Is YandexBot using 5.255.251.125?
Yes, 5.255.251.125 is a confirmed YandexBot IP address from which YandexBot crawls the world wide web.
Last Seen
Mon, August 05 2019 at 19:51:33
IPv4
5.255.251.125
Host
5-255-251-125.spider.yandex.com.

User Agents Detected Crawling from YandexBot IP 5.255.251.125
- Mozilla/5.0 (compatible; YandexBot/3.0; +http://yandex.com/bots)