Google’s Gary Illyes stated that the Googlebot JSON file IP handle checklist is up to date inside a number of days of a brand new IP being added to the checklist of IPs that Googlebot crawls from. “We acquired a number of feedback about whether or not the checklist is up-to-date; the reply was all the time sure, inside a margin of some days,” Gary stated.

Gary stated this on LinkedIn the place he defined why it’s a few days. “The few days margin comes from the exporter operating solely as soon as every week, as a result of the checklist modifications very not often. The exporter nonetheless runs routinely as soon as every week, however now it updates the creation time subject with the brand new time and publishes the checklist even when it is unchanged. This can be a no-op change for instruments that eat the checklist, however hopefully prevents feedback about whether or not the checklist is up-to-date,” Gary defined.

Gary additionally added that “We modified the googlebot.json exporter to publish the checklist of Googlebot IP ranges and replace the creation time even when there have been no modifications within the checklist.”

I ought to notice, the JSON file was certainly up to date every week or so in the past, with not just a few formatting modifications but in addition Google added {“ipv4Prefix”: “34.22.85.0/27”},

Discussion board dialogue at LinkedIn.

Picture credit score to @okaylizzi