识别网站所用技术
import builtwith
builtwith.parse('https://ggstudy.herokuapp.com/')
寻找网站所有者
pip install python-whois
import whois
whois.whois('https://ggstudy.herokuapp.com')
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下载网页
import urllib.request
urllib.request.urlopen(url).read().decode('utf-8')
查询域名是否被注册
import urllib.request
req= urllib.request.urlopen('http://panda.www.net.cn/cgi-bin/check.cgi?area_domain=ggstudy.herokuapp.com')
print(req.read().decode('utf-8'))
网页解析
python2为 urlparse
import urllib.parse
