Google was incorporated in September 1998. RFC 2640 was published in December 1998. Google's IPv6 tracker [1] has ~20% of their traffic coming in as IPv6. In th

Google was incorporated in September 1998. RFC 2640 was published in December 1998. Google's IPv6 tracker [1] has ~20% of their traffic coming in as IPv6. In the time that it's taken for Google to become one of the largest companies in the world, IPv6 is still uncommon. [1] https://www.google.com/intl/en/ipv6/statistics.html https://www.google.com/intl/en/ipv6/statistics.html