• Greece, Thessaloniki SYNAPSECOM S.A.
  • Greece, Athens VODAFONE
  • United Kingdom, London DigitalOcean, LLC
  • San Francisco CA, United States OpenDNS
  • Markham, Canada Ravand Cybertech
  • Greece, Nafplion Ote SA
  • Australia, Sydney, Australia Web
  • United States, Ashburn, Oracle Corporation
  • Greece, Kozani, Forthnet
  • Saarland, Germany, Probe Networks
  • Kota, India, Kappa ISP
  • Singapore, DigitalOcean LLC
  • Beijing, China, Baidu Netcom
  • Brazil, Rio, TELEFÔNICA
  • Italy, Milan, ITnet
  • France, Paris, Aruba SAS
  • Mexico, Cancún, Liquid Web
  • Germany, Falkenstein, Hetzner
  • South Africa, Midrand, Vodacom
  • Australia, Melbourne, Telstra LTD

If you're having trouble checking your DNS status, simply enter your domain into the Hostnox DNS Checker tool to view global propagation.

A DNS checker is a tool used to test and verify the Domain Name System (DNS) records of a domain. DNS is the system that translates human-friendly domain names (like example.com) into IP addresses that computers use to identify each other on the network. Here’s a more detailed look at what a DNS checker is and what you can do with it:


What is a DNS Checker?

A DNS checker is an online tool or software that allows you to:

  • Verify DNS Records: Check the DNS records for a domain to ensure they are set up correctly.
  • Diagnose Issues: Identify and troubleshoot DNS-related issues that might be affecting website accessibility or email delivery.
  • Monitor DNS Changes: Track any changes to the DNS records, which is crucial for security and operational reasons.


Common DNS Records Checked

  • A Record: Maps a domain to an IPv4 address.
  • AAAA Record: Maps a domain to an IPv6 address.
  • CNAME Record: Alias of one domain to another domain.
  • MX Record: Mail exchange records that direct email to mail servers.
  • TXT Record: Text records used for various purposes, including SPF (Sender Policy Framework) and verification of domain ownership.
  • NS Record: Name server records that indicate which servers are authoritative for the domain.
  • SRV Record: Service records that define the location of servers for specified services.


What You Can Do with a DNS Checker

  1. Verify DNS Configuration:
  • Ensure that DNS records are correctly configured and propagate across various DNS servers globally.
  • Check if changes to DNS records have propagated.
  1. Troubleshoot Issues:
  • Diagnose issues related to DNS that might be causing website downtime or email delivery problems.
  • Identify misconfigured or missing DNS records.
  1. Monitor DNS Health:
  • Regularly monitor the DNS records to detect unauthorized changes which could be a sign of a security breach.
  • Ensure DNS servers are responding correctly.
  1. Enhance Security:
  • Verify the implementation of DNS security measures like DNSSEC (Domain Name System Security Extensions).
  • Check SPF, DKIM (DomainKeys Identified Mail), and DMARC (Domain-based Message Authentication, Reporting, and Conformance) records to enhance email security.
  1. Optimize Performance:
  • Ensure DNS records point to the correct IP addresses for optimal website performance.
  • Identify and fix any latency issues caused by DNS misconfigurations.


How to Use a DNS Checker

  • Enter Domain: Input the domain name you want to check.
  • Select Record Type: Choose the type of DNS record you want to verify (A, AAAA, MX, CNAME, etc.).
  • Run Check: Execute the check to see the current status and configuration of the DNS records.
  • Analyze Results: Review the results to ensure everything is set up correctly and take note of any discrepancies or issues.


