Arnout Hellemans
@hellemans.me
Dutchie from Amsterdam, Technical SEO and analytics consultant from Amsterdam. #oystertime #swimselfie #mycurrentview. Online since 1992
Reposted by Arnout Hellemans
It's a biggie on SEO Office Hours today! And the last one before the holidays🎄
Joining Jo Juliana Turnbull and Michael Chidzey at 9:30 am (GMT):
⭐️ Dixon Jones and ⭐️ Dawn Anderson
#SEOOfficeHours with Good Signals.
Joining Jo Juliana Turnbull and Michael Chidzey at 9:30 am (GMT):
⭐️ Dixon Jones and ⭐️ Dawn Anderson
#SEOOfficeHours with Good Signals.
December 19, 2025 at 8:16 AM
It's a biggie on SEO Office Hours today! And the last one before the holidays🎄
Joining Jo Juliana Turnbull and Michael Chidzey at 9:30 am (GMT):
⭐️ Dixon Jones and ⭐️ Dawn Anderson
#SEOOfficeHours with Good Signals.
Joining Jo Juliana Turnbull and Michael Chidzey at 9:30 am (GMT):
⭐️ Dixon Jones and ⭐️ Dawn Anderson
#SEOOfficeHours with Good Signals.
Reposted by Arnout Hellemans
This is huge for CSS loading performance.
Compression dictionaries are a little tricky to deploy today but totally worth the effort as the impact is enormous.
#webperf
Compression dictionaries are a little tricky to deploy today but totally worth the effort as the impact is enormous.
#webperf
Web Performance Calendar day 13 with Yoav Weiss (@yoav.ws) showing us a clever and creative way to ship *only* critical/necessary CSS for each page type (home, search, etc) while also avoiding duplicate code in the CSS bundles.
calendar.perfplanet.com/2025/how-to-...
calendar.perfplanet.com/2025/how-to-...
How to load CSS (fast)
Loading styles on the web is something that looks trivial at first.
You just add a <link rel=stylesheet> to your page (or <style> for inline styles) and you're done.
But if you wanted to load CSS fas...
calendar.perfplanet.com
December 13, 2025 at 2:32 PM
This is huge for CSS loading performance.
Compression dictionaries are a little tricky to deploy today but totally worth the effort as the impact is enormous.
#webperf
Compression dictionaries are a little tricky to deploy today but totally worth the effort as the impact is enormous.
#webperf
wrapped.uk.sitebulb.com?w=019ae9f117...
Haha, am I really Arnout or disguised as Arnout. Love this geeky wrapped summary @sitebulb.com @jojofurnival.bsky.social
Haha, am I really Arnout or disguised as Arnout. Love this geeky wrapped summary @sitebulb.com @jojofurnival.bsky.social
December 11, 2025 at 3:36 PM
wrapped.uk.sitebulb.com?w=019ae9f117...
Haha, am I really Arnout or disguised as Arnout. Love this geeky wrapped summary @sitebulb.com @jojofurnival.bsky.social
Haha, am I really Arnout or disguised as Arnout. Love this geeky wrapped summary @sitebulb.com @jojofurnival.bsky.social
Reposted by Arnout Hellemans
Judge limits Google's default search deals to one year
Judge limits Google's default search deals to one year
A judge's ruling will force Google to end its long-term pacts with Apple and Samsung, but is unlikely to dent its search dominance.
searchengineland.com
December 9, 2025 at 10:10 PM
Judge limits Google's default search deals to one year
Reposted by Arnout Hellemans
Why Product Feeds Deserve More Love (Beyond PPC) | Women in Tech SEO #seo
Why Product Feeds Deserve More Love (Beyond PPC) | Women in Tech SEO
A practical guide to why product feeds matter far beyond PPC. Learn how optimising titles, attributes, GTINs, images, and categories boosts both paid and organic visibility, strengthens Google Merchant Center performance, and bridges the gap between SE...
bit.ly
December 9, 2025 at 5:10 AM
Why Product Feeds Deserve More Love (Beyond PPC) | Women in Tech SEO #seo
Reposted by Arnout Hellemans
Super-apps like AliPay, WeChat, and Grab are quickly becoming the key to digital asset adoption across Asia and potentially the rest of the world. #startup
How Super-apps are Shaping Asia’s Adoption of Digital Assets and Digital Geopolitics
hackernoon.com
December 9, 2025 at 5:26 AM
Super-apps like AliPay, WeChat, and Grab are quickly becoming the key to digital asset adoption across Asia and potentially the rest of the world. #startup
Reposted by Arnout Hellemans
I can’t wait for this dumb era of listicles to be over
No surprises here:
Self promotional blog listicles work for AI Visibility in ChatGPT
But as @lilyray.nyc often says: "It works until it doesn't"
ahrefs.com/blog/best-li...
