Mastodawn

I’ll have a look, it would save a few DOM elements and 2 CSS rules :)

Both
@programmingart
and myself are available for Akamai customers in EMEA. DM us and we will sort it.

Want to know how to optimise YOUR pages on Akamai with #EarlyHints?

Book your personal and free consultation (30min) with one of our #webperf experts!

103 Early Hints is now GA and is fully supported in Ion, DSA, WAA and KSD.

Akamai's implementation of 103 Early Hints is an effective way to improve performance.

The production version removes the limitations of the prototype and makes implementation even easier.

@nhoizey not really as I used prefetching on hover since a while.

Fun with the Speculation Rules API. I kick of prerendering before users actually submit the search <form>

32% Prerenders and 18% BF Cache = almost 50% "instant" navigations.

I do mention pre-connect :)

Adservers and Publisher are typically different parties and serving all from www could be an issue (organisation, security, privacy)

That said, on my site all runs on the same domain as I am both publisher and adserver (for the perf gains you mentioned)

Meet UNO, the missing link in any TTFB analysis.

Without Unattributed Navigation Overhead you are lost, because TTFB is rarely the sum of Redirect+DNS+TCP+TLS in the field!

Understanding UNO has saved me countless hours in RUM.

We've added new Front-End timers, Back-End timers and dimensions!

My latest article looks at the performance best practices for all three parties in the Revive Adserver ecosystem: the ad server, the publisher and the advertiser. #webperf https://www.revive-adserver.com/blog/display-banners-fast-a-technical-paper/

A technical paper discussing best practices for displaying banners from Revive Adserver as fast as possible.