OVH DNS Email Authentication

Publish TXT records for email authentication.

Steps

1. Add SPF
2. Publish DKIM
3. Configure DMARC

FAQ

• TXT limits? Split long values
• Propagation? Lower TTL

Validation & Screenshots

OVH DNS 验证建议执行，截图可选。

Gmail: Show Original

1. 发送测试邮件 → Show original
2. 确认 SPF/DKIM/DMARC 记录生效

Screenshot placeholder: /assets/guides/ovh/gmail-show-original.png

DNS Propagation Check

1. 使用 TXT Lookup 检查记录
2. 确认全球 DNS 服务器已更新

Screenshot placeholder: /assets/guides/ovh/dns-propagation-check.png

Platform Validators

• SPF Checker
• DKIM Checker
• DMARC Checker
• TXT Lookup