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Reverse DNS RFCs and Recommendations
- Subject: Reverse DNS RFCs and Recommendations
- From: johnl at iecc.com (John Levine)
- Date: 31 Oct 2013 23:13:38 -0000
- In-reply-to: <[email protected]>
>In the last few hours it has picked off multiple messages from each of these:
>Carol28 at 8447.com
>Jeff17 at 3550.com
>Ronald79 at 0785.com
>Kevin57 at 2691.com
>Deborah76 at 3585.com
>Kimberly34 at 5864.com
>Sarah94 at 0858.com
>zavfdv at 131.com
>qgmklyysyn at 163.com
>pjpeng at 163.com
>fahuyrw at 163.com
>Daniel57 at 4704.com
>Helen95 at 2620.com
163.com is Netease, one of the larger ISPs in China. If you don't
have any users who speak Chinese, you can probably block it, but if
you do, you'll get complaints.