Google has updated the JSON files with the list of IP addresses Googlebot. I believe Google added one new IP6 and one new IP4 IP address to the list. That is, if I am looking at the file correctly.

The MPAA, RIAA and other copyright holding companies have long used Internet Protocol (IP) addresses to identify users for their lawsuits. They'll find that people at various IP addresses have used ...

Google's Gary Illyes said that the Googlebot JSON file IP address list is updated within a few days of a new IP being added to the list of IPs that Googlebot crawls from. "We got a few comments about ...