func crypto/x509.validHostname
3 uses
	crypto/x509 (current package)
		verify.go#L1032: func validHostnamePattern(host string) bool { return validHostname(host, true) }
		verify.go#L1033: func validHostnameInput(host string) bool   { return validHostname(host, false) }
		verify.go#L1038: func validHostname(host string, isPattern bool) bool {
The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)