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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: Olomouc · Clear
Snapshot 2026-01-23 Results 7 Page 1 / 1

178.211.147.0/24

Risk Max — LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
178.211.147.0
Broadcast
178.211.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.588100000000004 , 17.2565
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-08-04 19:48 · 2025-08-04 19:53
Top ASN
AS16019 · Vodafone Czech Republic a.s.
Top organization / ISP
EMPECOM, s.r.o · Vodafone Czech Republic a.s.
Top geo
Czechia · Olomoucký kraj · Olomouc
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

82.114.200.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
82.114.200.0
Broadcast
82.114.200.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.4137 , 17.5032
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-11-07 21:20 · 2023-11-07 21:20
Top ASN
AS41046 · O2 Czech Republic, a.s.
Top organization / ISP
NejTV a.s. · NEJTV
Top geo
Czechia · Olomoucký kraj · Přerov
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2
Open report →

77.242.88.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.242.88.0
Broadcast
77.242.88.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.4137 , 17.5032
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-26 02:29 · 2025-11-26 02:29
Top ASN
AS41046 · O2 Czech Republic, a.s.
Top organization / ISP
Nej.cz s.r.o · NEJTV
Top geo
Czechia · Olomoucký kraj · Přerov
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

147.251.22.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
147.251.22.0
Broadcast
147.251.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.5487 , 17.3316
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-28 07:23 · 2025-10-28 07:23
Top ASN
AS2852 · CESNET z.s.p.o.
Top organization / ISP
Masarykova univerzita - Ustav vypocetni techniky · CESNET z.s.p.o.
Top geo
Czechia · Olomoucký kraj · Velký Týnec
Window / Updated
2025-10-27 → 2025-11-03 · Updated 2026-01-14 · v2
Open report →

176.102.128.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
176.102.128.0
Broadcast
176.102.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0155 , 17.0327
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-30 05:11 · 2025-09-30 05:11
Top ASN
AS42908 · ORIGINAL AS CZ-NORDICTELECOMREGIONAL
Top organization / ISP
Nordic Telecom Regional s.r.o · O2 Czech Republic, a.s.
Top geo
Czechia · Olomoucký kraj · Rapotín
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2
Open report →

176.102.152.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
176.102.152.0
Broadcast
176.102.152.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.5864 , 17.2537
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-30 23:51 · 2025-07-30 23:51
Top ASN
AS42908 · ORIGINAL AS CZ-NORDICTELECOMREGIONAL
Top organization / ISP
Nordic Telecom Regional s.r.o · O2 Czech Republic, a.s.
Top geo
Czechia · Olomoucký kraj · Olomouc
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

185.99.65.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
185.99.65.0
Broadcast
185.99.65.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.9676 , 16.9747
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-12-01 04:17 · 2024-12-01 04:17
Top ASN
AS8251 · FreeTel, s.r.o.
Top organization / ISP
Obcanske sdruzeni SPKFree.Net · Neutral Free eXchange members - FreeTel alternate
Top geo
Czechia · Olomoucký kraj · Šumperk
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2
Open report →