costar.com SSL 评分与 TLS 健康报告

报告摘要

costar.com 的 TLS 配置当前获得 A 级 SSL 评分（100/100）。网站支持 TLS1.3, TLS1.2，未启用 HSTS，证书由 DigiCert EV RSA CA G2 签发，证书剩余 114 天。CertH 通过每日纯 TLS 握手探测持续记录评分与配置变化，构成可审计的证书健康度趋势。

优秀 — 安全良好，仅存在微小问题，例如未启用 HSTS 预加载或未完全优化 TLS 1.3 特性。这是主流推荐等级。

costar.com 的评分高于我们已评分的 12,267 个站点中的 79%。

距上次扫描已 55 天，数据可能已过期

完整证书与配置详情

域名 CN

gateway.costar.com

密钥

rsaencryption 2048bit

签名哈希

SHA-256

SAN

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指纹 SHA256

107047372e73432d2c48be03e374dbc62a642eb5a45ef8d8c4146e7bc97f6148