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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: Telecommunication Company of Alborz · Clear
Snapshot 2026-03-07 Results 25 Page 1 / 1

5.237.8.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
5.237.8.0
Broadcast
5.237.8.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.962 , 50.6799
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Hashtgerd
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.17.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.17.0
Broadcast
5.237.17.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.8327 , 50.9916
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.7.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.7.0
Broadcast
5.237.7.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.962 , 50.6799
Hits / Errors
2 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
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Hashtgerd
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.18.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.18.0
Broadcast
5.237.18.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.7255 , 50.3662
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Eshtehārd
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.25.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.25.0
Broadcast
5.237.25.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.8327 , 50.9916
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.0.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.0.0
Broadcast
5.237.0.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.962 , 50.6799
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Hashtgerd
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.21.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.21.0
Broadcast
5.237.21.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.7902 , 50.9495
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Shahrak-e Nahāl Va Baz̄r
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.23.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.23.0
Broadcast
5.237.23.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.8327 , 50.9916
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.12.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.12.0
Broadcast
5.237.12.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.8327 , 50.9916
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 Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.29.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.29.0
Broadcast
5.237.29.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.8327 , 50.9916
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 Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.30.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.30.0
Broadcast
5.237.30.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.8327 , 50.9916
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 Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.31.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.31.0
Broadcast
5.237.31.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.8327 , 50.9916
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 Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

92.246.147.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
92.246.147.0
Broadcast
92.246.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.84 , 50.9391
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.28.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
5.237.28.0
Broadcast
5.237.28.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.8327 , 50.9916
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.36.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.36.0
Broadcast
5.237.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.84 , 50.9391
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.42.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.237.42.0
Broadcast
5.237.42.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7292 , 50.9848
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Fardīs
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.32.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.32.0
Broadcast
5.237.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7292 , 50.9848
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Fardīs
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.16.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.16.0
Broadcast
5.237.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.8327 , 50.9916
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.6.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.6.0
Broadcast
5.237.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.962 , 50.6799
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Hashtgerd
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.33.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.33.0
Broadcast
5.237.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.7499 , 50.9438
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Tehran · Meshkīn Dasht
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.4.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.4.0
Broadcast
5.237.4.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.962 , 50.6799
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS58224 · Iran Telecommunication Company PJS
Top organization / ISP
Telecommunication Company of Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Hashtgerd
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.1.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.1.0
Broadcast
5.237.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.962 , 50.6799
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 Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Hashtgerd
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.19.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.19.0
Broadcast
5.237.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.8327 , 50.9916
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 Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.2.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.2.0
Broadcast
5.237.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.8327 , 50.9916
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 Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

5.237.37.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
5.237.37.0
Broadcast
5.237.37.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.84 , 50.9391
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 Alborz · Iran Telecommunication Company PJS
Top geo
Iran · Alborz Province · Karaj
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →