The default would be IPv6, if both resolve in DNS. Probably your inside IPv4 is on RFC-1918 private addresses, which aren't routable off-site and require NAT44 translation at your router. If your router doesn't have IPv6 upstream, your local IPv6 is probably link-local scope addresses starting with fe80::/64, which aren't routable off-link.

Sometimes you just need an IP address to be check your internet connection. My current favourite IP address is to use the Google DNS servers. which are the IPv4 addresses 8.8.8.8 and 8.8.4.4. I have a favourite IP address to ping in Australia at 139.130.4.5 which is the primary name server for the largest carrier in Australia. Oct 28, 2019 · S ometimes when using ‘ping’ command to ping a host, computer or server on the same network, VLAN or subnet with its hostname or FQDN domain name, it will return the IPv6 address of the host, instead of commonly used IPv4 IP address. Mar 26, 2019 · The ping command sends 4 small ‘packets’ of data to Google – each packet asks Google to send it back if they received it ok. We can see in our example that all 4 requests did reach Google successfully because we got 4 Replies – so we know our internet connection is working. On this page you can test the ping latency of your internet connection, and compare the performance of your IPv4 and IPv6 connectivity.

Ping IPv6 tool checks the given IPv6 address, whether it is online or not. The Ping tool works by sending an ICMP packet to the destination host or server. If the server is connected to the internet and allows ICMP packets, then the ICMP packets go to the server and get a response. The ping tool has a simple algorithm of checking an online

During World IPv6 Day I was able to browse and ping Google with native IPv6. Google had also created a test site to see if your browser was having any problems. The only problems I had were Mar 10, 2020 · Use this switch to ping a Hyper-V Network Virtualization provider address.-4: This forces the ping command to use IPv4 only but is only necessary if target is a hostname and not an IP address.-6: This forces the ping command to use IPv6 only but as with the -4 option, is only necessary when pinging a hostname. target The cache links on the search results page contained IPv4 addresses, indicating that the site had loaded over IPv4 rather than IPv6. Debugging with ping -6 www.google.com initially revealed no difficulties (ICMPv6 echo replies were returned). MTU issues were suspected, though quickly dispelled (pings with large packets appeared to behave as Feb 14, 2020 · You can get the ping command to make a noise whenever a response is returned by using the "-a" switch as part of the command as shown in the following command: Return the IPv4 or IPv6 Address IPv6 is the next-generation protocol for assigning network addresses as it provides more unique possible combinations and it is due to replace the IPv4

ping with this commamd will help you for pinging the ipv6 address "system/bin/ping6 -c " + pingCount + " " + "2405:200:1601:c2ff::86" Where ipv6 address is - 2405:200:1601:c2ff::86

Good news, I redid the WAN connection using instructions I found for a Centurylink Zyxel 2100z modem on their site, and got an ipv6 address from Centurylink. Still can't ping ipv6.google.com. WAN Settings. WAN ipv6: 6rd tunnel. 6RD prefix: 2602::/24. 6RD Border Relay: 205.171.2.64. 6RD IPv4 Prefix length: 0 bits