DigitalOcean Referral Badge
cloud1
cloud2
cloud3
cloud4
cloud5
cloud6

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: Highway Customers · Clear
Snapshot 2026-01-22 Results 8 Page 1 / 1

188.22.22.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
188.22.22.0
Broadcast
188.22.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.2318 , 9.6014
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 09:54 · 2025-12-17 09:54
Top ASN
AS8447 · A1 Telekom Austria AG
Top organization / ISP
Highway Customers · A1 Telekom Austria AG
Top geo
Austria · Vorarlberg · Feldkirch
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

178.190.188.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.190.188.0
Broadcast
178.190.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1535 , 16.3855
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 11:06 · 2025-12-14 11:06
Top ASN
AS8447 · A1 Telekom Austria AG
Top organization / ISP
Highway Customers · A1 Telekom Austria AG
Top geo
Austria · Vienna · Vienna
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

188.23.145.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
188.23.145.0
Broadcast
188.23.145.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.2049 , 16.3662
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 07:45 · 2025-12-14 07:45
Top ASN
AS8447 · A1 Telekom Austria AG
Top organization / ISP
Highway Customers · A1 Telekom Austria AG
Top geo
Austria · Vienna · Vienna
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

178.191.53.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.191.53.0
Broadcast
178.191.53.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.1521 , 9.8166
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-29 07:54 · 2025-11-29 07:54
Top ASN
AS8447 · A1 Telekom Austria AG
Top organization / ISP
Highway Customers · A1 Telekom Austria AG
Top geo
Austria · Vorarlberg · Bludenz
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

188.22.63.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
188.22.63.0
Broadcast
188.22.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.2169 , 16.4997
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-25 18:53 · 2025-11-25 18:53
Top ASN
AS8447 · A1 Telekom Austria AG
Top organization / ISP
Highway Customers · A1 Telekom Austria AG
Top geo
Austria · Vienna · Vienna
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

178.191.190.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.191.190.0
Broadcast
178.191.190.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.2324 , 16.3518
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-06 07:05 · 2025-11-06 07:05
Top ASN
AS8447 · A1 Telekom Austria AG
Top organization / ISP
Highway Customers · A1 Telekom Austria AG
Top geo
Austria · Vienna · Vienna
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2
Open report →

178.190.152.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.190.152.0
Broadcast
178.190.152.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.301 , 16.3448
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-06 04:26 · 2025-11-06 04:26
Top ASN
AS8447 · A1 Telekom Austria AG
Top organization / ISP
Highway Customers · A1 Telekom Austria AG
Top geo
Austria · Lower Austria · Langenzersdorf
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2
Open report →

178.191.158.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.191.158.0
Broadcast
178.191.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.2667 , 15.3167
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-08-18 17:08 · 2025-08-18 17:08
Top ASN
AS8447 · A1 Telekom Austria AG
Top organization / ISP
Highway Customers · A1 Telekom Austria AG
Top geo
Austria · Styria · Frohnleiten
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2
Open report →