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: 4Tel Telekomunikacije d.o.o. · Clear
Snapshot 2026-03-08 Results 10 Page 1 / 1

82.21.209.0/24

Risk Max — LOW Footprint 2.344% Hits 10
Prefix / IP version
/24 · IPv4
Network
82.21.209.0
Broadcast
82.21.209.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
45.8293 , 15.9793
Hits / Errors
10 hits · 3 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
Private Customer · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · City of Zagreb · Zagreb
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

213.190.27.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
213.190.27.0
Broadcast
213.190.27.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
45.79979999999999 , 15.7102
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
4Tel Telekomunikacije d.o.o · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · Zagreb County · Samobor
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

213.190.25.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
213.190.25.0
Broadcast
213.190.25.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
45.7998 , 15.7102
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
4Tel Telekomunikacije d.o.o · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · Zagreb County · Samobor
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

82.22.209.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
82.22.209.0
Broadcast
82.22.209.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.8293 , 15.9793
Hits / Errors
4 hits · 1 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
Private Customer · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · City of Zagreb · Zagreb
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

82.23.211.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
82.23.211.0
Broadcast
82.23.211.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.8293 , 15.9793
Hits / Errors
2 hits · 2 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
Private Customer · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · City of Zagreb · Zagreb
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

82.23.221.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
82.23.221.0
Broadcast
82.23.221.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.8293 , 15.9793
Hits / Errors
2 hits · 2 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
Private Customer · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · City of Zagreb · Zagreb
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

82.21.221.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
82.21.221.0
Broadcast
82.21.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.8293 , 15.9793
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
Private Customer · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · City of Zagreb · Zagreb
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

82.24.232.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
82.24.232.0
Broadcast
82.24.232.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.8293 , 15.9793
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
Private Customer · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · City of Zagreb · Zagreb
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

82.26.213.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
82.26.213.0
Broadcast
82.26.213.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.8293 , 15.9793
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
Private Customer · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · City of Zagreb · Zagreb
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

185.168.41.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
185.168.41.0
Broadcast
185.168.41.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.7998 , 15.7102
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS203964 · 4Tel Telekomunikacije d.o.o.
Top organization / ISP
4Tel Telekomunikacije d.o.o · 4Tel Telekomunikacije d.o.o.
Top geo
Croatia · Zagreb County · Samobor
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →