$ curl -svk '
ipv4.google.com'
* Rebuilt URL to:
ipv4.google.com/* Hostname was NOT found in DNS cache
* Trying 142.250.72.238...
* Connected to
ipv4.google.com (142.250.72.238) port 80 (#0)
> GET / HTTP/1.1
> User-Agent: curl/7.35.0
> Host:
ipv4.google.com> Accept: */*
>
< HTTP/1.1 302 Found
< Location:
http://ipv4.google.com.hk/url?sa=p&hl=zh-CN&pref=hkredirect&pval=yes&q=http://ipv4.google.com.hk/&ust=X&usg=X< Cache-Control: private
< Content-Type: text/html; charset=UTF-8
< P3P: CP="This is not a P3P policy! See
g.co/p3phelp for more info."
< Date: Sat, 17 Apr 2021 10:23:19 GMT
* Server gws is not blacklisted
< Server: gws
< Content-Length: 372
< X-XSS-Protection: 0
< X-Frame-Options: SAMEORIGIN
< Set-Cookie: 1P_JAR=2021-04-17-10; expires=Mon, 17-May-2021 10:23:19 GMT; path=/; domain=.google.com; Secure
牛批啊。直接 ip 下 curl 都能识别出 .hk 。。。。。