[dns-operations] 答复: Curiousity, many all numeric sub-domains of .cn?
johnl at taugh.com
Tue Mar 6 05:06:21 UTC 2018
>5. So many (sub) domains construct a very complex web, which search engine¡¯s bots are stuck in it. This blackhat SEO named ¡°spider pool¡±
>there is a excellent paper describe "spider pool":
Ah, that's what they're called.
I have a little sample one at http://www.web.sp.am
It's snared some web spiders that I would have thought would know
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