Self promotional blog listicles work for AI Visibility in ChatGPT
But as @lilyray.nyc often says: "It works until it doesn't"
ahrefs.com/blog/best-li...
Do Self-Promotional “Best” Lists Boost ChatGPT Visibility? Study of 26,283 Source URLs
Just last month, OpenAI CEO Sam Altman revealed that more than 800 million people use the platform each week. But what does it take to get mentioned and
ahrefs.com
December 8, 2025 at 1:36 PM
I can’t wait for this dumb era of listicles to be over
Reposted by Arnout Hellemans
is Keyword still a thing?
RAG to Riches: Keyword Research for the AI Era
2025-12-03 | 10:00 PT Live
@markwilliamscook.com @shelleywalsh.bsky.social @ulrikaviberg.bsky.social @duda.co
www.duda.co/webinars/rag...
RAG to Riches: Keyword Research for the AI Era
2025-12-03 | 10:00 PT Live
@markwilliamscook.com @shelleywalsh.bsky.social @ulrikaviberg.bsky.social @duda.co
www.duda.co/webinars/rag...
December 2, 2025 at 12:07 PM
is Keyword still a thing?
RAG to Riches: Keyword Research for the AI Era
2025-12-03 | 10:00 PT Live
@markwilliamscook.com @shelleywalsh.bsky.social @ulrikaviberg.bsky.social @duda.co
www.duda.co/webinars/rag...
RAG to Riches: Keyword Research for the AI Era
2025-12-03 | 10:00 PT Live
@markwilliamscook.com @shelleywalsh.bsky.social @ulrikaviberg.bsky.social @duda.co
www.duda.co/webinars/rag...
Reposted by Arnout Hellemans
Most customers buy to avoid risk, not to gain opportunity.
Market accordingly.
Market accordingly.
December 2, 2025 at 12:31 AM
Most customers buy to avoid risk, not to gain opportunity.
Market accordingly.
Market accordingly.
Reposted by Arnout Hellemans
Are you translating content and using hreflang? You should check out my latest post -> AI Search, hreflang, and translated content. How do ChatGPT, Perplexity, Gemini, Copilot, and Claude handle multilingual queries?
AI Search, hreflang, and translated content. How do ChatGPT, Perplexity, Gemini, Copilot, and Claude handle multilingual queries?
Glenn Gabe covers how AI Search platforms handle translated content while searching in different languages. ChatGPT, Gemini, Claude, Copilot, and Perplexity were all tested.
www.gsqi.com
December 1, 2025 at 2:18 PM
Are you translating content and using hreflang? You should check out my latest post -> AI Search, hreflang, and translated content. How do ChatGPT, Perplexity, Gemini, Copilot, and Claude handle multilingual queries?
Reposted by Arnout Hellemans
Still reeling from the Stanford report on Brexit. Reduced GDP by up to 8% and investment by as much as 18%. The UK Treasury would have £40 billion more each year if Britain had remained in the EU. Devastating self-immolation.
The Economic Impact of Brexit
Other
siepr.stanford.edu
November 24, 2025 at 11:02 AM
Still reeling from the Stanford report on Brexit. Reduced GDP by up to 8% and investment by as much as 18%. The UK Treasury would have £40 billion more each year if Britain had remained in the EU. Devastating self-immolation.
Reposted by Arnout Hellemans
POV: SEOs explaining to clients how AI/AIOs are going to impact traffic/revenue over the next 24 months.
a man in a suit and tie is sitting at a table in front of a window with his arms outstretched .
Alt: a man in a suit and tie is sitting at a table in front of a window waving his arms around
media.tenor.com
November 27, 2025 at 9:59 PM
POV: SEOs explaining to clients how AI/AIOs are going to impact traffic/revenue over the next 24 months.
