cloudflare cf 优选ip

apiURLTemplate = "https://api.uouin.com/index.php/index/Cloudflare?key=%s&time=%s"

func generateCloudflareKey() (key string, timestamp string) {
	timeMillis := time.Now().UnixNano() / int64(time.Millisecond)
	timestamp = strconv.FormatInt(timeMillis, 10)

	secret1 := "DdlTxtN0sUOu"
	secret2 := "70cloudflareapikey"

	hasher1 := md5.New()
	hasher1.Write([]byte(secret1))
	h1 := hex.EncodeToString(hasher1.Sum(nil))

	finalInput := h1 + secret2 + timestamp

	hasher2 := md5.New()
	hasher2.Write([]byte(finalInput))
	key = hex.EncodeToString(hasher2.Sum(nil))

	return key, timestamp
}

https://ipdb.api.030101.xyz/?type=bestcf

https://www.wetest.vip/api/cf2dns/get_cloudflare_ip?key=o1zrmHAF&type=v4

https://ip.164746.xyz/ipTop10.html