Copyright 2024 - Hostnox DNS Checker

[{"id":1,"name":"Greece, Thessaloniki SYNAPSECOM S.A.","lat":"40.64361","long":"22.93086","country":"GR"},{"id":2,"name":"Greece, Athens VODAFONE","lat":"37.98376","long":"23.72784","country":"GR"},{"id":5,"name":"United Kingdom, London DigitalOcean, LLC","lat":"51.50949","long":"-0.59541","country":"GB"},{"id":6,"name":"San Francisco CA, United States OpenDNS","lat":"37.77493","long":"-122.41942","country":"US"},{"id":7,"name":"Markham, Canada Ravand Cybertech","lat":"43.70011","long":"-79.4163","country":"CA"},{"id":8,"name":"Greece, Nafplion Ote SA","lat":"38.05","long":"23.8","country":"GR"},{"id":9,"name":"Australia, Sydney, Australia Web","lat":"-37.814","long":"144.96332","country":"AU"},{"id":10,"name":"United States, Ashburn, Oracle Corporation","lat":"29.76328","long":"-95.36327","country":"US"},{"id":11,"name":"Greece, Kozani, Forthnet","lat":"40.30069","long":"21.78896","country":"GR"},{"id":12,"name":"Saarland, Germany, Probe Networks","lat":"49.44331","long":"6.63874","country":"DE"},{"id":13,"name":"Kota, India, Kappa ISP","lat":"25.18254","long":"75.83907","country":"IN"},{"id":14,"name":"Singapore, DigitalOcean LLC","lat":"1.22083","long":"103.78056","country":"SG"},{"id":15,"name":"Beijing, China, Baidu Netcom","lat":"39.9075","long":"116.39723","country":"CN"},{"id":16,"name":"Brazil, Rio, TELEF\u00d4NICA ","lat":"-22.90642","long":"-43.18223","country":"BR"},{"id":17,"name":"Italy, Milan, ITnet","lat":"45.40887","long":"9.12565","country":"IT"},{"id":18,"name":"France, Paris, Aruba SAS","lat":"48.93333","long":"2.36667","country":"FR"},{"id":19,"name":"Mexico, Canc\u00fan, Liquid Web","lat":"42.73253","long":"-84.55553","country":"MX"},{"id":23,"name":"Germany, Falkenstein, Hetzner","lat":"50.47788","long":"12.37129","country":"DE"},{"id":25,"name":"South Africa, Midrand, Vodacom","lat":"-25.98953","long":"28.12843","country":"ZA"},{"id":26,"name":"Australia, Melbourne, Telstra LTD","lat":"-27.46794","long":"153.02809","country":"AU"}]
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Here\u2019s a more detailed look at what a DNS checker is and what you can do with it:<\/p><h3><br><\/h3><h3>What is a DNS Checker?<\/h3><p>A DNS checker is an online tool or software that allows you to:<\/p><ul><li><span style=\"color: var(--tw-prose-bold);\">Verify DNS Records<\/span>: Check the DNS records for a domain to ensure they are set up correctly.<\/li><li><span style=\"color: var(--tw-prose-bold);\">Diagnose Issues<\/span>: Identify and troubleshoot DNS-related issues that might be affecting website accessibility or email delivery.<\/li><li><span style=\"color: var(--tw-prose-bold);\">Monitor DNS Changes<\/span>: Track any changes to the DNS records, which is crucial for security and operational reasons.<\/li><\/ul><h3><br><\/h3><h3>Common DNS Records Checked<\/h3><ul><li><span style=\"color: var(--tw-prose-bold);\">A Record<\/span>: Maps a domain to an IPv4 address.<\/li><li><span style=\"color: var(--tw-prose-bold);\">AAAA Record<\/span>: Maps a domain to an IPv6 address.<\/li><li><span style=\"color: var(--tw-prose-bold);\">CNAME Record<\/span>: Alias of one domain to another domain.<\/li><li><span style=\"color: var(--tw-prose-bold);\">MX Record<\/span>: Mail exchange records that direct email to mail servers.<\/li><li><span style=\"color: var(--tw-prose-bold);\">TXT Record<\/span>: Text records used for various purposes, including SPF (Sender Policy Framework) and verification of domain ownership.<\/li><li><span style=\"color: var(--tw-prose-bold);\">NS Record<\/span>: Name server records that indicate which servers are authoritative for the domain.<\/li><li><span style=\"color: var(--tw-prose-bold);\">SRV Record<\/span>: Service records that define the location of servers for specified services.