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Author: firstdns

CenturyLink DNS issue blamed for Microsoft 365 services outage

Posted on 02/01/2019 By firstdns
Non classé

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

Routing question about @ and without @

Posted on 01/31/2019 By firstdns
Non classé

I have a question about routing problem. ​ I have two A record as shown below. It just a random generate number (I know it won’t be greater than 255) ​ A Record www 200.100.50.100 A Record @ 100.200.300.400 ​ If I enter the URL without www. Which IP does it go to? submitted by … Read More “Routing question about @ and without @” »

Call for Participation – ICANN DNSSEC Workshop at ICANN64 in Kobe, Japan

Posted on 01/30/2019 By firstdns
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submitted by /u/danyork [link] [comments] Powered by WPeMatico

Level 3 dns outage?

Posted on 01/29/2019 By firstdns
Non classé

Having trouble since about 1/29/19 14:00 PST. (Greater Seattle) Anyone else? submitted by /u/hattz [link] [comments] Powered by WPeMatico

Looking for a good managed dns provider

Posted on 01/29/2019 By firstdns
Non classé

I am torn between ns1, namecheap, cloudns and dnsmadeeasy. I need dnssec for all my zones, primary master/secondary slave support, hidden master with multiple slaves support, etc. I guess I need flexibility. Ns1 is good but is literally 10x the price of dnsmadeeasy to get anything meaningful done there. Dnsmadeeasy and cloudns won’t support dnssec … Read More “Looking for a good managed dns provider” »

DHS: Multiple US gov domains hit in serious DNS hijacking wave

Posted on 01/25/2019 By firstdns
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submitted by /u/Vegeta9001 [link] [comments] Powered by WPeMatico

Generating TSIG keys to perform nsupdate

Posted on 01/24/2019 By firstdns
Non classé

I’ve been trying to generate TSIG keys that way I can perform nsupdate on the dns server for the specific zone. After some reading I found out that “ECDSAP384SHA384” algorithm is recommended and that generation of TSIG keys takes a very long time. When I run the following command: dnssec-keygen -a ECDSAP384SHA384 -b 4096 -n … Read More “Generating TSIG keys to perform nsupdate” »

Problem with nameservers

Posted on 01/24/2019 By firstdns
Non classé

Hello, maybe someone could shed some light here. I own a domain (creativa.hn) I have the nameservers set, but for some reason which I don’t know I am getting other nameservers (svenka) when I check dns. Zonemaster reports ” Parent has nameserver(s) not listed at the child (ns1.svenka.net; ns2.svenka.net). “ But in the domain controller … Read More “Problem with nameservers” »

Help to understand​ MX record setup?

Posted on 01/24/2019 By firstdns
Non classé

Is anyone able to help me get my head around this please? In my limited experience, in DNS you have an MX Record of say mail.domain.com and an A record of mail pointing to the server. Then your IMAP server address is mail.domain.com – This is how it’s always worked for all the sites I … Read More “Help to understand​ MX record setup?” »

cyber.dhs.gov – Emergency Directive 19-01 – Mitigate DNS Infrastructure Tampering

Posted on 01/23/2019 By firstdns
Non classé

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

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