EarthLink VS Hurricane Electric

The server response was: XXX.xxx.XXX.xxx is not allowed to send mail from earthlink.net. Source: about 1 year ago

OK; one is gmail, but one of them is earthlink.net - $5 a month - and yes, I have spam control (and so does he). Source: about 1 year ago

Hurricane Electric is a global internet service provider offering internet transit tools, network and applications, as well as data center colocation and hosting services. As of May 2023, Hurricane Electric was one of the largest global IP networks as measured by network adjacencies in both IPv4 and IPv6. More information regarding Hurricane Electric can be found on their corporate website: https://he.net/ . Source: 5 months ago

Another one I'll mention, as it might be rather to quite easy - depending upon one's IPv6 knowledge/experience - and it's also free. It's slightly dated (some bits have changed since it was created, but it's mostly still highly applicable). Anyway, Hurricane Electric's IPv6 Certification - can even get oneself spiffy "badge"s - like I've got one of those (details & score style) (also available in different... Source: 8 months ago

The other comment with the answer disappeared, but it was to create a static route for the /64 on PFSENSE1 to the WAN IPV6 of the PFSENSE2. This allows that WAN to pass the traffic through the he.net IPV6 tunnel. Source: 11 months ago

I have been using he.net's tunnelbroker service for sometime. I am familiar with it and it works well. Source: 11 months ago

Likely due to too much abuse from the free he.net tunnels. They have no way to differentiate between your tunnel used for legitimate purposes, and a tunnel created solely for malicious purposes. This sort of problem occurs with any shared resources especially free ones, you get the same problem using free VPNs or TOR etc. Source: 11 months ago