<\/li><\/ul><h3><br><\/h3><h3>What You Can Do with a DNS Checker<\/h3><ol><li><span style=\"color: var(--tw-prose-bold);\">Verify DNS Configuration<\/span>:<\/li><\/ol><ul><li class=\"ql-indent-1\">Ensure that DNS records are correctly configured and propagate across various DNS servers globally.<\/li><li class=\"ql-indent-1\">Check if changes to DNS records have propagated.<\/li><\/ul><ol><li><span style=\"color: var(--tw-prose-bold);\">Troubleshoot Issues<\/span>:<\/li><\/ol><ul><li class=\"ql-indent-1\">Diagnose issues related to DNS that might be causing website downtime or email delivery problems.<\/li><li class=\"ql-indent-1\">Identify misconfigured or missing DNS records.<\/li><\/ul><ol><li><span style=\"color: var(--tw-prose-bold);\">Monitor DNS Health<\/span>:<\/li><\/ol><ul><li class=\"ql-indent-1\">Regularly monitor the DNS records to detect unauthorized changes which could be a sign of a security breach.<\/li><li class=\"ql-indent-1\">Ensure DNS servers are responding correctly.<\/li><\/ul><ol><li><span style=\"color: var(--tw-prose-bold);\">Enhance Security<\/span>:<\/li><\/ol><ul><li class=\"ql-indent-1\">Verify the implementation of DNS security measures like DNSSEC (Domain Name System Security Extensions).<\/li><li class=\"ql-indent-1\">Check SPF, DKIM (DomainKeys Identified Mail), and DMARC (Domain-based Message Authentication, Reporting, and Conformance) records to enhance email security.<\/li><\/ul><ol><li><span style=\"color: var(--tw-prose-bold);\">Optimize Performance<\/span>:<\/li><\/ol><ul><li class=\"ql-indent-1\">Ensure DNS records point to the correct IP addresses for optimal website performance.<\/li><li class=\"ql-indent-1\">Identify and fix any latency issues caused by DNS misconfigurations.<\/li><\/ul><h3><br><\/h3><h3>How to Use a DNS Checker<\/h3><ul><li><span style=\"color: var(--tw-prose-bold);\">Enter Domain<\/span>: Input the domain name you want to check.<\/li><li><span style=\"color: var(--tw-prose-bold);\">Select Record Type<\/span>: Choose the type of DNS record you want to verify (A, AAAA, MX, CNAME, etc.).<\/li><li><span style=\"color: var(--tw-prose-bold);\">Run Check<\/span>: Execute the check to see the current status and configuration of the DNS records.<\/li><li><span style=\"color: var(--tw-prose-bold);\">Analyze Results<\/span>: Review the results to ensure everything is set up correctly and take note of any discrepancies or issues.<\/li><\/ul><p><br><\/p>","footer":"<p class=\"ql-align-center\">Copyright 2024 - Hostnox DNS Checker<\/p>"},"find_btn":{"text":"Find","color":"#F3DF00","text_color":"#000000"},"whois_btn":{"text":"Lookup","color":"#5CC9FF","text_color":"#000000"},"ip_btn":{"text":"Lookup","color":"#5CC9FF","text_color":"#000000"},"blacklist_btn":{"text":"Check","color":"#5CC9FF","text_color":"#000000"},"dmarc_btn":{"text":"Check","color":"#5CC9FF","text_color":"#000000"},"default_dns":"A","enable_logs":true,"show_dark_mode":true,"enable_ad_block_detector":false,"ad_block_detector_filename":"targetingAd.js","map_fail_reloader":false,"timeout":5,"blacklist":{"servers":["sbl.spamhaus.org","all.s5h.net","b.barracudacentral.org","spam.spamrats.com","zen.spamhaus.org","dnsbl.dronebl.org","spam.rbl.blockedservers.com","rbl.interserver.net","spamsources.fabel.dk","bl.scientificspam.net","dnsbl.zapbl.net","bl.rbl.scrolloutf1.com","dnsbl.kempt.net","mail-abuse.com","exploit.mail.abusix.zone","new.spam.dnsbl.sorbs.net","block.dnsbl.sorbs.net","bl.spamcop.net","black.mail.abusix.zone","multi.surbl.org","escalations.dnsbl.sorbs.net","zombie.dnsbl.sorbs.net","dnsbl.tornevall.org","bl.nordspam.com","fnrbl.fast.net","talosintelligence.com","truncate.gbudb.net","0spam.fusionzero.com","bl.nosolicitado.org","dyna.spamrats.com","xbl.spamhaus.org","dbl.spamhaus.org","cbl.abuseat.org","noptr.spamrats.com","dnsbl.invaluement.com","ubl.unsubscore.com","psbl.surriel.com","multirbl.valli.org","dnsbl-1.uceprotect.net","dnsbl-2.uceprotect.net","dnsbl-3.uceprotect.net","sorbs.net","dnsbl.sorbs.net"]}}