Hi everyone. Following up on this thread after discussing with our Identity team. The codes you received are legitimate.
We use a a service to send SMS (which in turn uses their own providers and so on). Depending on the country these SMS messages get sent via a dedicated short number, but more often they show up as regular phone numbers registered in the respective country. I'll ping our support team to add more clarity to the HelpX article.
Sometimes the carrier modifies the message and may
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