# Using Warmerly

> How warmup, our email infrastructure, plans and limits work, plus the FAQ and a troubleshooting page. No code.

Source: https://warmerly.com/docs/topics/using-warmerly

How warmup, our email infrastructure, plans and limits work, plus the FAQ and a troubleshooting page. No code.

## Articles

- [FAQ](https://warmerly.com/docs/faq): Short answers to the questions Warmerly users ask most: what warmup does, how long it takes, what plans include and whether sending is metered.
- [How warmup works](https://warmerly.com/docs/how-warmup-works): What Warmerly's email warmup actually does: the private warmup network, the daily ramp, why warmup never emails your prospects, and how LinkedIn…
- [How our email infrastructure works](https://warmerly.com/docs/infrastructure): How mail reaches and leaves a Warmerly hosted mailbox: the MX, SPF, DKIM and DMARC records you publish, separate mail lanes, and how a new IP earns…
- [Plans & limits](https://warmerly.com/docs/plans-and-limits): What each Warmerly plan includes, how mailbox and campaign limits are enforced, and which allowances reset monthly.
- [Troubleshooting](https://warmerly.com/docs/troubleshooting): Fixes for the problems Warmerly users actually hit: DKIM shown as missing when it exists, Microsoft 365 SMTP errors after OAuth and paused mailboxes.
- [Use with AI (MCP)](https://warmerly.com/docs/ai): Connect Claude, ChatGPT, Claude Code or Cursor to your Warmerly workspace over MCP: look up mailboxes, campaigns, leads and deliverability.