Short Links for Email Marketing: Cleaner Emails, Better Deliverability

Email marketing involves a deceptively complex chain of micro-decisions, and the links inside your emails are more consequential than most marketers realize. Long, ugly URLs break across lines, trigger spam filters, confuse subscribers, and make it impossible to know which links actually drove engagement. Short links, used correctly, address all of these problems — while adding the click tracking that transforms email from a broadcast channel into a measurable one.

Why Long URLs Hurt Your Emails

A raw URL in email body text creates several problems simultaneously. Aesthetically, a 150-character URL wrapped across three lines in a plain-text email looks unprofessional. In HTML emails, long URLs embedded as anchor text are invisible to the reader but still present in the raw HTML — and spam filters inspect that raw HTML. URLs containing tracking parameters, affiliate codes, or complex query strings can trigger pattern-matching spam filters that associate such URLs with unsolicited mail.

When emails are forwarded or copied into other applications, long URLs frequently break, with the line break creating a non-functional link. A short URL is a single token that survives forwarding, copying, and rendering in any email client.

Click Tracking: Understanding What Works

Most email service providers (ESPs) offer built-in click tracking, which works by wrapping your links through their own tracking redirect. This gives you open and click data within your ESP's dashboard, which is useful but limited.

URLW click tracking gives you an independent, ESP-agnostic view of link performance. This is valuable in several scenarios: when you switch ESPs and want historical click data that is not locked in the old platform; when you use multiple sending channels (email, SMS, social) and want unified link analytics; or when you want to share click statistics with clients without giving them access to your ESP account.

URLW provides clicks by date, device type, country, and browser — sufficient for most campaign reporting needs without requiring a full analytics stack.

Deliverability: The Custom Domain Advantage

This is where email short links diverge meaningfully from SMS. In email, shared short domains like bit.ly carry significant deliverability risk. Because millions of senders use the same domain, the reputation of that domain is a shared resource — and when spammers use it (which they do constantly), every sender on the platform suffers. Major email spam filters use domain reputation as a key signal, and shared short domains frequently appear on blacklists.

A custom domain on URLW means your short links use your domain — a domain with a reputation that only you control. links.votreentreprise.fr carries your sender reputation, not a shared pool reputation contaminated by unknown parties. This is one of the strongest deliverability improvements available that does not require changes to your ESP configuration.

Best Practices for Email Links

• Use short links for plain-text emails and multi-channel campaigns: In HTML emails with anchor text, the URL is hidden anyway — short links add less visual benefit there but still provide tracking independence and cleaner raw HTML.
• Combine with UTM parameters: Build your full UTM-tagged URL, then shorten it. The short link resolves to the full tracked URL, giving you both clean emails and proper attribution in your analytics.
• Use custom domains for deliverability: If you are sending to a list of any meaningful size, the custom domain investment pays for itself in improved inbox placement.
• Do not use short links to hide destination URLs in transactional emails: For password resets, email confirmations, and account security emails, use full, transparent URLs. Recipients rightly distrust obscured links in security-sensitive contexts.
• Test in multiple email clients: Before sending, verify your short links resolve correctly when clicked in Gmail, Outlook, Apple Mail, and on mobile. URLW's HTTPS-only redirects work reliably across all modern clients.

Integration with Your ESP

URLW integrates with any ESP that allows custom link domains. In Mailchimp, Brevo, Mailjet, or any similar platform, you can use URLW short links directly in your email templates — either as plain-text URLs or as the href values in your anchor tags. For automated campaigns where links are generated programmatically, use the URLW API to create short links as part of your email preparation workflow.

Get Started

Create your URLW account at /en/register. For custom domain support, which is strongly recommended for email marketing, review Pro plans at /en/#pricing.