分享简单检测谷歌（油管）送中的代码，直接复制到ssh终端执行就行

来源于openai以及NQ脚本的提炼

谷歌送中(检查google.com的跳转)```
jar=$(mktemp)
curl -4 --noproxy '*' -sS -L \
-A "$UA" \
-H 'Accept-Language: en-US,en;q=0.9' \
-c "$jar" -b "$jar" \
-o /dev/null \
-w '最终 URL: %{url_effective}\n' \
https://www.google.com/
rm -f "$jar"

``油管送中``
html=$(curl -4 -sSL --max-time 10 -H 'Accept-Language: en' -b 'YSC=BiCUU3-5Gdk; CONSENT=YES+cb.20220301-11-p0.en+FX+700; GPS=1; VISITOR_INFO1_LIVE=4VwPMkB7W5A; PREF=tz=Asia.Shanghai; _gcl_au=1.1.1809531354.1646633279' 'https://www.youtube.com/premium&#039; 2>&1); if [[ "$html" == curl:* ]] || [[ -z "$html" ]]; then echo '连接失败'; elif grep -q 'www\.google\.cn' <<< "$html"; then echo '中国 [CN]'; elif grep -q 'Premium is not available in your country' <<< "$html"; then echo '禁会员'; elif grep -q 'ad-free' <<< "$html"; then region=$(grep -oE '"contentRegion":"[^"]+"' <<< "$html" | head -n1 | cut -d'"' -f4); echo "Premium 可用，地区：[${region:-未知}]"; else echo '无法识别'; fi