Messages from kodeks

"kodeks" appears to be a company or service that sends SMS messages for registration confirmation on various websites, such as docs.cntd.ru. The web search results show translations of the word "kodeks" in different languages and also mention an online database of Russian legislation called KODEKS. However, based solely on the SMS messages received, it seems that "kodeks" is primarily focused on sending verification codes for website registrations via text message.