- Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_1) AppleWebKit/601.2.4 (KHTML, like Gecko) Version/9.0.1 Safari/601.2.4 facebookexternalhit/1.1 Facebot Twitterbot/1.0
- facebookexternalhit/1.1;kakaotalk-scrap/1.0; +https://devtalk.kakao.com/t/scrap/33984
- facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
- facebookexternalhit/1.1
- facebookexternalhit/1.1;kakaotalk-scrap/1.0;
- facebookexternalhit/1.1;line-poker/1.0