I respect and agree with your rant. CTO and Co-Founder of DNSFilter here. When we get a complaint that our recursive servers are returning an 'old IP' as if we

I respect and agree with your rant. CTO and Co-Founder of DNSFilter here. When we get a complaint that our recursive servers are returning an 'old IP' as if we did something wrong... I start by explaining that they likely didn't properly lower their TTL prior to making a change. Sadly we'll never win this battle; so at some point in the future we'll need to join the likes of google in providing a page to force cache expiration of domains at customers request :/ https://developers.google.com/speed/public-dns/cache https://developers.google.com/speed/public-dns/cache