bind9 forwarding reverse dns resolution

Ondřej Surý ondrej at
Tue Mar 2 20:28:03 UTC 2021

You should immediately stop using other people's IP ranges. This won’t ever do any good. There’s plenty of IP addresses in RFC1918 ranges or even better use ULA IPv6 range.

When you fix the IP address abuse, there’s a KB article on the topic:

Ondřej Surý — ISC (He/Him)

My working hours and your working hours may be different. Please do not feel obligated to reply outside your normal working hours.

> On 2. 3. 2021, at 21:22, Chechu <chechuironman at> wrote:
> which happens to be in a public range that seems to be owned by SoftBank...
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