About Joost de Valk

Joost de Valk is a Dutch SEO who works as Search Strategist at Onetomarket, a European online marketing agency. Among the clients whom he advises about search engine marketing are the airline KLM, one of the biggest Dutch publishers Wegener, and Amadeus, a leading ICT company in the travel industry.

In his spare time, Joost is a committer in the WebKit open source project, maintains css3.info, the best online resource about CSS3, blogs about SEO, WordPress and webdevelopment on his SEO blog and develops WordPress themes and plugins in his company AlthA Webdesign.
Nofollow Outbound Links on Home & Category Pages

As you might have seen, I have now nofollowed all outbound links on my homepage and category pages.

Segmentation in Google Analytics for WordPress Readers

One of the things I’ve been wanting to do for a while seems to be finally nearing completion. Google Analytics allows you to segment users into custom segments, and there’s one segment I’ve been aching for.

WordPress Makes Duplicate Content Even Easier!

WordPress 2.3 has tags built in, as it was one of the most requested features by users. The default kubrick theme and a lot of others now have a link underneath each post to the category the post was placed in and the tags appointed to the post. Like this:

Using “Click Here” for a Natural Link Profile

Sint Smeding IM’d me tonight, pointing me to this post on his blog, which basically is the Dutch version of what

DMOZ Mob Strikes Again

This weekend I was reading about Shoemoney being extorted by a DMOZ editor. I thought: heck, I’m a DMOZ editor, I don’t want to be associated with stuff like that, let’s see if I can do anything to help. So I posted something like that in the commentthread to the above post, and I added a note to Shoemoney’s URL in DMOZ asking why the URL was removed.

Yahoo SiteExplorer Web vs. API

In response to my post about the Yahoo API giving the “wrong” results, I got an email from a Yahoo! rep, and we’ve been emailing back and forth a few times since. When I showed him the difference in the numbers given through the API and the Web interface for css3.info (I’ve updated my domain-info tool to both scrape the web interface and get the numbers through the API), saying “they can’t both be accurate” he explained the difference this way:

MSN Reporter Live in European Countries

SEW reports that MSN Reporter has gone live in Belgium, the Netherlands and Norway and states that it attracts a lot of visitors with some articles receiving up to 10,000 votes…

MSN Dutch Digg Clone Forgets Spam Protection

Recently (I honestly don’t know when), MSN launched a Digg clone in the Netherlands, called MSN reporter.

You can submit your story, and others can vote for it or against it. The top stories go to the MSN.nl homepage.

Now the boys at MSN haven’t really thought this through, as they store what stories you’ve voted on in… your cookie-jar!

Playing w/ del.icio.us Web Badge JSON API
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Niall Kennedy wrote on his blog that The Yahoo Developer Network provided a short preview of the soon to be released del.icio.us webbadge.

Removing The Technorati Greasemonkey Script
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In response to my previous post about unlimited API queries, I was urged by David Sifry, CEO of Technorati, to contact the Technorati developers and work out a way to get my script working through the API.

Web 2.0 And APIs

Every self respecting search engine has one, loads of other sites have one, and lots of people are using them to make great new stuff: Application Programming Interfaces or API’s. There’s a big but on some of them though