Hi, Dns server gives you the ability to type in google.com instead of 172.217.20.206. Sometimes they're called name servers because they provide well "names" for websites.
Best free DNS servers of 2020 OpenDNS. 208.67.222.222. Owned by Cisco, OpenDNS has two free options: Family Shield and Home. Family Shield is good for parents who want to make sure their kids can't access inappropriate content. Monitor performance and availability of your DNS Server (e.g. dnsauth1.sys.gtei.net) - starting at $1/month Total elapsed query time: 2,704 ms Since these results are absolutely up-to-date they may differ from the results of your local nameserver. Hi, Dns server gives you the ability to type in google.com instead of 172.217.20.206. Sometimes they're called name servers because they provide well "names" for websites. DNS cache poisoning attack site.bl it pl - 2011-09-16 Level 3 Communications' public DNS servers 4.2.2.2-4.2.2.6 - 2012-05-24 Anyone know what this address is. The DNS request from inside users will be sent to Router which will further send query to DNS servers over Internet. The IP address of the Destination is served back to the requesting workstation. R1(config)# ip name-server 4.2.2.2 User Comments About 4.2.2.1. This is a public DNS server and is safe to use. - 2013-01-07
DNS assignment is done through DHCP. If your controller is giving out DHCP addresses, then check the scope: show running-config | begin "ip dhcp pool" Look for the dns-server entry for the respective scope. ip dhcp pool vlan10 default-router 10.10.10.1 dns-server 4.2.2.2 4.2.2.1 domain-name domain.com lease 0 6 0 0 network 10.10.10. 255.255.255.
4.2.2.2 is a DNS server owned by, I believe, Verizon. Its full name, as a reverse lookup will tell you, is vnsc-bak.sys.gtei.net. A lot of people use it because its address is easy to remember.
DNS assignment is done through DHCP. If your controller is giving out DHCP addresses, then check the scope: show running-config | begin "ip dhcp pool" Look for the dns-server entry for the respective scope. ip dhcp pool vlan10 default-router 10.10.10.1 dns-server 4.2.2.2 4.2.2.1 domain-name domain.com lease 0 6 0 0 network 10.10.10. 255.255.255.
The free DNS servers listed above as Level 3 will automatically route to the nearest DNS server operated by Level 3 Communications, the company that provides most of the ISPs in the US their access to the internet backbone.