagoevgrad · Sandanski
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

80.72.73.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
80.72.73.0
Broadcast
80.72.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.3985 , 23.207
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-17 11:01 · 2025-12-17 11:01
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
Ultranet · UltraNET Ltd
Top geo
Bulgaria · Blagoevgrad · Petrich
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

192.141.107.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
192.141.107.0
Broadcast
192.141.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-2.4802 , -44.1105
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-01 02:20 · 2025-12-01 02:20
Top ASN
AS267535 · Ajust Consulting
Top organization / ISP
Ultranet Ltda · Ajust Consulting
Top geo
Brazil · Maranhão · Paço do Lumiar
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2
Open report →

77.77.16.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.77.16.0
Broadcast
77.77.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2875 , 22.6953
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-26 02:46 · 2025-11-26 02:46
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
UltraNET Ltd · UltraNET Ltd
Top geo
Bulgaria · Kyustendil · Kyustendil
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

192.141.106.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
192.141.106.0
Broadcast
192.141.106.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-2.4802 , -44.1105
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-06 08:54 · 2025-11-06 08:54
Top ASN
AS267535 · Ajust Consulting
Top organization / ISP
Ultranet Ltda · Ajust Consulting
Top geo
Brazil · Maranhão · Paço do Lumiar
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2
Open report →

200.107.222.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.107.222.0
Broadcast
200.107.222.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.1856 , -50.558
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-11-06 03:32 · 2025-11-06 03:32
Top ASN
AS270259 · E MAIER CAMPOS ULTRANET LTDA
Top organization / ISP
E MAIER CAMPOS ULTRANET LTDA · E MAIER CAMPOS ME
Top geo
Brazil · Pará · Parauapebas
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2
Open report →

185.116.92.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
185.116.92.0
Broadcast
185.116.92.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.4 , 23.222
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-22 03:02 · 2025-09-22 03:02
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
GDN LTD · UltraNET Ltd
Top geo
Bulgaria · Blagoevgrad · Petrich
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
Open report →

80.72.74.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
80.72.74.0
Broadcast
80.72.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.4 , 23.222
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-10 21:12 · 2025-09-10 21:12
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
Ultranet · UltraNET Ltd
Top geo
Bulgaria · Blagoevgrad · Petrich
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

80.78.234.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
80.78.234.0
Broadcast
80.78.234.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.02 , 23.0961
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-09 05:42 · 2025-09-09 05:42
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
— · GigaLAN Networks - Petrich
Top geo
Bulgaria · Blagoevgrad · Blagoevgrad
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

185.116.93.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
185.116.93.0
Broadcast
185.116.93.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.4 , 23.222
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-07 20:20 · 2025-09-07 20:20
Top ASN
AS39184 · UltraNET Ltd
Top organization / ISP
GDN LTD · UltraNET Ltd
Top geo
Bulgaria · Blagoevgrad · Petrich
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2
Open report →