| We can use RFC6598 |
Android doesn't support DHCPv6 |
Azure doesn't support it |
I don't want to lose the security provided by NAT |
No one else has deployed it |
| None of our customers want it |
We forgot to include IPv6 in our last RFP |
It's on our roadmap |
Our Dynamic DNS doesn't support it |
IPv6 is a security risk |
| IPv6 addresses are too long to remember |
NAT444 is fine |
 |
Our recursive DNS can't handle the extra load |
Github doesn't support IPv6 |
| IPv6 just isn't a priority |
It's too hard to support |
It's not supported by Google Compute |
We don't have a lab to test it |
Can't we just buy more IPv4 addresses? |
| It'll break our GeoIP |
End users don't care about IPv6 |
We'll deploy IPv6 right after we deploy DNSSEC |
We would have to rewrite our entire application to support it |
Our vendor doesn't support it |
Made with excuses from