Guides
Free Business Email on Your Own Domain: The Complete 2026 Guide
How to get professional email like you@yourcompany.com for free — what you need, DNS setup, mailbox limits, and the best options for small teams.
May 2, 2026
OquMail Blog
Business email, explained clearly
807+ guides on setup, DNS, deliverability, and honest comparisons — built to rank and actually help you launch professional mail on your domain.
All posts (807)Guides (223)DNS & Setup (72)Deliverability (66)Comparisons (109)Email API (57)Small Business (280)
Featured guides
Start here — highest-impact reads for new teams
Guides
Why You Should Never Use a Personal Email for Business
Gmail and Yahoo for client work hurt trust, deliverability, and security. Here is what goes wrong — and what to use instead. Learn personal email for…
June 16, 2026
Guides
12 Benefits of Using a Custom Business Email Address
Trust, branding, deliverability, team access, and security — the concrete upside of you@yourcompany.com over a personal inbox. Learn benefits of business…
June 16, 2026
Guides
How to Create a Business Email Address (2026 Step-by-Step)
Create you@yourcompany.com in under an hour — domain, provider, DNS records, first mailbox, and test send. No technical background required. Learn how to…
June 8, 2026
Comparisons
Google Workspace Alternative Free for 15 Users: Is It Possible?
Google has no free business tier in 2026. Here are realistic alternatives for teams that need you@company.com without $105/month in Workspace fees.
June 10, 2026
Comparisons
Mailgun Alternative for Small Business: When You Need Inbox + API Together
Mailgun is built for developers sending at scale. Compare pricing, inbox needs, DNS setup, and why small teams often want email hosting and API in one workspace.
June 1, 2026
Guides
Setup, strategy, and getting started with business email.
Guides
Annual Email Security Audit Checklist for a Small Business
An annual email security audit checklist for a small business: verify DNS, rotate DKIM keys, review users and access, check devices, hunt for hidden forwards.
September 5, 2026
Guides
Webmail vs Email Client (MUA) vs Mail Server (MTA/MDA) Explained
Webmail is a mail client in your browser, an email client (MUA) is an installed app, and the mail server (MTA/MDA) moves and stores mail. See how they fit.
September 3, 2026
Guides
How to Recover a Business Email Account After Losing Your Phone or 2FA
How to recover a business email account after losing your phone or 2FA device: backup codes, admin reset, re-enrolling, and the setup that prevents a repeat.
September 2, 2026
DNS & Setup
MX, SPF, DKIM, DMARC, and provider-specific walkthroughs.
DNS & Setup
What Is an Email Subdomain and When Should You Send From One?
An email subdomain like notify. or news.yourdomain.com is a separate sending identity with its own DNS records. Learn when to use one and how DMARC sees it.…
September 5, 2026
DNS & Setup
What Is DANE for Email? TLSA Records and Real-World Adoption
DANE for email uses DNSSEC-signed TLSA records to pin your mail server certificate. Learn what DANE is, how it compares to MTA-STS, and how widely it is used.
August 30, 2026
DNS & Setup
What Is MTA-STS and TLS-RPT? Opportunistic vs Enforced TLS
MTA-STS lets your domain require encrypted delivery and TLS-RPT reports failures. Learn what MTA-STS and TLS-RPT are, the DNS records, and if you need them.
August 28, 2026
Deliverability
Inbox placement, bounces, reputation, and authentication.
Deliverability
security.txt, abuse@, postmaster@ and security@: RFC 2142 and 9116
Every domain should have working abuse@, postmaster@ and security@ addresses and a security.txt file. What RFC 2142 and RFC 9116 ask for and a 20-minute setup.
September 2, 2026
Deliverability
What Is ARC (Authenticated Received Chain)? Forwarding and SPF
ARC lets a forwarder or mailing list record and sign the authentication results it saw. Learn what ARC is, why forwarding breaks SPF, and how to read it.
August 24, 2026
Deliverability
What Is List-Unsubscribe? One-Click Unsubscribe (RFC 8058) Explained
List-Unsubscribe is a header that lets mail apps show an unsubscribe button. Learn how RFC 8058 one-click works and why Gmail and Yahoo require it. Learn…
August 22, 2026
Comparisons
How OquMail compares to Google, Zoho, Mailgun, SendGrid, and more.
Comparisons
OquMail vs Yandex 360 for Business: Custom Domain Email Compared
OquMail vs Yandex 360 for Business: custom domain mailboxes, free plan, IMAP, DNS setup, storage, data location and cost at 5 and 15 users.
September 6, 2026
Comparisons
OquMail vs Hostinger Email: Free Mailboxes vs Bundled Hosting Mail
OquMail vs Hostinger email compared: bundled hosting mailboxes and Titan business email vs a free plan with 15 mailboxes, IMAP, DNS guidance and a send API.
September 4, 2026
Comparisons
OquMail vs Loops: Free Business Email vs SaaS Email Marketing
OquMail vs Loops compared: inboxes vs contact-based marketing and transactional email for SaaS, free tiers, API, DNS setup and cost at 5 and 15 users.
September 2, 2026
Email API
Transactional sending, no-reply mail, and SaaS integrations.
Email API
GDPR-Minded Transactional Email: Consent, Data Minimisation, Retention
What GDPR means for transactional email in practice: which messages need no consent, the line to marketing, data minimisation in emails and logs, and retention.
September 4, 2026
Email API
Localising Transactional Email: Language, RTL, Dates, Currency
Send transactional email in each user's language: storing a locale, template fallbacks, right-to-left layout, date and currency formatting, and the API.…
September 2, 2026
Email API
Email API Key Management: Key per App, Rotation, Revoking Leaks
Manage email API keys properly: one key per app and environment, storing keys in env vars or a secrets manager, zero-downtime rotation, and revoking leaks fast.
August 30, 2026
Small Business
Startups, industries, migrations, and growing past the free plan.
Small Business
How to Convert a Personal Gmail Habit Into a Business Domain Habit
How to convert a personal Gmail habit into a business domain habit: move contacts and signature, forward the old address, and a 90-day plan to sunset it.…
September 5, 2026
Small Business
Free business email in Poland: set up imie@twojafirma.pl in 2026
How Polish JDG owners and small companies get free business email on a .pl or .com.pl domain: NASK registration, adding DNS records, and creating mailboxes.
September 5, 2026
Small Business
Price Increase and Policy Change Email Templates for Small Businesses
Price increase and policy change email templates: standard increase with notice period, loyal-client version, terms update and a reminder before the change.
September 4, 2026
807 articles · Updated regularly for 2026