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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: Meta Platforms Ireland Limited · Clear
Snapshot 2026-03-07 Results 7 Page 1 / 1

57.141.2.0/24

Risk Max 100 HIGH Footprint 27.344% Hits 821044
Prefix / IP version
/24 · IPv4
Network
57.141.2.0
Broadcast
57.141.2.255
Observed IPs / Subnet size
70 observed · 256 total
Centroid
37.33879999999999 , -121.8915999999999
Hits / Errors
821044 hits · 752 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS32934 · Facebook, Inc.
Top organization / ISP
Meta Platforms Ireland Limited · Facebook, Inc.
Top geo
United States · California · San Jose
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

57.141.14.0/24

Risk Max 100 HIGH Footprint 37.500% Hits 487292
Prefix / IP version
/24 · IPv4
Network
57.141.14.0
Broadcast
57.141.14.255
Observed IPs / Subnet size
96 observed · 256 total
Centroid
34.054399999999994 , -118.24400000000001
Hits / Errors
487292 hits · 923 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS32934 · Facebook, Inc.
Top organization / ISP
Meta Platforms Ireland Limited · Facebook, Inc.
Top geo
United States · California · Los Angeles
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

57.141.16.0/24

Risk Max 100 HIGH Footprint 39.453% Hits 3657
Prefix / IP version
/24 · IPv4
Network
57.141.16.0
Broadcast
57.141.16.255
Observed IPs / Subnet size
101 observed · 256 total
Centroid
47.610899999999965 , -122.3303
Hits / Errors
3657 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS32934 · Facebook, Inc.
Top organization / ISP
Meta Platforms Ireland Limited · Facebook, Inc.
Top geo
United States · Washington · Seattle
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

57.141.12.0/24

Risk Max 3 LOW Footprint 27.344% Hits 487
Prefix / IP version
/24 · IPv4
Network
57.141.12.0
Broadcast
57.141.12.255
Observed IPs / Subnet size
70 observed · 256 total
Centroid
1.3807998767967147 , 103.7951088295688
Hits / Errors
487 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-02 02:00
Top ASN
AS32934 · Facebook, Inc.
Top organization / ISP
Meta Platforms Ireland Limited · Facebook, Inc.
Top geo
Singapore · North West · Singapore
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.13.127.0/24

Risk Max — LOW Footprint 16.016% Hits 46
Prefix / IP version
/24 · IPv4
Network
31.13.127.0
Broadcast
31.13.127.255
Observed IPs / Subnet size
41 observed · 256 total
Centroid
53.41170000000005 , -6.4495
Hits / Errors
46 hits · 29 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS32934 · Facebook, Inc.
Top organization / ISP
Meta Platforms Ireland Limited · Facebook, Inc.
Top geo
Ireland · Leinster · Clonee
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.13.115.0/24

Risk Max — LOW Footprint 7.812% Hits 29
Prefix / IP version
/24 · IPv4
Network
31.13.115.0
Broadcast
31.13.115.255
Observed IPs / Subnet size
20 observed · 256 total
Centroid
65.5864 , 22.145699999999998
Hits / Errors
29 hits · 11 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS32934 · Facebook, Inc.
Top organization / ISP
Meta Platforms Ireland Limited · Facebook, Inc.
Top geo
Sweden · Norrbotten County · Luleå
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.13.103.0/24

Risk Max — LOW Footprint 6.641% Hits 38
Prefix / IP version
/24 · IPv4
Network
31.13.103.0
Broadcast
31.13.103.255
Observed IPs / Subnet size
17 observed · 256 total
Centroid
55.394500000000015 , 10.390300000000002
Hits / Errors
38 hits · 30 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS32934 · Facebook, Inc.
Top organization / ISP
Meta Platforms Ireland Limited · Facebook, Inc.
Top geo
Denmark · South Denmark · Odense
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →