反向名稱空間中具持久性紀錄值之 DNS TXT 紀錄

DNS TXT Record with Persistent Value in the Reverse Namespace

Confirming the Applicant’s control over the IP Address by converting the IP address to a Reverse Zone Domain Name and then verifying the presence of a Persistent DCV TXT Record identifying the Applicant as defined in Section 3.2.2.4.22. The record MUST be placed at the “_ip-validation-persist” label prepended to the Reverse Zone Domain Name of the IP address being validated (i.e., “_ip-validation-persist.[Reverse Zone Domain Name]”).

透過將 IP 位址（IP Address）轉換為反向區域網域名稱（Reverse Zone Domain Name），隨後依第 3.2.2.4.22 節所定義的持久性 DCV TXT 紀錄是否存在來識別申請者（Applicant）身分，以確認申請者對 IP 位址的控管權。該紀錄應（MUST）設置於待驗證之 IP 位址反向區域網域名稱加上前頭的「_ip-validation-persist」標籤所形成的 DNS 紀錄名稱（即「_ip-validation-persist.[反向區域網域名稱]」）下。