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After more than 13 years, and tens of thousands of questions, Moz Q&A closed on 12th December 2024. Whilst we’re not completely removing the content - many posts will still be possible to view - we have locked both new posts and new replies. More details here.
It is not recommended to have more than 1
Depends on how the site is coded to work but I would say its safer to have the titles as
Shouldn't have thought so. I have implemented it on a few of my clients sites which aren't HTTPS and they are being indexed fine.
Most of the sites that use AMP pages are things like news article sites etc. which don't really need to be HTTPS as they are not saving any of the customers secure information.
It can sometimes take a while and they may have to keep moving it back due to the crawl index getting larger or encounting problems that they had not expected.
It should have been refreshed with the latest update yesterday though
https://moz.com/products/api/updates
Could be that your domain authority has just stayed the same? Better than going down!
Although sometimes it can take the system a few days to update the DA within your MOZ dashboard etc.