How to create an SPF record

What 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 […]

Environmental Monitoring Just Keeps Getting Better

A data center has many components, but none are more critical than the environmental monitoring system. The technology infrastructure may be state-of-the-art, but if such things as heat or moisture are left unchecked, then all that expensive equipment could fail and cost unnecessary expenses and downtime. Data center managers must have an all-of-the-above strategy that […]

Import/Export Tab

The Import / Export tab within Cloud DNS allows you to easily bulk-add new domains to the platform, as well as export domains (currently one-by-one) in a traditional text file format for easy backup or for import into other DNS platforms. When you first land on the Import / Export tab, you will see the […]

Resource Record Types

Total Uptime’s Cloud DNS Service supports 27 different DNS resource record types. That includes 26 standard record types and 1 special web-redirect type that we’ve created. Below is a comprehensive list of each record type which you can find in the Cloud DNS management interface. DNS SOA Record This is the “Start of Authority” resource […]

Domains Tab

  Customers who subscribe to the Cloud DNS service will see the Cloud DNS main tab and this domains sub-tab. There are four main sections as shown above: 1. Main Toolbar The main toolbar is used to manage specific configurations and settings for the domain you have selected in the table. 2. Status Icon Legend […]

Add a Record to an Existing Domain

Method:              POST URI:                     /CloudDNS/Domain/{domainID}/{recordType} This method adds a record to an existing domain. It requires the following information to be posted in order to successfully create the record: For ‘A’ Records Field Sample data aHostName “www” – this is the […]

Minimize risk. Maximize availability.

Businesses take risks. It comes with the territory. But that doesn’t mean that an enterprise should push blindly forward, ignoring the potential threats to availability and ultimately its success. Risk assessment is essential to understanding the territory and blazing the trail ahead. And risk mitigation is the key to controlling those factors that endanger IT […]

Is the TCP/IP Protocol on the way out?

“I am looking for implementations of TCP/IP for UNIX systems, including an interface for an IMP.” That was the start of the TCP/IP Digest on the ARPANET UNIX-Wizards mailing list on October 2, 1981. Mike Muuss was the researcher who got the conversation started. And look how far we have come since then. The Birth of the […]

Prevent X-Forwarded-For Spoofing or Manipulation

When using an inline proxy like our Cloud Load Balancer or Web Application Firewall, you’ll often want to know the original client IP address for security, to track in your logs for stats or for other reasons. In some of our other KB articles, we’ve already discussed how to enable and capture this information using […]