About this tag
The lookup tag on WindowsForum.com covers issues related to DNS lookup failures, which prevent web browsers from resolving website names to IP addresses. Users report errors such as 'DNS lookup failed' or 'DNS server not responding' in browsers like Internet Explorer, Firefox, and Chrome. These problems often occur on Windows 7 and other Windows systems, with symptoms including intermittent connectivity, yellow network icons, and inability to load webpages. Common causes include misconfigured network settings, unresponsive DNS servers, or firewall interference. The tag also includes a thread about looking up word definitions in Microsoft Word 2010, where a Ctrl+Right Click feature stopped working after upgrading to Windows 7 64-bit. Additionally, there is a programming-related thread about looking up and copying lines between text files based on matching codes.
  1. P

    Windows 10 Copy lines of text between two files, Using list / string matches.

    After searching everywhere I'm still unable to find a solution. I have two text documents, one is a list of names the other is coordinates. both documents start each line with an 8 digit code. I want to lookup 8 digit line code from File1 and copy the line contents to only code matches in File2...
  2. Minh Almighty

    Windows 7 Word 2010- can not look up new words.

    Hi, I have a trouble with my Office Word 2010. I can not look up new words in Word 2010. In the past, I often Ctrl+Right Click to get new words' meaning at once, but when I installed the Window 7 (64bit) because my RAM was upgraded to 4GB, I can not do as I used to. When I Ctrl+Right click, it...
    • Minh Almighty
    • Thread
    • 64-bit compatibility error functionality help installation laptop lookup meaning office popup ram upgrade right click software issues support text selection troubleshooting user experience windows 7 word 2010
    • Replies: 1
    • Forum: Windows Software
  3. J

    Windows 7 DNS Look-up failed

    Am using manual IP in all the computers in my office. Some of the computer showing yellow symbols on the network button. When I try to load a site, it respond... The server Yahoo! can't be found because the DNS Look-Up failed. DNS is network service that translate a website's name to its...
    • jamesuzo
    • Thread
    • computer dns error internet lookup manual ip network office windows yellow icon
    • Replies: 1
    • Forum: Windows Networking
  4. J

    Windows 7 DNS Server not responding :(

    Hello, I'm having trouble with the internet on my laptop. It says that it is connected to my wireless but it will take a long time loading sites or just pop up an error stating the the DNS server is not responding or that the DNS lookup failed. Please help!
    • jecissav
    • Thread
    • connection dns error failure internet laptop lookup server troubleshooting wireless
    • Replies: 14
    • Forum: Windows Networking
  5. L

    Windows 7 DNS Problem!! cant find way to fix it!

    Hi it has been over a month since i got this problem on my computer, whenever i try to open internet explorer it says: Internet explorer cannot display the webpage. Like if i had no connection. If i try with fire fox just nothing will show and if i try with chrome it says this: The server at...
    • Laptopman
    • Thread
    • browser chrome connection connectivity dns error firewall games internet internet explorer issues laptop lookup misconfiguration network settings support troubleshooting webpage
    • Replies: 1
    • Forum: Windows Help and Support
  6. S

    Windows 7 DNS server lookup failure

    I bought a new computer about 3-4 weeks a go. I got a ASUS PCE-N10 wireless local are network card and plugged it in. For the first 2 weeks it performed fine with no problems. recently however, i have been getting a DNS server look up fail error. Ill be able to go on the internet and use it, but...
    • sebastianfrei
    • Thread
    • asus computer connection connectivity dns error failure help internet issues local lookup network pce-n10 performance server tech support troubleshooting wireless wireless card
    • Replies: 1
    • Forum: Windows Networking