Knowledge Base
Now you can create a CNAME at the apex! We’ve avoided it for a long time because being RFC compliant is important to us. But due to overwhelming demand driven by clouds and CDNs (and ultimately, customers!), we finally released our ANAME record type. ANAME? ANAME stands for Alias Name and is very similar to […]
View articleWe’re often asked how quickly an ‘A’ or ‘AAAA’ record controlled by a DNS Failover pool can update across the internet. TLDR: 2.5 minutes is about as fast as it can go. If you’re curious how we came up with this number, here’s the backstory on how it all works. DNS Failover update speed is […]
View articleYes! Total Uptime does provide secure DNS hosting for Federal, State, Municipal and other Government agencies. We fully support the .gov TLD (top level domain) and offer DNSSEC and 2FA security to meet government security requirements with ease. To learn more about our service, you can visit our Government DNS Service page where you will […]
View articleWhat is a DMARC record? DMARC stands for Domain-based Message Authentication Reporting and Conformance. A DMARC record tells email servers/receivers what the domain owner’s policy is regarding non-compliant email. For example, if your email is missing an SPF record or a DKIM record, should they allow it through, quarantine it or reject it. This is […]
View articleYes. While NS records do support the wildcard character, an asterisk (*), it is important to be careful when using this character to avoid sending untended traffic to another name server. For example, if you create a pair of NS records for xyz.example.com to point to a name server ns1.example.net what you’ve essentially done is […]
View articleWe recently added an easy-to-use implementation of DNSSEC in our UI. The currently deployed version in our UI makes it nearly impossible to misconfigure. Every time you make a change, it is queued for review by one of our NOC engineers to ensure that the requested actions will not impact any existing chain of trust. […]
View articleWhat is SPF? Sender Policy Framework (SPF) is a protocol designed to help combat forged email. It allows the owner of a domain to specify which hosts are authorized to send email from that domain. Full details can be found in RFC 7208. How does SPF work? Domain owners publish SPF records in the Domain […]
View articleQ: Why is it not possible to have a CNAME and MX record for the same host name? For example, test.example.com cannot be both a CNAME and an MX record at the same time. A: Unfortunately, what you’re running into is a limitation of the DNS specification. According to RFC 1034 “If a CNAME RR […]
View articleQ: Does Total Uptime support these new record types? A: YES! For domains/zones added to our platform on or after August 24, 2020, we natively support CAA records. Simply add the new record type to your zone using the blue button, as shown below. Creating CAA records isn’t very complex, but for those who need […]
View articleYes, if you want to receive alert messages to your phone as an SMS or Text Message, you need to do two things. First, you need to create an alert list. Secondly, you need to edit your user profile and add a mobile number. To access your user profile, click the ACCOUNT link in the […]
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