submitted by /u/based2 [link] [comments] Powered by WPeMatico

submitted by /u/Enchantorro [link] [comments] Powered by WPeMatico

I am in process of migrating ISP and have some concerns on DNS configurations. We currently host our own public DNS as well as a mirrored DNS 3rd party. Would it be suggested to set same host w/ 2 different ISP IP addresses? Current setup: Network>Public DNS>Firewall>ISP1 Public DNS: (host) mail.server (ISP1) 123.456.789.123 Would adding … Read More “ISP Migration” »

Нi реорlе. Rесеntlу, I rеalizеd that thе bеst wаy to find а girl – it’s dating in thе Intеrnеt. I rеgistеrеd on thе most pоpulаr dаting sitеs, but thеsе girls hаd a lоng timе tо соrrеspond, thеу arе rеluсtant to аnswеr аnd rаrеlу аgrееd оn thе lifе dаting. Реrsоnаllу, I would likе to find а … Read More “Sex without relation. Only Sex with different girls” »

I came across an article on Linux Journal about setting up a local bind and saw it as an opportunity to fill in some gaps in my understand of DNS, which at this point is pretty weak, bear with me. 🙂 I soon discovered that named spits out a lot of log rows like validating … Read More “dnssec and ds record question” »

submitted by /u/based2 [link] [comments] Powered by WPeMatico

Consider a DNS resolver that does not keep track of host names it is currently trying to resolve. Several queries for the same host name may thus be active at the same time. How can this situation be exploited by a cache poisoning attack? What is the probability of success of your attack? submitted by … Read More “What do you think?” »

I use Cloudflare for my external DNS and for DDoS/Malicious actor protection. My current experiments are with Dual-Stack, so I’ve got port-forward for IPv4 and a v6 firewall deny on anything but web requests. Is there a way to have Cnames return v4 or v6 for a subdomain depending on which side of the stack … Read More “AAAA + CNAME = Fail” »

submitted by /u/Hunterarab [link] [comments] Powered by WPeMatico

We have one WS that’s not resolving hostnames but others on the same network are working just fine. We have flush the DNS cache several times on this one WS.. Any ideas on what could resolve this? submitted by /u/LV426inhabitant [link] [comments] Powered by WPeMatico