Tech Blog
Checking DNS records is useful whenever you want to see where a domain points, verify an email setup, troubleshoot a DNS problem, or confirm that a recent change is working. You can do it from the command line with tools such as dig and nslookup, or use an online DNS checker if you prefer something … Read More “How to Check DNS Records for a Domain?” »
DNS TTL is a small setting with a big job. It controls how long DNS information can stay cached before it needs to be checked again. Choosing the right TTL can make DNS changes smoother, help with migrations and failover, and reduce unnecessary DNS queries. What Is DNS TTL? DNS TTL stands for Time to … Read More “What Is DNS TTL and Why Does It Matter?” »
The Dig command is a powerful DNS lookup tool that helps you find information about domain names, DNS records, nameservers, mail servers, and IP addresses. System administrators, developers, and network engineers often use it to troubleshoot DNS problems and verify that a domain is configured correctly. If you are new to DNS, the output may … Read More “Dig Command Explained for Beginners” »
Both A record and PTR record are performing fundamentally important purposes. Let’s explain a little bit more about them. A record The A record is a popular and commonly used DNS resource record. Its primary duty is to connect the domain name to its corresponding IP address (IPv4). Therefore, every time a user types in … Read More “Differences between A record and PTR record” »
Let’s explore one DNS record with multiple purposes – the DNS TXT record. It is used for various verification methods, and it is essential to the right mail server functionality. What is a DNS TXT record? The DNS TXT record is one DNS record type with multiple purposes like authentication, verification, mail policies, and more. … Read More “Why do we need to use a DNS TXT record?” »
There is nothing more frustrating than not been able to send emails correctly. You want to reach to clients with new offers, contact suppliers for additional materials, inside the company communication, and all with problems! What you need is to fix all the issues and missing configurations. Ensure email delivery with DNS SPF record and … Read More “Ensure mail delivery with DNS SPF record” »
The NAPTR records are not as commonly used as A DNS records, but they have an important purpose: linking servers and users’ addresses in SIP. What is the NAPTR record? NAPTR DNS record is a Name Authority Pointer record. It is a type of DNS record that serves to map servers to the users’ addresses … Read More “NAPTR record explained” »
Maintenance, updates of software, security measures… Websites owners try everything, and even so, bugs, hardware breakdowns, clustered connections, etc., could get their sites in trouble. What about having a 24/7 monitoring that can be so aware to notify you about an upcoming problem? Or even better, this “vigilant” reacting on time to protect your site … Read More “How does DNS Failover work? “ »
Why is DNS service critical for your business? The DNS service is critical for users to access your website through the Internet. DNS servers manage queries to your domain. Furthermore, they impact your website’s performance (security, speed, uptime) and users’ experience. Check this out: Let’s explore what Free DNS and Premium DNS have in store … Read More “Free DNS vs Premium DNS” »
The DS record is a specific DNS record that is used to secure the DNS (DNSSEC). It uses cryptographic keys to verify zones from the DNSSEC chain of trust. What is DNSSEC? DNSSEC is the solution to secure, otherwise unsecured DNS. It is a chain of trust that uses a combination of public and private … Read More “DS record explained” »
