The file is a well-known dataset in the networking and cybersecurity communities, primarily used as a benchmarking and educational tool for understanding the structure and distribution of IPv6 (Internet Protocol version 6) addresses.
: Companies or academic projects may use these files to track the adoption and distribution of IPv6 across different Autonomous Systems (ASNs). File Structure (Typical) 74k-ipv6.txt
The filename 74k-ipv6.txt is not trademarked or standardized. Malicious actors have been known to distribute poisoned versions of popular blocklists to create denial-of-service against targets or to trick administrators into whitelisting malicious IPs. The file is a well-known dataset in the
alert ipv6 any any -> any any (msg:"IPv6 blocklist match"; threshold: type limit, track by_src, seconds 60, count 1; sid:1000001; rev:1;) any any (msg:"IPv6 blocklist match"