Hi, new versios 0.73.0 is released now, credits to Pedro LaWwrench which notifies me about absence of proper validation of empty input, which can cause a segfault in "ipv6calc". Package and signature files can be found here: ftp://ftp.bieringer.de/pub/linux/IPv6/ipv6calc/ Major changes: none Minor changes: ipv6calc/ipv6calc.c - add auto-output format detection for revnibble - do not print resultstring, if empty - add support for '-m' for '--in -?' - add support for '-m' for '--out|action -?' ipv6calc/test_ipv6calc.sh - add input validation tests lib/ipv6calchelp.[ch] - support machine readable output for input types - support machine readable output for output/action types lib/libipv4addr.c lib/libipv6addr.c lib/librfc1886.c - improve input validation databases/registries/update-registries.sh - fix IANA ipv6-unicast-address-assignments weblink problem Maintenance - Database updates Regards, Peter