Arrogant RBL list maintainers
Michael Holstein
michael.holstein at csuohio.edu
Wed Dec 9 19:48:28 UTC 2009
> One could argue that you are *not* complying by using a generic PTR
> for a mail server. Some would say that a serious mail server should
> have proper DNS records, others will say that you should accept mail
> from any IP no matter what.
No, we do have it correct .. they wanted us to fix all the *other* ones
(that can't even send mail because they're firewalled from doing so) ..
$ dig -t mx csuohio.edu
[..]
;; ANSWER SECTION:
csuohio.edu. 10800 IN MX 10 antispam5.csuohio.edu.
csuohio.edu. 10800 IN MX 10 antispam4.csuohio.edu.
csuohio.edu. 10800 IN MX 10 antispam3.csuohio.edu.
csuohio.edu. 10800 IN MX 10 antispam2.csuohio.edu.
[..]
;; ADDITIONAL SECTION:
antispam5.csuohio.edu. 10800 IN A 137.148.19.13
antispam4.csuohio.edu. 10800 IN A 137.148.18.13
antispam3.csuohio.edu. 10800 IN A 137.148.18.21
antispam2.csuohio.edu. 10800 IN A 137.148.19.12
(and)
13.19.148.137.in-addr.arpa domain name pointer antispam5.csuohio.edu.
13.18.148.137.in-addr.arpa domain name pointer antispam4.csuohio.edu.
21.18.148.137.in-addr.arpa domain name pointer antispam3.csuohio.edu.
12.19.148.137.in-addr.arpa domain name pointer antispam2.csuohio.edu.
Cheers,
Michael Holstein
Cleveland State University
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