Monthly Archives: December 2013

Converting a Varnish 3.0 VMOD to 4.0

So we’re getting closer to releasing the first proper 4.0 version of Varnish Cache. One of the things we need to fix is to get all the vmod writers to make sure their vmod works with the new version. Here … Continue reading

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DNS RBL test address for development

If you are writing code that checks a DNS real-time blockhole list (RBL), it looks like is the standard address that is always in the black/white -list. This is probably know for most sysadmins/security people and whatnot, but wasn’t … Continue reading

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