PHP et les mails qui passent en spam

[php_addict]

ok merci...

bilan des courses:

We notice you are on a blacklist

Code :

+------------+----------+----------------------------------------+------+--------------+
| Blacklist  | Status   | Reason                                 | TTL  | ResponseTime |
+------------+----------+----------------------------------------+------+--------------+
| RATS-Dyna  | LISTED   | SPAMRATS IP Addresses See:             |3600  | 2168         |
|                       | Does IP Address comply with reverse    |      |              |
|            |          | hostname naming convention... Failed!  |      |              |
|                       | Return codes were: 127.0.0.36          |      |              |
+------------+----------+----------------------------------------+------+--------------+
| SORBS-SPAM | LISTED   | Spam Received See:                     | 3600 | 2293         |
|            |          | (impossible de voir les details)       |      |              |
|            |          | Return codes were: 127.0.0.6           |      |              |
+------------+----------+----------------------------------------+------+--------------+

je ne suis pas certain de comprendre la cause? mauvais configuration de ma zone de résolution inverse ? et ils me blacklistent pour ca???