Articles


What is DNS and how it works

DNS stands for Domain Name System, and it is a significant part of the internet, which makes it possible for internet users to match the names of the websites they are looking for to the numbers that represent the addresses of these websites...

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How Fast Do DNS Changes Propagate?

When you register a new domain, the nameservers are changed. In other words, changes are made in the Domain Name System (DNS), and you can expect these changes to propagate within 24 hours...

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Most popular DNS servers

When your computer or router is connected to the internet through DHCP (Dynamic Host Configuration Protocol), your Internet Service Provider (ISP) automatically assigns DNS servers for this purpose....

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What are Top-Level Domain (TLD) Name Servers?

The Domain Name System (DNS) is made up of a hierarchy of 5 important components...

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What is a Resolving Name Server?

As an internet user, here are the series of happenings that occur when you are browsing a website...

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Explaining Zone Files and Record Types

Zone files and record types are two terminologies that are commonly used when talking about the Domain Name System (DNS). What do these terminologies mean? Zone files are the methods with which name servers store the information they know about certain domains. In other words, every...

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An introduction to managing DNS

As internet usage expands and users (mostly corporate entities) aspire to actively manage their Domain Name Systems for security and efficiency purposes, it is imperative that people learn how to successfully manage their DNS...

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Choosing the right DNS Configuration?

It is helpful for you to familiarize yourself first with the different types of DNS servers before deciding on which DNS configuration to adopt...

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How to configure Bind as a Caching or Forwarding DNS Server on Ubuntu

It is helpful for you to familiarize yourself first with the different types of DNS servers before deciding on which DNS configuration to adopt...

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How to Configure Bind as an Authoritative-only DNS Server on Ubuntu

It is possible to utilize the DNS servers provided by your Internet Service Providers (ISPs) for your website and internet browsing. However, if you can make efforts to configure your own DNS servers, there are some benefits to derive from doing so...

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What is ICANN?

Formed in 1998, ICANN is a not-for-profit organization comprising of professionals, organizations, and scientific bodies whose primary duty is to safeguard internet and make it operable globally while allowing competition and promoting stability for the internet users worldwide. In short, it is possible to think of ICANN as...

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How to set up DNS records with DigitalOcean

It is possible to utilize the DNS servers provided by your Internet Service Providers (ISPs) for your website and internet browsing. However, if you can make efforts to configure your own DNS servers, there are some benefits to derive from doing so...