Reposted by Arnout Hellemans
FREE 4-Hour Virtual Event | Wednesday, December 10th
To celebrate the official launch of #SEOin2026, David Bain will host a massive four-hour livestream event with 64 of the SEO experts from the book, all ready to share their tips, advice and experiences with you.
maj.to/4p09tXr
To celebrate the official launch of #SEOin2026, David Bain will host a massive four-hour livestream event with 64 of the SEO experts from the book, all ready to share their tips, advice and experiences with you.
maj.to/4p09tXr
November 28, 2025 at 10:17 AM
FREE 4-Hour Virtual Event | Wednesday, December 10th
To celebrate the official launch of #SEOin2026, David Bain will host a massive four-hour livestream event with 64 of the SEO experts from the book, all ready to share their tips, advice and experiences with you.
maj.to/4p09tXr
To celebrate the official launch of #SEOin2026, David Bain will host a massive four-hour livestream event with 64 of the SEO experts from the book, all ready to share their tips, advice and experiences with you.
maj.to/4p09tXr
Reposted by Arnout Hellemans
Google Isn’t Going Anywhere: Ahrefs Ambassador On LLM Inclusion & Why Relationships Still Win via @sejournal, @theshelleywalsh - brought to you by your handy #seo helpers @Sitebulb 😊
Google Isn’t Going Anywhere: Ahrefs Ambassador On LLM Inclusion & Why Relationships Still Win via @sejournal, @theshelleywalsh
Ahrefs' Patrick Stox joins Shelley Walsh to talk about the shifting search journey, the limits of LLM attribution, and the importance of brand consistency. The post Google Isn’t Going Anywhere: Ahrefs Ambassador On LLM Inclusion & Why Relationships Sti...
bit.ly
November 26, 2025 at 5:39 AM
Google Isn’t Going Anywhere: Ahrefs Ambassador On LLM Inclusion & Why Relationships Still Win via @sejournal, @theshelleywalsh - brought to you by your handy #seo helpers @Sitebulb 😊
Reposted by Arnout Hellemans
"Critical thinking in the age of AI": addyo.substack.com/p/critical-t... ~ my latest write-up on the importance of retaining critical thinking skills during these times ✍️
November 26, 2025 at 2:59 AM
"Critical thinking in the age of AI": addyo.substack.com/p/critical-t... ~ my latest write-up on the importance of retaining critical thinking skills during these times ✍️
Reposted by Arnout Hellemans
Excellent report on JS SEO by
@sitebulb.com
sitebulb.com/javascript-s...
I see so many misunderstandings about JS SEO and bots. I think this is one of the reasons I have seen
@divingfor.fun doing a lot of amazing talks about this.
@sitebulb.com
sitebulb.com/javascript-s...
I see so many misunderstandings about JS SEO and bots. I think this is one of the reasons I have seen
@divingfor.fun doing a lot of amazing talks about this.
JavaScript SEO Report 2025: Understanding | Sitebulb
We asked our survey respondents some introductory questions to get a sense of their level of understanding about how Google crawls and renders JavaScript.
sitebulb.com
November 19, 2025 at 11:04 AM
Excellent report on JS SEO by
@sitebulb.com
sitebulb.com/javascript-s...
I see so many misunderstandings about JS SEO and bots. I think this is one of the reasons I have seen
@divingfor.fun doing a lot of amazing talks about this.
@sitebulb.com
sitebulb.com/javascript-s...
I see so many misunderstandings about JS SEO and bots. I think this is one of the reasons I have seen
@divingfor.fun doing a lot of amazing talks about this.
Reposted by Arnout Hellemans
Technical SEO
Learn how to strengthen your website’s foundations with technical SEO and user experience for optimal performance.
with @jono.id, @iva-jovanovic.com, @hellemans.me, @seozen.com and Simone De Palma
Learn how to strengthen your website’s foundations with technical SEO and user experience for optimal performance.
with @jono.id, @iva-jovanovic.com, @hellemans.me, @seozen.com and Simone De Palma
November 20, 2025 at 2:42 PM
Technical SEO
Learn how to strengthen your website’s foundations with technical SEO and user experience for optimal performance.
with @jono.id, @iva-jovanovic.com, @hellemans.me, @seozen.com and Simone De Palma
Learn how to strengthen your website’s foundations with technical SEO and user experience for optimal performance.
with @jono.id, @iva-jovanovic.com, @hellemans.me, @seozen.com and Simone De Palma
Excellent report on JS SEO by
@sitebulb.com
sitebulb.com/javascript-s...
I see so many misunderstandings about JS SEO and bots. I think this is one of the reasons I have seen
@divingfor.fun doing a lot of amazing talks about this.
@sitebulb.com
sitebulb.com/javascript-s...
I see so many misunderstandings about JS SEO and bots. I think this is one of the reasons I have seen
@divingfor.fun doing a lot of amazing talks about this.
JavaScript SEO Report 2025: Understanding | Sitebulb
We asked our survey respondents some introductory questions to get a sense of their level of understanding about how Google crawls and renders JavaScript.
sitebulb.com
November 19, 2025 at 11:04 AM
Excellent report on JS SEO by
@sitebulb.com
sitebulb.com/javascript-s...
