TXT Record Too Long? How to Split DKIM for DNS Providers
255-character limits, quoting, and paste errors that break DKIM verification. Practical guide for non-technical small business owners.
DKIM public keys exceed one TXT string on some panels. Learn how to split records or use your provider's long-string UI without breaking verification.
Quick summary
- MX — where incoming mail is delivered
- SPF — which servers can send as your domain
- DKIM — digital signature for authenticity
- DMARC — policy if someone tries to fake your domain
What you are actually doing
You are telling the internet where to deliver email for your domain and which servers are allowed to send on your behalf. Your email host provides the exact values — you paste them where you manage your domain.
Records at a glance
- MX — where incoming mail is delivered
- SPF — which servers can send as your domain
- DKIM — digital signature for authenticity
- DMARC — policy if someone tries to fake your domain
Common questions
How long does txt record too long? how to split dkim for dns providers take for a small business?
Most teams finish domain connection and first mailboxes in under an hour. DNS propagation is often minutes; in rare cases wait up to 24–48 hours. OquMail shows live verification so you know when you are ready.
Do I need technical experience to set up business email?
No. If you can log into where you bought your domain and paste a few lines of text, you can set up professional email. OquMail guides you step by step and verifies when DNS is correct.
Can my small team use business email for free?
Yes. OquMail's free plan includes up to 15 mailboxes on your own domain with webmail, guided SPF/DKIM/DMARC setup, and a transactional email API — no credit card required.
Get business email on your domain — free
Up to 15 mailboxes, guided SPF/DKIM/DMARC, webmail, and a transactional API. Most teams are live in under fifteen minutes — no IT background required.
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