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DNS Checker provides name server propagation check instantly. Changed nameservers so do a DNS lookup and check if DNS and nameservers have propagated.\" \/>\n<meta property=\"og:title\" content=\"WhoDat1 - DNS Propagation Tool\" \/>\n<meta property=\"og:description\" content=\"Check DNS Propagation worldwide. DNS Checker provides name server propagation check instantly. Recently changed DNS info, do a lookup and check if DNS and nameservers have propagated.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/whodat1.com\" \/>\n<meta property=\"og:image\" content=\"https:\/\/whodat1.com\/images\/logo.png\" \/>\n<meta property=\"og:site_name\" content=\"WhoDat1\" \/>\n<meta property='og:type' content='website' \/>","footer":"<!-- ws.metratics.com -->\n<script>\n var _paq = window._paq = window._paq || [];\n \/* tracker methods like \"setCustomDimension\" should be called before \"trackPageView\" *\/\n _paq.push(['trackPageView']);\n _paq.push(['enableLinkTracking']);\n (function() {\n var u=\"\/\/ws.metratics.com\/\";\n _paq.push(['setTrackerUrl', u+'matomo.php']);\n _paq.push(['setSiteId', '11']);\n var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];\n g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s);\n })();\n<\/script>\n<!-- End Metratics Code -->\n\n<!-- Google tag (gtag.js) -->\n<script async src=\"https:\/\/www.googletagmanager.com\/gtag\/js?id=G-8R7G86WB8F\"><\/script>\n<script>\n window.dataLayer = window.dataLayer || [];\n function gtag(){dataLayer.push(arguments);}\n gtag('js', new Date());\n\n gtag('config', 'G-8R7G86WB8F');\n<\/script>\n\n<script async src=\"https:\/\/fundingchoicesmessages.google.com\/i\/pub-9233126337026241?ers=1\" nonce=\"MaGSS3hyI4nTxqSufLzSrQ\"><\/script><script nonce=\"MaGSS3hyI4nTxqSufLzSrQ\">(function() {function signalGooglefcPresent() {if (!window.frames['googlefcPresent']) {if (document.body) {const iframe = document.createElement('iframe'); iframe.style = 'width: 0; height: 0; border: none; z-index: -1000; left: -1000px; top: -1000px;'; iframe.style.display = 'none'; iframe.name = 'googlefcPresent'; document.body.appendChild(iframe);} else {setTimeout(signalGooglefcPresent, 0);}}}signalGooglefcPresent();})();<\/script>\n\n<div class=\"footerdiv\"><p>Copyright 2023 - WhoDat1.com<\/p><\/div>\n"},"cookie":{"enable":true,"text":"<p>By using this website you agree to our <a href=\"#\" target=\"_blank\">Cookie Policy<\/a><\/p>"},"font_family":"Poppins","text":{"above_map":"<h5>DNS Propagation Map by WhoDat1.com<\/h5><p><br><\/p><p>Have you recently made changes in your DNS records, switched web host, or started a new website? WhoDat1.com offers free DNS propagation check service to check Domain Name System records against a selected list of DNS servers in multiple regions worldwide. DNS propagation inquiries are important so that visitors are able to find web services, mail services, and more. The <span style=\"color: rgb(230, 0, 0);\">RED X<\/span> means the query has NOT been resolved, the <span style=\"color: rgb(0, 138, 0);\">GREEN Check Mark<\/span> the query has been resolved.<\/p>","below_map":"<p><span style=\"color: rgb(55, 65, 81);\">Our free online DNS Propagation Checker tool allows you to verify DNS propagation worldwide. Easily check DNS data for any hostname or domain from DNS servers across the globe.<\/span><\/p><p><span style=\"color: rgb(55, 65, 81);\">Our DNS Propagation Checker tool simplifies global DNS checks by offering a comprehensive list of over 100 global DNS servers. You can customize the DNS server for certain tools and perform DNS checks using different servers.<\/span><\/p><p><span style=\"color: rgb(55, 65, 81);\">To enhance understanding, our tool collects, parses, and displays DNS propagation results on a map. A green tick indicates that the requested DNS record is available on the DNS server, while a cross indicates its unavailability. The green tick also signifies that the DNS record matches the expected value set by the user, whereas a cross indicates a mismatch. To view individual DNS record propagation lookup on global DNS servers, simply select each DNS record.<\/span><\/p><p><br><\/p><h5><span style=\"color: rgb(55, 65, 81);\">\ufeffThe most common DNS record types include:<\/span><\/h5><ul><li>A record: Contains the IPv4 address information of the hostname.<\/li><li>AAAA record: Contains the IPv6 address information of the hostname.<\/li><li>CNAME record: Also known as an alias record, it redirects the sub-domain to its domain, such as redirecting <a href=\"https:\/\/www.whodat1.com\/\" target=\"_blank\" style=\"color: blue;\"><u>https:\/\/www.whodat1.com<\/u><\/a> to whodat1.com.<\/li><li>MX record: Provides information on where the domain's email should be routed and the priority of mail servers.<\/li><li>NS record: Offers information about the authoritative nameservers of a domain.<\/li><li>TXT record: Commonly used for other DNS record configurations like SPF, DKIM, or DMARC records.<\/li><\/ul><p><br><\/p><h5><span style=\"color: rgb(55, 65, 81);\">What is DNS propagation? <\/span><\/h5><p><span style=\"color: rgb(55, 65, 81);\">DNS propagation refers to the time it takes for DNS changes to propagate across the internet globally. This process can take up to 48 hours to complete worldwide. Use our <\/span><a href=\"https:\/\/whodat1.com\/\" target=\"_blank\" style=\"color: rgb(55, 65, 81);\">DNS Propagation Checker<\/a><span style=\"color: rgb(55, 65, 81);\"> to monitor and track the progress of your DNS changes.<\/span><\/p><p><br><\/p><h5><br><\/h5><p><br><\/p>","footer":"<p class=\"ql-align-center\"><br><\/p>"},"find_btn":{"text":"Find","color":"#F3DF00","text_color":"#000000"},"whois_btn":{"text":"Lookup","color":"#5CC9FF","text_color":"#000000"},"default_dns":"A","enable_logs":true,"show_dark_mode":true,"enable_ad_block_detector":false,"ad_block_detector_filename":"admanager.js","map_fail_reloader":false,"timeout":5}

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