Unverified50% confidenceOpinionExact time
优选IP并非一劳永逸，节点质量会随运营商路由调整、节点负载波动等因素变化，建议定期重新测速并更新DNS记录
1
Sources
50%
Confidence
Long-term
Relevance
8/18/2026
First Seen
Sources
Related Claims
UnverifiedReverse DNS verification has a performance overhead (each verification requires two DNS queries); in high-traffic scenarios, it is recommended to use it in combination with IP whitelist caching.74% similarUnverified过短的TTL会增加权威DNS服务器负载，过长则可能导致已售域名仍被显示为待售状态，需在查询效率和信息时效性之间取得平衡71% similarUnverified频繁切换账号、短时间内从同一IP发起大量生成请求属于典型刷量特征，风控系统会触发限速、功能降级、临时封禁直至永久封号67% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/769357API
curl https://kongchang.com/api/v1/knowledge/claims/769357MCP
get_claim(id=769357)