DNS Use Both the Protocols TCP and UDP Jan 6, 2023 1 min read NetworkDNS UDP packets can’t be greater than 512 bytes. TCP is used for Zone transfer and UDP for name, and queries either regular (primary) or reverse. There should be consistency in DNS Zone database. Buy me a coffee Alipay WeChat History of HTTP History of HTTP Related Posts History of HTTP Service Discovery Change Pip Conf in Global HTTP Method POST vs GET Fan vs Go Func