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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: Al Qaţīf · Clear
Snapshot 2026-01-25 Results 23 Page 1 / 1

51.223.131.0/24

Risk Max 2 LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
51.223.131.0
Broadcast
51.223.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
6 hits · 4 errors
First / Last seen
2025-01-12 03:27 · 2025-01-12 03:27
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-01-06 → 2025-01-13 · Updated 2026-01-14 · v2
Open report →

51.235.126.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.235.126.0
Broadcast
51.235.126.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-05 02:04 · 2025-05-05 11:18
Top ASN
AS39891 · Saudi Telecom Company JSC
Top organization / ISP
— · STC MBB
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

51.223.43.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.223.43.0
Broadcast
51.223.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-23 04:04 · 2025-08-23 04:04
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
STC FBB · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2
Open report →

51.223.34.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.223.34.0
Broadcast
51.223.34.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-08-02 19:28 · 2025-08-02 19:28
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
STC FBB · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

51.223.145.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.223.145.0
Broadcast
51.223.145.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-22 22:43 · 2025-05-22 22:43
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2
Open report →

146.251.74.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
146.251.74.0
Broadcast
146.251.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-17 11:39 · 2025-12-17 11:39
Top ASN
AS35819 · Etihad Etisalat, a joint stock company
Top organization / ISP
Mobily Broadband SA · Bayanat Al-Oula Network Services
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

51.235.122.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.235.122.0
Broadcast
51.235.122.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-17 05:34 · 2025-12-17 05:34
Top ASN
AS39891 · Saudi Telecom Company JSC
Top organization / ISP
Saudi Telecom Company JSC · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

51.223.156.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.156.0
Broadcast
51.223.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-03 21:00 · 2025-12-03 21:00
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2
Open report →

159.0.104.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
159.0.104.0
Broadcast
159.0.104.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-01 19:39 · 2025-12-01 19:39
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
— · Saudinet
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2
Open report →

51.223.37.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.37.0
Broadcast
51.223.37.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-26 02:23 · 2025-11-26 02:23
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
STC FBB · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

37.106.105.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.106.105.0
Broadcast
37.106.105.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-25 18:51 · 2025-11-25 18:51
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
— · Saudinet
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

37.106.97.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.106.97.0
Broadcast
37.106.97.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-25 04:22 · 2025-11-25 04:22
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
— · Saudinet
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

51.223.132.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.132.0
Broadcast
51.223.132.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-07 02:41 · 2025-08-07 02:41
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

51.223.142.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.142.0
Broadcast
51.223.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-06 16:02 · 2025-08-06 16:02
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

51.223.152.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.152.0
Broadcast
51.223.152.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-06 14:47 · 2025-08-06 14:47
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

51.223.151.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.151.0
Broadcast
51.223.151.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-04 23:58 · 2025-08-04 23:58
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

51.235.178.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.235.178.0
Broadcast
51.235.178.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-04 08:32 · 2025-08-04 08:32
Top ASN
AS39891 · Saudi Telecom Company JSC
Top organization / ISP
— · STC MBB
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

37.106.108.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.106.108.0
Broadcast
37.106.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-02 20:40 · 2025-08-02 20:40
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
— · Saudinet
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

51.223.129.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.129.0
Broadcast
51.223.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-23 09:55 · 2025-05-23 09:55
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2
Open report →

37.106.106.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.106.106.0
Broadcast
37.106.106.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 23:26 · 2025-05-05 23:26
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
— · Saudinet
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

159.0.111.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
159.0.111.0
Broadcast
159.0.111.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 05:43 · 2025-05-05 05:43
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
— · Saudinet
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

51.223.46.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.46.0
Broadcast
51.223.46.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 03:34 · 2025-05-05 03:34
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
STC FBB · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

51.223.128.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.223.128.0
Broadcast
51.223.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.5651 , 50.0118
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-04 23:48 · 2025-05-04 23:48
Top ASN
AS25019 · Saudi Telecom Company JSC
Top organization / ISP
Saudinet · Saudi Telecom Company JSC
Top geo
Saudi Arabia · Eastern Province · Al Qaţīf
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2
Open report →