【黑五】ClouDNS：网站监控，5折优惠，最低1分钟频率

ClouDNS，保加利亚商家，正规公司（Company Identity Code:202743734，VAT Number:BG202743734），主要提供DNS服务，数据中心分布全球，有免费版和收费版，价格合适。现在黑五优惠，网站监控有5折优惠（一次性），性价比合适。

官网查看：https://www.cloudns.net/black-friday/

Our Network Monitoring services provide an opportunity to check your server or services status instantly. Our different check types cover all possible network stacks for monitoring:

ICMP Ping – 12 ICMP ping checks to the given IP address. The packets are variable in size : 4x 64 bytes, 4x 512bytes, and 4x 1024bytes.
Web checks – HTTP/HTTPS requests to the given IP address/domain. The hostname, port, and url path can be customized.
TCP – The system makes TCP connection to the given IP address on the chosen port number. If the connection is unsuccessful, the check is marked as DOWN.
UDP – UDP connection to the specific IP address and port number. If the connection is unsuccessful, the check is marked as DOWN.
DNS – DNS query for chosen domain and query type on the given IP address. If the response is not equal to the expected response, the check is marked as DOWN.

所有主机信息仅是为及时分享并收录，不做推荐！
专门搜集、分享国内高速、稳定的香港、日本、韩国、新加坡、美西CN2等优质线路的主机：FastVM。