![]() If the servers for a domain have recently changedĮspecially if the domain has new DNS servers or a new DNS registrar, ![]() Try any of the following that seem possible given your knowledge of the domain. There are many reasons Google Public DNS can return wrong answers Read about troubleshoting large responses. If you have problems with large records (usually DNSSEC keys or TXT records), Resolution failure or Lame delegation See Delegation troubleshooting. Name servers See Name server troubleshooting. Otherwise, see Name server troubleshooting. There is a DNSSEC problem see DNSSEC troubleshooting. DNSSEC validation failure If you see this, disable validation by clicking the DNSSEC toggle,Īnd click Resolve to retry the query. Or just start with the first step of Domain troubleshooting. If there is a Comment line that matches one of the following entries,Ĭlick the corresponding link to go directly to a specific diagnostic step, ![]() To see detailed diagnostics that can identify the cause of resolution problems. Visit all comment URLs (they aren't links, copy and paste them into a browser) In the detailed results, there may be a line with "Comment": at the bottom Press Enter or click Resolve to see the results. If the problem is with a particular DNS resource record (RR) type,Įnter it in the "RR type" text field (you can also enter a number). If Google Public DNS has problems resolving a certain domain name, Include the output of any commands or text from diagnostic pages in your report. If you need to report a problem and get help, There are many possible kinds of DNS resolution problems įollow the directions under the heading that most closely matches your issue. Type (or any domain name or IP address)Īnd press Enter to see a detailed DNS results page like the following: If your browser can't find the dns.google server, or it doesn't respond,Ĭheck that you can reach the Google Public DNS servers using It has a simple DNS lookup form, shown here. Get help with over-the-air iOS updates - Apple SupportIf you have problems resolving domains using Google Public DNS,įirst check the Google Public DNS homepage at. If this happens again, try updating your device using another network or use iTunes to update your device. If you get a message that says "an error occurred downloading iOS," try again later. If the issue continues, try updating your iPhone from another network or from iTunes on a computer as the following article suggests. If you can’t connect to the iTunes Store - Apple Support If there's still an issue, learn what to do if your device won't connect to a Wi-Fi network. Reset your Wi-Fi router by turning it off and then on again.Check to see if other devices, such as portable computers, are able to connect to the Wi-Fi network and access the Internet.Check your device's user guide for help with Internet connection. Make sure that you have an active Internet connection.You might need to connect to Wi-Fi to download apps, videos, and podcasts. If you're connected to cellular data, larger items might not download. If you're using cellular service, make sure that cellular data is turned on from Settings > Cellular. Check and verify that you're in range of a Wi-Fi router or base station.You can also connect your iOS device to iTunes and click Check for Update Tap Settings > General > Software Update to check for updates. Make sure that your iOS software is up to date.Time Zone might list another city in your time zone. ![]() Make sure that your date, time, and time zone are correct.If you can't connect to the iTunes Store on your iPhone, iPad, or iPod touch: To begin troubleshooting this situation, I would first suggest working through the steps from the On your iPhone, iPad, or iPod touch section in the following article and then attempting the update again. I understand that while attempting to update to the latest version of iOS on your iPhone, you are receiving an alert that says “An error occurred while checking for a software update.” Thanks for using the Apple Support Communities!
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