Rambler

Rambler is a search engine and email provider, headquartered in Moscow. Besides a general contact form available in their support resources pages, you can also reach out to Rambler's abuse team directly at abuse@rambler-co.ru to investigate false-positive blocks.

Codes

452 · 540 · 554

452↑
452 4.5.3 rate limit exceeded

The email address is currently receiving an email at a high rate. Sending email in the future will most likely be successful.

540↑
540 5.7.1 <example@rambler.ru>: recipient address rejected: Inactive
540 5.7.1 <example@rambler.ru>: recipient address rejected: Blocked
554↑
554 5.7.1 Spam message rejected; If this is not spam contact abuse

After reviewing your messages to ensure they follow sender best practices, you can contact Rambler's support team for review.