IP Intelligence Authority Platform

3.5.87.0/24 subnet

3.5.87.0/24 is a block of 256 IPv4 addresses announced by AS16509 (Amazon Data Services Northern Virginia), located mainly in United States. IPDebrief has analysed 22 addresses in this block; none currently carries a higher risk score. Overall the neighbourhood is assessed as mixed reputation.

Updated 5 November 2026

Analysed

22

Higher risk

0

Hosting / datacenter

1

VPN, proxy or Tor

0

With reverse DNS

2

Analysed addresses in 3.5.87.0/24

• 3.5.87.5risk 25
• 3.5.87.7risk 25
• 3.5.87.9risk 25
• 3.5.87.13risk 25
• 3.5.87.26risk 25
• 3.5.87.28risk 20
• 3.5.87.29risk 25
• 3.5.87.31risk 25
• 3.5.87.39risk 25
• 3.5.87.40risk 25
• 3.5.87.43risk 20
• 3.5.87.46risk 25
• 3.5.87.69risk 25
• 3.5.87.77risk 25
• 3.5.87.85risk 25
• 3.5.87.87risk 25
• 3.5.87.89risk 25
• 3.5.87.94risk 25
• 3.5.87.107risk 25
• 3.5.87.118s3-website.us-west-2.amazonaws.com · risk 15
• 3.5.87.119risk 25
• 3.5.87.123s3-fips-r-w.us-west-2.amazonaws.com · risk 25

Related networks

• AS16509
• United States
• ← 3.5.86.0/24
• 3.5.88.0/24 →
• Network directory

About this block

A /24 is the smallest IPv4 block normally routed on the internet, so the 256 addresses inside it usually share one operator and purpose. Looking at a whole block shows whether a single suspicious address is an outlier or part of a pattern: a block where many addresses carry abuse reports, hosting infrastructure or anonymising services deserves more caution than one with a single flagged address.

Only addresses IPDebrief has analysed are listed. Each links to its full profile with ownership, routing, reverse DNS and risk evidence.