I see so many misunderstandings about JS SEO and bots. I think this is one of the reasons I have seen
@divingfor.fun doing a lot of amazing talks about this.
@sitebulb.com
sitebulb.com/javascript-s...
I see so many misunderstandings about JS SEO and bots. I think this is one of the reasons I have seen
@divingfor.fun doing a lot of amazing talks about this.
Reposted by Arnout Hellemans
This response from the White House is somehow dumber than I could have ever expected.
I reached out to The White House and asked about its use of AI-generated Halo imagery. White House Deputy Press Secretary Kush Desai just responded to me, and it's insane.
I've removed the paywall. Please share and subscribe if you can.
www.patreon.com/posts/exclus...
I've removed the paywall. Please share and subscribe if you can.
www.patreon.com/posts/exclus...
[Exclusive] The White House Responds To Its Use of Halo Imagery: 'Yet Another War Ended Under President Trump's Watch' | Alyssa Mercante - Video Games, Internet Culture & More
Get more from Alyssa Mercante - Video Games, Internet Culture & More on Patreon
www.patreon.com
October 28, 2025 at 3:28 AM
This response from the White House is somehow dumber than I could have ever expected.
Reposted by Arnout Hellemans
Chrome now comes with the built-in AI model Gemini Nano 🧠.
⬇️ But when is the model downloaded?
🆕 How do updates work?
🗑️ Does the model ever get purged?
All these questions are covered in my new article "Understand built-in model management in Chrome"!
🔗 developer.chrome.com/docs/ai/unde...
⬇️ But when is the model downloaded?
🆕 How do updates work?
🗑️ Does the model ever get purged?
All these questions are covered in my new article "Understand built-in model management in Chrome"!
🔗 developer.chrome.com/docs/ai/unde...
developer.chrome.com
October 22, 2025 at 11:49 AM
Chrome now comes with the built-in AI model Gemini Nano 🧠.
⬇️ But when is the model downloaded?
🆕 How do updates work?
🗑️ Does the model ever get purged?
All these questions are covered in my new article "Understand built-in model management in Chrome"!
🔗 developer.chrome.com/docs/ai/unde...
⬇️ But when is the model downloaded?
🆕 How do updates work?
🗑️ Does the model ever get purged?
All these questions are covered in my new article "Understand built-in model management in Chrome"!
🔗 developer.chrome.com/docs/ai/unde...
Reposted by Arnout Hellemans
Clippy is back as an Easter egg in Copilot’s new Mico character. If you tap on Mico multiple times then Clippy appears
October 23, 2025 at 9:23 PM
Clippy is back as an Easter egg in Copilot’s new Mico character. If you tap on Mico multiple times then Clippy appears
Reposted by Arnout Hellemans
October 10, 2025 at 12:19 PM
Excellent article on ai adoption by Reza; www.searchenginejournal.com/what-openai-...
What OpenAI's Research Reveals About The Future Of AI Search
New OpenAI research shows AI search has become ChatGPT's primary use case, with mass adoption projected for mid-2026.
www.searchenginejournal.com
October 1, 2025 at 3:42 PM
Excellent article on ai adoption by Reza; www.searchenginejournal.com/what-openai-...
Reposted by Arnout Hellemans
@searchnstuff.co.uk Antalya Conference is just around the corner, and I’ll be there sharing how to track User Journey for SEO in GA4.
If you’ve been meaning to grab, this is your sign. Because I’ve got something for you 👉 35% off with code BSARICA35
searchnstuff.co.uk/conferences/...
If you’ve been meaning to grab, this is your sign. Because I’ve got something for you 👉 35% off with code BSARICA35
searchnstuff.co.uk/conferences/...
September 14, 2025 at 12:36 PM
@searchnstuff.co.uk Antalya Conference is just around the corner, and I’ll be there sharing how to track User Journey for SEO in GA4.
If you’ve been meaning to grab, this is your sign. Because I’ve got something for you 👉 35% off with code BSARICA35
searchnstuff.co.uk/conferences/...
If you’ve been meaning to grab, this is your sign. Because I’ve got something for you 👉 35% off with code BSARICA35
searchnstuff.co.uk/conferences/...
Reposted by Arnout Hellemans
The only constant in SEO is change.
a cartoon minion wearing a crown and a king 's robe is speaking into a microphone
Alt: a cartoon minion wearing a crown and a king 's robe is speaking into a microphone
media.tenor.com
September 26, 2025 at 8:47 AM
The only constant in SEO is change.