whois plaza.rakuten.co.jp/seospecialist/diary/202411270000/
plaza.rakuten.co.jp/seospecialist/diary/202411270000/
checking....plaza.rakuten.co.jp/seospecialist/diary/202411270000/
$ whois plaza.rakuten.co.jp/seospecialist/diary/202411270000/
No whois server is known for this kind of object.