"mailto:" error on blog posts

Hi Guys!

I ran my website hannasles dot com with Xenu, and got the following results:

mailto:

error code: 12007 (no such host), linked from page(s):

http://hannasles dot com/army-russian-linguist-translator/
http://hannasles dot com/translator-domain-name-cheap/
http://hannasles dot com/translator-website-choose-the-best-top-level-domains/
http://hannasles dot com/translation-services-website-how-to-build-a-brand-identity/
http://hannasles dot com/why-choose-wordpress-for-your-translation-website/
http://hannasles dot com/how-to-succeed-as-a-freelance-translator/
http://hannasles dot com/how-to-choose-a-translator-website-host/
http://hannasles dot com/setting-up-as-a-freelance-translator/
http://hannasles dot com/translation-website-a-step-by-step-guide-how-to-install-wordpress/
http://hannasles dot com/tips-to-choose-a-good-domain-registrar-for-your-translation-services-website/
http://hannasles dot com/rules-for-choosing-your-domain-name/
http://hannasles dot com/translation-services-website-best-hosting/
http://hannasles dot com/translation-services-website-purchase-hosting/
http://hannasles dot com/choosing-the-right-domain-name-for-your-translation-business/

Is that a bug in wordpress?