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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: Polkomtel Sp. z o.o · Clear
Snapshot 2026-03-19 Results — Page 1 / 1

84.39.166.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
84.39.166.0
Broadcast
84.39.166.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
51.087 , 17.0254
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-12 02:00
Top ASN
AS29167 · Netia SA
Top organization / ISP
Polkomtel Sp. z o.o · Netia SA
Top geo
Poland · Lower Silesia · Wroclaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

78.30.108.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.30.108.0
Broadcast
78.30.108.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
52.2218 , 20.9911
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-03-09 02:00 · 2026-03-11 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
AERO2 Mobile Broadband Services · AERO 2
Top geo
Poland · Mazovia · Warsaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

84.39.167.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
84.39.167.0
Broadcast
84.39.167.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.087 , 17.0254
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS29167 · Netia SA
Top organization / ISP
Polkomtel Sp. z o.o · Netia SA
Top geo
Poland · Lower Silesia · Wroclaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

37.209.134.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.209.134.0
Broadcast
37.209.134.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2299 , 21.0093
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS29167 · Netia SA
Top organization / ISP
Polkomtel Sp. z o.o · Netia SA
Top geo
Poland · Mazovia · Warsaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

37.109.169.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.109.169.0
Broadcast
37.109.169.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8438 , 16.4886
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Polkomtel Sp. z o.o · Polkomtel Sp. z o.o.
Top geo
Poland · Lower Silesia · Swidnica
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

37.109.170.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.109.170.0
Broadcast
37.109.170.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9355 , 15.5064
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Polkomtel Sp. z o.o · Polkomtel Sp. z o.o.
Top geo
Poland · Lubusz · Zielona Góra
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

37.209.131.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.209.131.0
Broadcast
37.209.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2365 , 20.9933
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS29167 · Netia SA
Top organization / ISP
Polkomtel Sp. z o.o · Netia SA
Top geo
Poland · Mazovia · Warsaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

37.209.145.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.209.145.0
Broadcast
37.209.145.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4081 , 16.9278
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS29167 · Netia SA
Top organization / ISP
Polkomtel Sp. z o.o · Netia SA
Top geo
Poland · Greater Poland · Poznan
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

5.172.238.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.172.238.0
Broadcast
5.172.238.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.2597 , 19.3965
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Cyfrowy Polsat S.A · Polkomtel Sp. z o.o
Top geo
Poland · Kujawsko-Pomorskie · Brodnica
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

78.30.78.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.30.78.0
Broadcast
78.30.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.2314 , 18.781
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Cyfrowy Polsat MVNO mobile broadband services · AERO 2
Top geo
Poland · Silesia · Paniówki
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

31.0.77.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.0.77.0
Broadcast
31.0.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2275 , 21.0265
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Polkomtel Sp. z o.o · Polkomtel S.A
Top geo
Poland · Mazovia · Warsaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

37.209.135.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.209.135.0
Broadcast
37.209.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2299 , 21.0093
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS29167 · Netia SA
Top organization / ISP
Polkomtel Sp. z o.o · Netia SA
Top geo
Poland · Mazovia · Warsaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

5.172.236.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.172.236.0
Broadcast
5.172.236.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.6113 , 18.9469
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Cyfrowy Polsat S.A · Polkomtel Sp. z o.o
Top geo
Poland · Pomerania · Gardeja
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

31.0.116.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.0.116.0
Broadcast
31.0.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9665 , 21.4191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Cyfrowy Polsat S.A. · Polkomtel S.A.
Top geo
Poland · Mazovia · Osieck
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

37.209.133.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.209.133.0
Broadcast
37.209.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2446 , 21.1046
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS29167 · Netia SA
Top organization / ISP
Polkomtel Sp. z o.o · Netia SA
Top geo
Poland · Mazovia · Warsaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

37.98.208.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.98.208.0
Broadcast
37.98.208.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4064 , 16.9252
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Polkomtel Sp. z o.o · Polkomtel Sp. z o.o.
Top geo
Poland · Greater Poland · Poznan
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

78.30.102.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.30.102.0
Broadcast
78.30.102.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2292 , 21.0064
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
AERO2 Mobile Broadband Services · AERO 2
Top geo
Poland · Mazovia · Warsaw
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

78.30.70.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.30.70.0
Broadcast
78.30.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.922 , 22.1737
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS8374 · Polkomtel Sp. z o.o.
Top organization / ISP
Polkomtel Sp. z o.o · Polkomtel Sp. z o.o.
Top geo
Poland · Warmia-Masuria · Stare Juchy
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →