DNS records are the instructions stored in your domain\u2019s DNS zone that tell the internet how to handle requests for your website, email, and other services. Different record types serve different purposes. For example, A records<\/strong> point a domain to an IPv4 address, AAAA records<\/strong> connect it to an IPv6 address, CNAME records<\/strong> create aliases, MX records<\/strong> route email, and TXT records<\/strong> store verification and security information. Proper DNS management is essential for website accessibility, email delivery, domain verification, and service reliability.<\/p>\n DNS records are entries stored in your domain\u2019s DNS zone file. These records tell the internet where your website is hosted, where your emails should be delivered, which nameservers are authoritative, and how domain-related services should function.<\/p>\n Think of DNS records as the control panel instructions behind your domain. When someone types your domain into a browser, DNS records help route that request to the correct server. The same applies to email, verification tools, and external services.<\/p>\n For example, DNS records can be used to:<\/p>\n When a user enters a domain name into a browser, the browser requests information from the Domain Name System (DNS). DNS then checks the relevant DNS records for that domain and returns the required information.<\/p>\n For example:<\/p>\n DNS works as a lookup system that translates human-readable domain names into machine-readable network information.<\/p>\n DNS records are not just technical settings. They directly control the availability and functionality of your website and email.<\/p>\n DNS records ensure your domain points to the correct web server. If the IP address is wrong, your website will not load.<\/p>\n MX records tell mail servers where to send incoming emails for your domain.<\/p>\n TXT records are used by services such as Google Workspace, Microsoft 365, and various CDN or security platforms to verify domain ownership.<\/p>\n DNS records such as TXT and CAA help improve email security and certificate management.<\/p>\n DNS makes it possible to connect your website, email, subdomains, and other tools under one domain.<\/p>\n Below are the most common DNS record types every website owner and hosting user should understand.<\/p>\n The A record<\/strong> is one of the most important DNS records. It maps a domain or subdomain to an IPv4 address<\/strong>.<\/p>\n Points a domain name to a 32-bit IPv4 address.<\/p>\n Used to connect a website or subdomain to a hosting server.<\/p>\n If your A record points to the wrong IP address, your website will not load correctly.<\/p>\n The AAAA record<\/strong> works like an A record, but it maps a domain to an IPv6 address<\/strong> instead of IPv4.<\/p>\n Points a domain name to a 128-bit IPv6 address.<\/p>\n Used when your server supports IPv6 connectivity.<\/p>\n AAAA records are becoming increasingly important as IPv6 adoption grows.<\/p>\n The CNAME record<\/strong> creates an alias for a domain or subdomain. Instead of pointing directly to an IP address, it points one hostname to another hostname.<\/p>\n Creates an alias from one domain\/subdomain to another domain name.<\/p>\n Used to point A CNAME record cannot exist on the same hostname as other records such as A or MX.<\/p>\n The MX record<\/strong> controls where incoming emails for your domain should be delivered.<\/p>\n Directs email traffic to the correct mail server.<\/p>\n Used for email hosting, Google Workspace, Microsoft 365, cPanel email, and business email services.<\/p>\n MX records use priority values<\/strong>. Lower numbers have higher priority.<\/p>\n The TXT record<\/strong> stores text-based information related to your domain. It is widely used for domain verification and email authentication.<\/p>\n Stores text data for verification, authentication, and security purposes.<\/p>\n Used for SPF, DKIM, DMARC, Google verification, Microsoft verification, and other third-party service validations.<\/p>\n TXT records are critical for email deliverability and domain verification.<\/p>\n The NS record<\/strong> tells the internet which nameservers are authoritative for your domain.<\/p>\n Defines the authoritative nameservers for a domain.<\/p>\n Used when pointing a domain to a hosting provider\u2019s nameservers.<\/p>\n Without valid NS records, your domain will not know where its DNS zone is hosted.<\/p>\n The SOA record<\/strong> contains administrative information about your DNS zone.<\/p>\n Defines key zone management settings such as the primary nameserver, admin contact, refresh time, retry time, and expiry.<\/p>\n Automatically created in DNS zones to manage DNS synchronization and authority.<\/p>\n Every DNS zone should have one valid SOA record.<\/p>\n The SRV record<\/strong> specifies the hostname and port for particular services.<\/p>\n Points specific services to the correct server and port.<\/p>\n Used by VoIP, chat applications, Microsoft services, game servers, and other service-based applications.<\/p>\n SRV records help clients automatically locate services without manual configuration.<\/p>\n The PTR record<\/strong> is used for reverse DNS lookup. It maps an IP address back to a domain name.<\/p>\n Resolves an IP address back to a hostname.<\/p>\n Used for mail server validation and reverse DNS checks.<\/p>\n PTR records are especially important for mail servers because many email providers use reverse DNS checks to filter spam.<\/p>\n The CAA record<\/strong> controls which Certificate Authorities (CAs) are allowed to issue SSL certificates for your domain.<\/p>\n Authorizes specific certificate providers to issue SSL certificates for your domain.<\/p>\n Used to improve SSL security and prevent unauthorized certificate issuance.<\/p>\n CAA records help reduce the risk of fraudulent SSL certificate issuance.<\/p>\n Incorrect DNS settings can cause major issues for your website, email, and connected services. Below are some of the most common mistakes to avoid.<\/p>\n A single incorrect IP can make your website unreachable.<\/p>\n Improper MX priorities can cause email delivery failures or delays.<\/p>\n Without proper email authentication, your outgoing emails may land in spam folders.<\/p>\n Placing a CNAME where an A record or MX record is required can break DNS functionality.<\/p>\n If NS records or nameservers are not configured correctly, the domain may stop resolving entirely.<\/p>\n A very high TTL can slow down DNS updates and propagation after making changes.<\/p>\n For most website owners, the most commonly managed DNS records are:<\/p>\n If you are running advanced services, you may also need AAAA, PTR, SRV, and CAA records.<\/p>\n Understanding DNS Record Types Explained: A, AAAA, CNAME, MX, TXT, and More<\/strong> is essential for managing your domain properly. DNS records control how your website loads, how your emails are delivered, how services verify ownership, and how your infrastructure connects to the internet.<\/p>\n Whether you are running a business website, an eCommerce store, a custom email setup, or a hosting environment, proper DNS management is non-negotiable. A well-configured DNS zone improves uptime, email reliability, domain security, and overall service stability.<\/p>\n If you are unsure which DNS records your website or email setup needs, WebyStrata can help you configure your domain correctly and avoid common DNS errors.<\/p>\n","protected":false},"excerpt":{"rendered":" DNS Record Types Explained: A, AAAA, CNAME, MX, TXT, and More DNS Record Types Explained is one of the most important topics for website owners, hosting users, email administrators, and businesses managing a domain name. DNS records control how your domain connects to your website, email services, subdomains, and verification tools. Whether you are pointing […]<\/p>\n","protected":false},"author":6,"featured_media":13705,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-latest-updates"],"_links":{"self":[{"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/posts\/13701","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/comments?post=13701"}],"version-history":[{"count":2,"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/posts\/13701\/revisions"}],"predecessor-version":[{"id":13725,"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/posts\/13701\/revisions\/13725"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/media\/13705"}],"wp:attachment":[{"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/media?parent=13701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/categories?post=13701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.webystrata.com\/blog\/wp-json\/wp\/v2\/tags?post=13701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}What Are DNS Records?<\/h2>\n
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How Do DNS Records Work?<\/h2>\n
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Why Are DNS Records Important?<\/h2>\n
Website Accessibility<\/h3>\n
Email Delivery<\/h3>\n
Domain Verification<\/h3>\n
Security<\/h3>\n
Service Routing<\/h3>\n
What Are the Most Common Types of DNS Records?<\/h2>\n
![\"dns-records-types-explained\"](\"https:\/\/www.webystrata.com\/blog\/wp-content\/uploads\/2026\/06\/dns-records-types-explained.webp\" "\\"dns-records-types-explained\\"")
<\/p>\n1. A Record (Address Record)<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Example<\/h4>\n
example.com \u2192 192.0.2.1<\/code><\/p>\nBest For<\/h4>\n
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Key Point<\/h4>\n
2. AAAA Record<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Example<\/h4>\n
example.com \u2192 2001:db8::1<\/code><\/p>\nBest For<\/h4>\n
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Key Point<\/h4>\n
3. CNAME Record<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
www.example.com<\/code> to example.com<\/code> or to connect subdomains to third-party services.<\/p>\nExample<\/h4>\n
www.example.com \u2192 example.com<\/code><\/p>\nBest For<\/h4>\n
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Key Point<\/h4>\n
4. MX Record (Mail Exchange Record)<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Example<\/h4>\n
example.com MX 10 mail.example.com<\/code><\/p>\nBest For<\/h4>\n
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Key Point<\/h4>\n
5. TXT Record<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Example<\/h4>\n
v=spf1 include:_spf.google.com ~all<\/code><\/p>\nBest For<\/h4>\n
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Key Point<\/h4>\n
6. NS Record (Nameserver Record)<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Example<\/h4>\n
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ns1.example.com<\/code><\/li>\nns2.example.com<\/code><\/li>\n<\/ul>\nBest For<\/h4>\n
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Key Point<\/h4>\n
7. SOA Record (Start of Authority)<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Best For<\/h4>\n
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Key Point<\/h4>\n
8. SRV Record<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Example<\/h4>\n
_service._protocol.example.com<\/code><\/p>\nBest For<\/h4>\n
\n
Key Point<\/h4>\n
9. PTR Record<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Best For<\/h4>\n
\n
Key Point<\/h3>\n
10. CAA Record<\/h2>\n
Purpose<\/h4>\n
Common Use<\/h4>\n
Best For<\/h4>\n
\n
Key Point<\/h4>\n
Quick DNS Record Comparison Table<\/h2>\n
\n\n
\n \nDNS Record<\/th>\n Purpose<\/th>\n Common Use<\/th>\n Technical Note<\/th>\n<\/tr>\n<\/thead>\n \n A<\/strong><\/td>\n Maps domain to IPv4<\/td>\n Website hosting<\/td>\n Uses 32-bit IPv4 address<\/td>\n<\/tr>\n \n AAAA<\/strong><\/td>\n Maps domain to IPv6<\/td>\n Modern website hosting<\/td>\n Uses 128-bit IPv6 address<\/td>\n<\/tr>\n \n CNAME<\/strong><\/td>\n Alias record<\/td>\n www, subdomains, SaaS<\/td>\n Points one hostname to another<\/td>\n<\/tr>\n \n MX<\/strong><\/td>\n Mail routing<\/td>\n Email hosting<\/td>\n Uses priority values<\/td>\n<\/tr>\n \n TXT<\/strong><\/td>\n Verification & security<\/td>\n SPF, DKIM, domain verification<\/td>\n Stores text values<\/td>\n<\/tr>\n \n NS<\/strong><\/td>\n Nameserver delegation<\/td>\n DNS management<\/td>\n Defines authoritative nameservers<\/td>\n<\/tr>\n \n SOA<\/strong><\/td>\n Zone administration<\/td>\n DNS zone control<\/td>\n Contains zone metadata<\/td>\n<\/tr>\n \n SRV<\/strong><\/td>\n Service routing<\/td>\n VoIP, apps, messaging<\/td>\n Specifies service port and target<\/td>\n<\/tr>\n \n PTR<\/strong><\/td>\n Reverse DNS lookup<\/td>\n Mail server verification<\/td>\n Maps IP to hostname<\/td>\n<\/tr>\n \n CAA<\/strong><\/td>\n SSL certificate authorization<\/td>\n Domain security<\/td>\n Restricts certificate issuers<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n What Are the Most Common DNS Record Mistakes to Avoid?<\/h2>\n
1. Wrong IP Address in A Record<\/h3>\n
2. Incorrect MX Record Priorities<\/h3>\n
3. Missing SPF, DKIM, or DMARC TXT Records<\/h3>\n
4. Using CNAME Incorrectly<\/h3>\n
5. Incorrect Nameserver Setup<\/h3>\n
6. High TTL During DNS Changes<\/h3>\n
Which DNS Records Do You Usually Need to Manage?<\/h3>\n
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Final Thoughts<\/h4>\n