All of the following websites have switched to https scheme since they have been handled by external link editor. That is almost half of current http external link formats. The corresponding handlers should be updated to reflect this permanent change:

1. allmusic.com
2. ameblo.jp
3. animenewsnetwork.com
4. baike.baidu.com
5. bbc.co.uk
6. (*.)bigcartel.com
7. (*.)bnf.fr
8. cbfiddle.com
9. classicalarchives.com
10. generasia.com
11. ibdb.com
12. imdb.com
13. kashinavi.com
14. last.fm
15. mora.jp
16. (trove.)nla.gov.au
17. openlibrary.org
18. operabase.com
19. reverbnation.com
20. rockipedia.no
21. thesession.org
22. vimeo.com