To fix DNS server problems, we should start by checking our internet connection and confirming that the website is accessible. Next, we can manage our DNS cache by using commands like 'ipconfig /flushdns' for Windows or 'sudo killall -HUP mDNSResponder' for macOS. If issues persist, changing DNS servers to options like Google DNS (8.8.8.8) might help. There's more we can investigate to guarantee a seamless online experience.
Key Takeaways
- Verify website accessibility and network connectivity by testing other sites to ensure your internet connection is active.
- Inspect DNS settings using commands like 'ping' and 'nslookup' to diagnose and resolve any issues.
- Regularly flush your DNS cache with 'ipconfig /flushdns' (Windows) or 'sudo killall -HUP mDNSResponder' (macOS) to remove outdated entries.
- Change DNS servers to reliable ones like Google DNS (8.8.8.8) or Cloudflare (1.1.1.1) through your network settings for better performance.
- Seek expert IT support for persistent DNS issues to ensure effective troubleshooting and maintenance.
Troubleshooting Basic Steps
When we encounter DNS server problems, it's essential to start with some basic troubleshooting steps.
Initially, let's verify our website and network connectivity. We should check if other websites are accessible, ensuring the internet connection is active. Tools like "Down for Everyone or Just Me" can confirm if the site's down for everyone. Testing from another network helps isolate the issue. Additionally, potential causes of DNS issues can include misconfiguration and system symptoms that we should be aware of.
Next, we need to inspect and configure our DNS settings, ensuring correct server addresses are in use. Running commands like 'ping' and 'nslookup' allows us to diagnose connectivity and DNS resolution problems effectively.
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We are very grateful to Vlad for his excellent service repairing our personal laptop. Our laptop suddenly got infected with adware popping up everywhere on our computer screen and we needed a speedy and reliable service to get it fixed asap. We came across … More Dr IT Services and were lucky enough to be able to book Vlad on the same day. He very speedily diagnosed and fixed our laptop on the same day, and for a very reasonable price. We cannot recommend Vlad enough for his computer repair services!
Iulia N ★★★★★
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Vlad was amazing - highly recommend! My external hard drive containing pretty much all of my YouTube video footage stopped working. Vlad was able to rescue my footage and move it over to a new hard drive, regularly keeping me up to date on the progress. … More I cannot thank him enough - 5 stars!
Manpreet R ★★★★★
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I contacted Vlad after my son fried my laptop by using his powerful charger in my less powerful laptop. I was very anxious.
He was very responsive when I made initial contact and I was above to drop my laptop off that morning.
The service was supremely … More professional and very quick. I even brought my son's laptop (which was broken and that is why he was using mine) to be fixed too.
I was given clear prices and expectations for how long the repairs would take. Both repairs were completed very quicker and exceeded expectations.
I would highly recommend Vlad.Mrs K F ★★★★★
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Vlad is excellent to use. I was looking for a computer repair in the area and came across him. Contact very easy and dropped the laptop down straight away. My son had broken his screen. Good communication with Vlad and efficient repair. Kept me updated … More throughout the process. Reasonably priced. Overall, i wouod recommend Vlad if you need any repairs doing, i will be using him again if i need to
Jon N ★★★★★
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Dr IT Services helped us complete our Gaming PC Build. We had a faulty motherboard that we couldn't get working and Vlad sorted it out. Fast, friendly and reliable service.
Waqar A ★★★★★
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Exceptional service!!
We thought we had lost over 20 years of memories but Vlad at Dr IT Services managed to recover pretty much everything. There is no price to put on memories so to have recovered the data lost was beyond words for us.
The team at … More Dr IT Services excelled in their computer repair, laptop repair, and data recovery services, offering prompt and friendly assistance that was both knowledgeable and reliable, making the entire experience seamless. Their efficient and helpful staff made the whole process stress-free, leaving me completely satisfied with their overall service. Would definitely recommend!Jane H ★★★★★
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Highly recommend.
I contacted Vlad as my laptop wasn’t working. (Would not power up). I dropped it off to him in the morning. Then later that day he was able to diagnose the fault and put forward a plan to resolve.
Unfortunately it was not economical … More to repair, but he was able to source the perfect replacement for my budget. Which I couldn't be more happy with. For a small fee he was able to transfer all my data over to the new device.
All turned around in a few days.
The service was fast, friendly and had great communication. I would highly recommend to anybody who needs their devices repairing.
Thanks Vlad.Loûis J ★★★★★
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Great laptop repair! Fixed my HP envy screen. I was so worried about how much it would cost but Vlad gave a very low cost price and did an excellent job. Looks good as new.
Mohammed D ★★★★★
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Vlad is exceptional in IT related field.
He saved my data, it was like saving my life literally. At Dr IT services you can assured of a solution for your IT related problems, you can simply close your eyes and can trust him, guy is a genius, I be will … More working with him on several other projects once I am settled in. Thank you Dr IT services 😊
5/5 .
Merry Christmas Vlad..cheers see you around!N ★★★★★
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I bought an expensive gaming laptop which was shutting down whilst gaming, and I suspected it might be because the operating temperatures were too high.I reached out to Vlad one morning and he offered to take a look at the laptop and repair it the same … More day. He was very polite and knowledgeable about the laptop I'd bought and about the CPU and GPU therein, and was aware that they were prone to overheating. He knew immediately what to do to fix it, so I left my laptop with him and shortly thereafter Vlad let me know that he had finished and the laptop was ready to collect. He was so efficient I could barely believe it! He took pictures throughout the process of the internals (before and after his repair) and showed me them on arrival.I took the laptop home and sure enough the operating temps are ~15c less and the laptop now works perfectly. Thank you Vlad! And all for a very reasonable price. Please do not hesitate if you are thinking about using Vlad! If I need anything IT related from now on, Vlad will be my first point of call!
Khaleel S ★★★★★
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Vlad was incredible! So generous with his time, explained everything so well and was great communicating. Cannot recommend him highly enough.Don't look around for someone else, if you've got a problem this is the guy you need to see!
James M ★★★★★
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Dr IT Services: Exceptional ServiceI recently entrusted Dr IT Services with the repair of my water-damaged laptop, which required a motherboard replacement. I am delighted to commend their exceptional service.Dr IT Services exhibited professionalism and … More expertise throughout the repair process. He provided clear and concise explanations of the necessary work, alleviating my concerns. To my great relief, the repair was completed efficiently, and my laptop was restored to full working order.I would wholeheartedly recommend Dr IT Services to anyone in need of computer repair services. Their technical competence and commitment to customer satisfaction are truly commendable.Very satisfied customer
Mr A ★★★★★
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Vlad was really great. He was highly professional and very helpful in sorting out my problem which required a new motherboard. He did an excellent job fitting the new motherboard at a very good price.
He even helped me return the defective motherboard … More that was sent in error as I was outside the country, which reflects his helpful nature.
I have used his services more than once, and he helped me repair 3 different laptops. I don't go to anyone before asking him first for help.
I highly recommend that you talk to him if you have any issues with a PC before going to someone else.Kh S ★★★★★
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Exceptional Service!!!I had some issues with my PC last week, with my SSD, and I thought I have lost my university assessments because my PC did not open anymore. Another issue was that I did not know anyone in my area that could fix my PC but I am glad … More that I have found and meet Vlad. He manage to fix my PC in one day just in time to be able to send my assessment to the university in time and the problem was solved. Vlad is a really great person and i would recommend him to anyone from now on if they have issues with their devices.
Flavius P ★★★★★
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Thank you so much to Vlad and his knowledgable contacts! My hard drive had corrupted and I thought I had lost thousands of family photos - you can imagine how devastating that feels. Although Vlad could not recover them all, he was able to facilitate … More a company to do it on his behalf. It felt like Christmas to be reunited with them after months of uncertainty. I have no hesitation in recommending Dr IT.
Admin @ Nafairelectrical Co U ★★★★★
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Vlad has done an excellent job on our lap top, which needed updating, both in hardware and software terms. We hope to get a good few more years out of it. He is very knowledgeable and helpful, and goes the extra mile when there are any unforeseen issues. … More I can certainly recommend him.
Nicolas Von M ★★★★★
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Vlad brought my computer back to life with the excellent work he did. He replaced fans, battery, fixed the keyboard, mouse and did a deep cleaning of my computer. The annoying sound of the ventilation and other problems my laptop had were solved efficiently. … More Every part replaced was original. Vlad also gave me a good price with multiple discounts. My laptop now works like new. Laptop brand: MSI GS65 Stealth Thin. Thank you very much, Vlad. Highly recommended.
LIHKI JOSE RUBIO O ★★★★★
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10/10Great guy, very knowledgeable, dependable and personable. I brought a mission to Vlad. I wanted to upgrade my near 6-7 year old PC for streaming and gaming. And boy did he deliver. I gave him a list of games that I wanted to play and within a day … More he sent me a list of upgrades I needed with a run down on why. He got the work done quickly and efficiently. Happy with the service! I would definitely recommend Vlad to anyone. Thanks man!
Ree 3 ★★★★★
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Vlad provide a honest and reliable service to fix my old laptop that I thought could not be fixed! He provided a great price and a very quick service. I will definitely use his services in the future!
D J ★★★★★
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I was stuck. Really busy and relying on my laptop and it stopped working. What to do? Take it to a repair shop but, which one? So, search reviews, phone a couple of people and the one that seemed to come up with good reviews and also speedy term around … More was Dr IT services.The machine went down there even though it was someway from my home. Good decision! Repaired in the day with a very clear explanation as to what was wrong and assurance that the computer was like new – it is – and then a very helpful tutorial as to what to look out for in the future to make sure it stays in good nick. From beginning to end there was a feeling of competence matched by courtesy. I will certainly be returning should I have any further issues. Great service.
Pete H ★★★★★
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The laptop that I use for university had been disturbed by a water leak in my backpack. The screen was broken but was at a level which was fine for the laptop to completely operate and to slightly still see things on the screen. However hours after on … More the same day after the leak, the laptop screen was completely broken which showed the flashing of bright lights. The next day after continuously looking for reliable technicians, I saw Dr IT Services (Vlad) and decided to give him a call. I explained the situation to him and he gave me an educated and knowledgeable response on to what might be the issue with my laptop. I asked him if I could come to him physically to see what the issue was and he politely accepted the offer. He had an intensive look at my laptop and concluded that it was only the screen that had been damaged and nothing else. He then offered me a very exceptional laptop screen repair service that was incredibly affordable. He repaired my laptop and I could honestly say that he did an amazing job. I highly recommend Vlad due to his excellent knowledge, professionalism and kindness.
Nathaniel F ★★★★★
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Over time, my laptop had become slow and unresponsive. I needed an upgrade, and more importantly, a reliable computer repair service. That's when I discovered Dr IT Services. Vlad diagnosed the issue promptly, explaining the process in a language … More I could understand - no complicated tech jargon!What sets Dr IT Services apart is Vlad's dedication to customer satisfaction. He not only fixed my laptop but also offered useful tips on maintaining its performance. His services are a blend of expertise, efficiency, and value for money.If you're in Birmingham and searching for 'computer repair near me', look no further than Dr IT Services. I left with a laptop that felt brand new, and the peace of mind that comes from knowing I now have a go-to computer repair shop.
Vlad K ★★★★★
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Thorough, extremely knowledgeable and even more patient. Fixed my noisy fans in a very timely one day service and assisted with my queries thereafter. You can’t find better IT care at such a reasonable price point.
Demi E ★★★★★
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I have to commend Vlad for his work on my laptop,never having need of repairs before I was worried I might not get the service I wanted.I looked at the reviews and chose Vlad and so glad I did he was so pleasant to deal with and the service was impeccable … More and the price was a lot less than I expected.If you need repairs have no worries about Dr IT, fantastic reliable service and repaired in 48 hrs.
Susan F ★★★★★
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Dr IT services is a very competent and supportive unit. I am happy to use them again and again if required. They also have links with further experts. I almost lost my data when ny laptop suddenly broke down and they helped me to recover them!
Achier Deng A ★★★★★
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I highly recommend Dr IT's expertise and services. Vlad was very persistent on a difficult problem with my son's laptop, honest with the issues, and I am very happy with the repair. Thank you!!
Fiona M ★★★★★
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Vlad was ace! was able to fix my logic board without replacing the whole thing!! saved me so much money and my laptop is working like brand new !!
Darcy K ★★★★★
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Great service! They were understanding, quick and professional.
Alan P ★★★★★
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Good communication! The memory of my laptop was damaged and they did the repair just a few hours. I will be here again if I have any laptop issues.
Shuaizhou W ★★★★★
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Vlad is great. Had an issue and he provided same day diagnostics, knew what was wrong and what part he needed to order. On the day that the part arrived he was also able to get the repair done in a few hours.
Konstantin G ★★★★★
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DNS Cache Management
After verifying our connectivity and inspecting DNS settings, managing our DNS cache becomes a key step in resolving issues. Regularly flushing the DNS cache prevents outdated entries from causing website access problems and DNS errors. By clearing the cache, we guarantee access to the most recent information, enhancing both security and browsing speed. Additionally, implementing DNS redundancy ensures that we have backup systems in place if our primary DNS server encounters issues. On Windows, we can use 'ipconfig /flushdns'; for macOS, the commands 'sudo killall -HUP mDNSResponder' and 'sudo dscacheutil -flushcache' do the trick. Moreover, utilizing specialized data recovery services can help restore essential data if a DNS issue leads to data loss. Let's make it a habit to maintain our DNS cache, enabling us to tackle potential issues proactively for a smoother online experience.
Changing DNS Servers
How can we improve our internet experience by changing DNS servers?
Initially, let's access the Control Panel by pressing 'Win + R' and typing 'control panel'. From there, we head to 'Network & Sharing Center', click 'Change adapter settings', and right-click our active connection. Selecting 'Properties', we then choose 'Internet Protocol Version 4 (TCP/IPv4)' and enter our preferred DNS addresses. This process allows us to modify DNS settings, which can enhance our internet connection speed and reliability. Additionally, utilizing a reliable IT support service can help troubleshoot any ongoing connectivity issues, ensuring optimal performance through expert assistance.
Alternatively, we can use the Settings app for a more modern approach. Popular options include Google DNS (8.8.8.8) and Cloudflare (1.1.1.1). Remember to restart our computer to apply these changes effectively!
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