1
echo "=== IPv4 测试 ===" && \
2
curl -4 -w "\n性能指标 (IPv4):\n状态码: %{http_code}\nTTFB: %{time_starttransfer}s\nDNS: %{time_namelookup}s\nTCP: %{time_connect}s\nTLS: %{time_appconnect}s\n总时间: %{time_total}s\n速度: %{speed_download} B/s\n大小: %{size_download} bytes\n远程IP: %{remote_ip}:%{remote_port}\n" \
3
  -H "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36" \
4
  -H "Accept-Language: zh-CN,zh;q=0.9" \
5
  -o /dev/null -s \
6
  https://blog.mckero.com/ && \
7
echo "" && echo "=== IPv6 测试 ===" && \
8
curl -6 -w "\n性能指标 (IPv6):\n状态码: %{http_code}\nTTFB: %{time_starttransfer}s\nDNS: %{time_namelookup}s\nTCP: %{time_connect}s\nTLS: %{time_appconnect}s\n总时间: %{time_total}s\n速度: %{speed_download} B/s\n大小: %{size_download} bytes\n远程IP: %{remote_ip}:%{remote_port}\n" \
9
  -H "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36" \
10
  -H "Accept-Language: zh-CN,zh;q=0.9" \
11
  -o /dev/null -s \
12
  https://blog.mckero.com/

1
~ $ curl -I https://blog.mckero.com
2
HTTP/2 200
3
date: Tue, 18 Nov 2025 09:25:38 GMT
4
content-type: text/html; charset=utf-8
5
access-control-allow-origin: *
6
cache-control: public, max-age=86400, must-revalidate
7
cf-cache-status: HIT
8
referrer-policy: strict-origin-when-cross-origin
9
x-content-type-options: nosniff
10
vary: accept-encoding
11
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=VNFVubRCwEZ2pp7nOovbFn1R3fGjUmhMmIW%2BlaFEllnW3SGRoOxyH4LeeIiEEpJDmyuYdrZhUq1sqnnPNxloZPlG9DPIda%2BweQWjtgJVTg%3D%3D"}]}
12
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
13
server: cloudflare
14
speculation-rules: "/cdn-cgi/speculation"
15
age: 3120
16
cf-ray: 9a066bf57f89a666-SJC
17
alt-svc: h3=":443"; ma=86400
18

19
~ $