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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: Semnan · Clear
Snapshot 2026-03-07 Results 7 Page 1 / 1

2.183.140.0/24

Risk Max — LOW Footprint 3.516% Hits 10
Prefix / IP version
/24 · IPv4
Network
2.183.140.0
Broadcast
2.183.140.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
36.4182 , 54.9763
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company · Iran Telecommunication Company PJS
Top geo
Iran · Semnan · Shahrud
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.7.122.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
31.7.122.0
Broadcast
31.7.122.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.4182 , 54.9763
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Semnan · Iran Telecommunication Company PJS
Top geo
Iran · Semnan · Shahrud
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

164.215.188.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
164.215.188.0
Broadcast
164.215.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.5769 , 53.3921
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS43754 · Asiatech Data Transmission company
Top organization / ISP
Fanava Group · Asiatech Data Transmission company
Top geo
Iran · Semnan · Semnan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

89.41.21.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
89.41.21.0
Broadcast
89.41.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.5769 , 53.3921
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS39501 · NGSAS NedaGostarSaba
Top organization / ISP
Parvaresh Dadeha Co. Private Joint Stock · Parvaresh Dadeha Co. Private Joint Stock
Top geo
Iran · Semnan · Semnan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.53.34.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.53.34.0
Broadcast
5.53.34.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.3504 , 55.0025
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Iran Telecommunication Company PJS · Iran Telecommunication Company PJS
Top geo
Iran · Semnan · Rūyān
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.239.226.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.239.226.0
Broadcast
5.239.226.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.5767 , 53.3949
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Semnan · Iran Telecommunication Company PJS
Top geo
Iran · Semnan · Semnan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.239.233.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.239.233.0
Broadcast
5.239.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0949 , 49.6981
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Semnan · Iran Telecommunication Company PJS
Top geo
Iran · Markazi · Arak
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →