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Showing posts with label dns. Show all posts
Showing posts with label dns. Show all posts

Monday, 17 March 2014

Google Public DNS Servers Hijacked, traffic deflected for more than 22 minutes

Network observance and Routing Security company BGPMON, on Sunday reported that Google's DNS servers were hijacked for approximately 22 minutes. 

google-dns-hijacked
Tweet By BGPMON Regarding The Hijack

Tweet by company- "Google DNS 8.8.8.8/32 was hijacked for ~22min yesterday, affecting networks in Brazil & Venezuela"
Basically, DNS translates its stored domain names to their numerical IP addresses for locating devices around the globe. This attack was done by exploiting Boarder Gateway Protocol (BGP). Google's DNS servers handles queries of around 150 Billion users a day, so the 22 minute deflection meant a lot to Google services. The originators of this attack are still under cover and much more information is hidden behind the attack. 


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Tuesday, 4 March 2014

Tweak DNS To Speed Up Web Browsing

Everyone today seeks a fast surfing internet connection no matter it is business class or it is for internet geeks. From this tweak internet users find it handy to speed up their web browsing no matter how fast their internet connection is. Everyone thinks that how this is possible but it can be done and internet pages load like a charm. 

Boosted Internet Speed

So, here's a little description on how DNS (Domain Name System) Works:-
An internet user access the various websites by typing Website address like https://www.google.com but routing devices only understand the language of IP(Internet Protocol) Addresses. When you type google.com this host-name is being translated by the DNS Servers to google's ip address 74.125.200.101. DNS servers provide that name to ip resolution automatically. 
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