Information about DNS and network
Curious if someone can provide an explanation for something that I found out while doing some troubleshooting and debugging last night. I have two servers, one is running Unbound as a recursive resolver. This resolver has a stub zone for the root zone <.> pointing to a local server running BIND9 that pulls the root … Read More “Interesting behavior when using DIG against a local recursive resolver and a local root server?” »
Any idea if this is normal? How do I fix this? submitted by /u/soysux [link] [comments] Powered by WPeMatico
Hey All, Wondering if anyone has had something similar? We’ve got some DNS Forwarder IPs given to us by a web filtering provider, they used to work but recently stopped for no reason, other DNS providers, Google, 1. etc work fine – Infact when using say Google’s DNS, it appears the IPs from our filtering … Read More “Windows Server DNS Forwarder Problem” »
Hi I buy proxies in this the format: adress:port I want to have a custom domain instead of the original adress given by the proxy provider that redirect to this proxy and the port how to do it? subdomain.mydomain.com:port 1>>>adress:port5 if the proxy provider change port then my custom domain would just reditect … Read More “domain name to an IP” »
Hi there, I apologize if these are dumb questions and my terminology is off but I’ll do my best here. I am still learning and trying to wrap my head around everything. I have to do quite a few scans to essentially setup new zones in AWS Route53. I can usually do this without much … Read More “Best method to scan in existing records?” »
I’m moving the DNS zone from my webhost to cloudflare for fast DNS hosting. Not using their proxy service. Can or should I delete any or all records, or add any records, in the webhost’s zone after entering the cloudflare nameservers at my registrar or after it propagates? I’m unclear on whether my webhost will … Read More “Using external DNS and cleaning up the zone records” »
Hey fellas, I was wondering if anyone is able to enlighten me on how to get my internal BIND dns server to point to my proxmox machine. I already have an A record pointing to its IP. I now created a SRV record pointing to port 8006 under the same subdomain as the A record … Read More “BIND DNS record for proxmox” »
Hello folks, I have a question. In my email deliverability analysis, I get the following notification: -0.001 SPF_HELO_NONE SPF: HELO does not publish an SPF Record. Do you know how I can fix this? I already have an SPF record configured. Thanks! https://preview.redd.it/v8jj6d6bg2ia1.jpg?width=1652&format=pjpg&auto=webp&s=56060cca3a7cc0374718dbc0d0f7d05b88501ce1 submitted by /u/alicm21 [link] [comments] Powered by WPeMatico
I am using bind v9.16.23-RH (Extended Support Version) <id: fde3b1f>. My (excerpted) messages file (Rocky Linux) shows the following from bind: ——————— Feb 13 00:59:54 server2 named[317006]: EVP_VerifyFinal failed (verify failure) Feb 13 00:59:54 server2 named[317006]: error:03000098:digital envelope routines::invalid digest:crypto/evp/pmeth_lib.c:961: Feb 13 00:59:54 server2 named[317006]: validating mf8i92s3u0f20jsbtcslcuf9igrj65ih.monster/NSEC3: bad cache hit (monster/DNSKEY) Feb 13 00:59:54 server2 … Read More “Meaning of error messages from Bind” »
I’m trying to find a source or a way to learn DNS more in depth so I have a complete understanding however, everything I find is either out of date or missing a lot of information. If you had any resources you could point me to even if they cost money. I really need to … Read More “Learning DNS, specifically DNS records for email (DKIM, SPF and DMARC)” »