Is Iterable Tracking Your Email? How to Block It

A shipping update lands in your inbox, you glance at it for two seconds, and somewhere a dashboard logs the exact moment you opened it. That is Iterable email tracking working as designed, not a glitch. Iterable is the customer engagement platform behind onboarding emails, cart reminders, and win back campaigns for brands like Zwift, Babylist, and Therabody, and by default it tracks both opens and clicks on nearly everything it sends. If you have bought sneakers, signed up for a fitness app, or ordered furniture online in the last year, an Iterable powered email has likely already logged your open timestamp. Here is exactly what the platform records, how its link rewriting works, and how to stop it from firing inside Gmail.

Key Takeaways

• Iterable's own metric definitions confirm that opening an email with images enabled always registers as an open, the standard sign of a tracking pixel loading automatically inside the message.
• Iterable rewrites every link in an outbound email to route through links.iterable.com or links.eu.iterable.com before redirecting you to the real destination, and it can shorten those links to roughly 100 characters that expire after a year.
• Iterable's system webhooks can expose an open event's IP address, city, region, country, user agent, and device details tied to the specific campaign and email address, though Iterable deliberately skips geolocation lookups when it detects Gmail's image proxy.
• Iterable serves more than 1,200 brands globally, and under its own GDPR commitment the company acts as data processor while each of those brands remains the data controller responsible for your data.
• Gblock blocks Iterable's tracking pixel before it reaches Iterable's servers, running inside Gmail the same way it already blocks tracking from Braze, Klaviyo, and the other platforms covered in this series.

Does Iterable Track Email Opens?

Yes, Iterable email tracking records opens by default on nearly every campaign, journey, and transactional email it sends. Per Iterable's own metric definitions documentation, opening an email with images turned on always counts as one open regardless of whether you click anything, while a recipient with images disabled only registers an open if they click a link inside the message. That distinction only makes sense if the open itself is being detected through a loading image, the same 1x1 pixel mechanic every major sending platform relies on.

Iterable does not publish a self service toggle for turning off open tracking entirely in its support documentation, which puts it in the same camp as most enterprise messaging platforms. The pixel is treated as infrastructure baked into how the send pipeline reports engagement back to the brands paying for the platform, not an optional feature a marketer flips on for one campaign.

How Does Iterable Click Tracking Work?

Iterable click tracking works by replacing every link in an outbound email with a rewritten tracking link before the message ever reaches you. According to Iterable's support documentation on email link shortening and click tracking, the default tracking domain is links.iterable.com for standard projects or links.eu.iterable.com for projects hosted in Iterable's European data center. When you click, that domain logs the click, sets attribution cookies in your browser to help the sender measure conversions, and only then redirects you to the page you actually meant to visit.

Brands can also turn on email link shortening, which swaps the longer standard tracking URL for a compact link around 100 characters long, useful for avoiding Gmail's message clipping while still recording the click. Those shortened links stay active for a year before they expire. Because senders can point Iterable's tracking infrastructure at their own branded subdomain, such as links.example.com, a rewritten link does not always look like it belongs to a third party, which is exactly why hovering over a link before clicking will not reliably tell you whether it is tracked. We cover this same redirect through pattern across other platforms in our guide to blocking email tracking in Gmail.

What Data Does Iterable Store About You?

Iterable stores a detailed event record tied to your email address every time you open or click a message, not just an anonymous engagement count. Per Iterable's support documentation on system webhooks, an emailOpen event can carry your IP address, city, region, country, time zone, user agent, and device information, alongside the campaign ID, message ID, template ID, and email address that identify exactly which send and which recipient triggered it. That is a considerably more granular record than a simple open counter on a dashboard.

There is one notable exception worth flagging, and it cuts against the usual pattern. Iterable's own documentation states that it skips IP based geolocation lookups when an event's proxy source is Gmail, recognizing that requests routed through Google's image proxy do not reflect the recipient's real location. That is a more careful default than plenty of platforms bother to build, though it only suppresses location data, not the open timestamp itself, which still gets logged the moment your inbox renders the pixel.

Why Email Users Should Care

Iterable is not malware, and nothing about this tracking violates its own terms of service. It is a marketing automation platform doing precisely what the brands paying for it asked it to do, which is exactly why antivirus software and Gmail's built in spam filter never flag it. Those tools look for malicious code and phishing patterns, not a legitimate ecommerce brand logging your open timestamp so a marketing team can time the next win back email.

That gap is the entire reason a dedicated email tracker blocker for Gmail matters here. It does not need to determine whether Iterable or any brand using it crossed a line. It simply stops the pixel from loading and strips the tracking parameters from rewritten links before either one can report back. Given that Iterable's own customers page says it serves more than 1,200 brands, a meaningful share of the receipts, shipping updates, and win back emails sitting in your inbox right now are very likely running through this exact pipeline.

How Do You Block Iterable Email Tracking in Gmail?

A handful of approaches work, and each comes with a real tradeoff worth knowing about upfront.

Turn off automatic image loading. In Gmail, open Settings, then General, then Images, and select "Ask before displaying external images." Nothing loads without your approval, which blocks most pixels outright, but it also hides every legitimate image in every email you get until you approve each one individually, a habit that gets old fast once your inbox picks up volume.

Check links before you click. Hovering over a link can sometimes reveal a links.iterable.com or links.eu.iterable.com redirect in your browser's status bar, though a branded custom tracking domain hides that tell. Either way, hovering does nothing to stop the open pixel, which fires before you ever reach the point of clicking anything.

Try a general purpose tracker flagger. Extensions like Ugly Email and PixelBlock were early, genuinely useful tools for flagging tracked messages inside Gmail, and lightweight webmail options like Proton Mail and HEY block remote images by default across the board. The tradeoff with the older browser extensions is that both rely on manually maintained domain lists, which struggle to keep pace as platforms like Iterable let individual brands configure their own custom tracking subdomains.

Use a blocker built specifically for this. Gblock runs inside Gmail and intercepts tracking pixel requests before they load, including the infrastructure Iterable relies on for open tracking, without hiding the legitimate images in the rest of your inbox. Its blocklist updates automatically rather than shipping as a fixed list, which matters when a platform can spin up a new branded tracking domain for any customer at any time. Gblock also strips known tracking parameters from links, addressing the click rewriting side that pixel blocking alone leaves untouched. Our guide to blocking email tracking in Gmail walks through the full setup.

Who Is Responsible for Your Data Under GDPR?

Under Iterable's own published stance, Iterable acts as a data processor while the brand sending you email remains the data controller responsible for how your information gets used. Per Iterable's GDPR commitment page, the company relies on Standard Contractual Clauses to cover data transfers outside the EU and says it conducts due diligence on its subprocessors. In practice, that structure means Iterable is not the entity you would contact to exercise a deletion or access request. The brand whose email landed in your inbox is, since it is the one directing what Iterable does with your data in the first place.

That division of responsibility is common across the email marketing industry, and it is worth understanding rather than treating as a loophole. It does mean the open and click data described above sits with whichever brand configured the send, available to their marketing and support teams through Iterable's dashboard and API, not held centrally by Iterable for its own purposes.

The Bottom Line

Iterable follows the same pixel and rewritten link pattern already documented across the other lifecycle marketing platforms in this series, including Braze, Klaviyo, and Mailmodo. Different dashboard, same 1x1 image firing the moment you open a message, and the same rewritten links routing every click through the sender's infrastructure first. Block the mechanism these platforms all share and you stop worrying about which brand's ecommerce emails are watching you back.