Re: [External] SA 4.0.1 - util_rb_3tld

>>On 09.01.25 16:06, Max Erenburg via users wrote:
>>>Yeah not trying to welcome them entirely, more so like other 
>>>well-known domains that are commonly seen and will not be 
>>>blacklisted (e.g. docs.google.com ).
>>>
>>>I will try out:
>>>uridnsbl_skip_domain ct.sendgrid.net

>On Fri, 10 Jan 2025, Matus UHLAR - fantomas wrote:
>>Tell me please if it works, I'm afraid it won't exactly because of 
>>the util_rb_3tld    ct.sendgrid.net
>>
>>which seems to cause not finding ct.sendgrid.net in lists of domains to skip:
>>https://marc.info/?l=spamassassin-users&m=172320987309970&w=2

On 11.01.25 16:31, John Hardin wrote:
>That's a side-effect of util_rb_Xtld - the listed domain itself is not 
>looked up, only subdomains

Yeah, but if we need to skip some domains at registry boundaries, it's 
currently not possible.

Looks like Max needs the same feature.

Is there any reason to look up registry boundaries if one wants to disable 
URIBL checking of a domain?

>As Matus said:
>
>>> That command makes it so that RBL lookups treat that as a 3rd level
>>> domain.
>>>
>>> So say you had xyz.ct.sendgrid.net and you want to list it on an RBL
>>> but not list pdq.ct.sendgrid.net, you would set ct.sendgrid.net as a
>>> 3TLD and then you can list the xyz or pdk individually.
>
>This is to allow punishing abusive sendgrid accounts via URIBLs 
>*individually*, rather than punishing all of sendgrid for the 
>(hopefully few) abusive accounts.
>
>Listing ct.sendgrid.net as abusive in a URIBL regardless of subdomain 
>is an excessively broad response.
>
>FYI, ct.sendgrid.net has been in the base ruleset util_rb_3tld since 
>April 2021.


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