37.221.135.0/24 subnet

IPv4 /24 block

37.221.135.0/24 is a block of 256 IPv4 addresses announced by AS62384 (Radio Service Ltd.), located mainly in Ukraine. IPDebrief has analysed 15 addresses in this block; 8 currently carry a higher risk score. Overall the neighbourhood is assessed as clean.

Updated 24 October 2026

Analysed: 15
Higher risk: 8
Hosting / datacenter: 0
VPN, proxy or Tor: 0
With reverse DNS: 0

Analysed addresses in 37.221.135.0/24

8 higher risk7 moderate0 low

Related networks

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.