Test whether a web address, site, URL, or domain is IPv6 accessible. Tests for DNS AAAA records, IPv6-addressable nameservers, glue, IPv6 connectivity (port 80), and several other elements. https://ready.Chair6.net/?url=Xn--ok0b90i12mc2e54v.xn--3e0B707E/rooftile/gnuboard/bbs/board.php%3Fbo_table%3Dbbs03%26wr_id%3D349346