http://api.k780.com:88?app=qr.get&data=https://feizhaojun.com

https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=https://feizhaojun.com

http://comet.blog.sina.com.cn/qr?http://sina.com 只支持sina域

http://www.kuaizhan.com/common/encode-png?large=true&data=https://feizhaojun.com 已挂

http://bshare.optimix.asia/barCode?site=weixin&url=https://feizhaojun.com 已挂

http://b.bshare.cn/barCode?site=weixin&url=https://feizhaojun.com 已挂

http://qr.liantu.com/api.php?logo=&w=200&text=https://feizhaojun.com 已挂

http://pan.baidu.com/share/qrcode?w=150&h=150&url=https://feizhaojun.com 错误

http://s.jiathis.com/qrcode.php?https://feizhaojun.com 已挂