支持 A 评级的网站（2026）
扫描自 20,000 个全球热门域名 · 更新于 2026-11-07
12,269收录域名
32%A+ 占比 (3943)
94.8平均分
↑ 114本月改善域名
| # | 域名 | 等级 | 分数 | 30 天趋势 | 涨跌 | TLS | 签发机构 | HSTS | 到期 |
|---|---|---|---|---|---|---|---|---|---|
| 4951 | cancer.gov | A | 95 | — | – | TLS1.2 | DigiCert Global G2 TLS RSA SHA256 2020 CA1 | 127 天 | |
| 4952 | canlii.org | A | 95 | — | – | TLS1.2 | Let's Encrypt | — | 59 天 |
| 4953 | canneslions.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M04 | 136 天 | |
| 4954 | capcom.com | A | 95 | — | – | TLS1.2 | RapidSSL TLS RSA CA G1 | — | 131 天 |
| 4955 | capital.fr | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M01 | 36 天 | |
| 4956 | careerexplorer.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M01 | 194 天 | |
| 4957 | cargill.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M04 | — | 79 天 |
| 4958 | cargo.site | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M04 | — | 189 天 |
| 4959 | cargocollective.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M04 | — | 95 天 |
| 4960 | cargoplus.cn | A | 95 | — | – | TLS1.2 | GlobalSign GCC R6 AlphaSSL CA 2025 | — | 53 天 |
| 4961 | caring.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M01 | 120 天 | |
| 4962 | caritas.de | A | 95 | — | – | TLS1.2 | RapidSSL TLS RSA CA G1 | 69 天 | |
| 4963 | carmagazine.co.uk | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M01 | 142 天 | |
| 4964 | casio.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M04 | — | 129 天 |
| 4965 | castillalamancha.es | A | 95 | — | – | TLS1.2 | GlobalSign GCC R46 OV TLS CA 2025 | 167 天 | |
| 4966 | cau.edu.cn | A | 95 | — | – | TLS1.2 | GlobalSign GCC R46 OV TLS CA 2025 | — | 146 天 |
| 4967 | caudjlab.com | A | 95 | — | – | TLS1.2 | Let's Encrypt | — | 72 天 |
| 4968 | ccidnet.com | A | 95 | — | — | TLS1.2 | Encryption Everywhere DV TLS CA - G2 | — | 124 天 |
| 4969 | ccohs.ca | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M01 | 170 天 | |
| 4970 | cdw.com | A | 95 | — | – | TLS1.2 | Sectigo Public Server Authentication CA EV R36 | 181 天 | |
| 4971 | cea.fr | A | 95 | — | – | TLS1.2 | GEANT TLS RSA 1 | — | 106 天 |
| 4972 | ceair.com | A | 95 | — | – | TLS1.2 | SHECA OV TLS RSA CA A1 | — | 133 天 |
| 4973 | cemashko.ru | A | 95 | — | – | TLS1.2 | Google Trust Services | — | 65 天 |
| 4974 | cemat-asia.com | A | 95 | — | – | TLS1.2 | Encryption Everywhere DV TLS CA - G2 | — | 86 天 |
| 4975 | cencenelec.eu | A | 95 | — | – | TLS1.2 | GlobalSign RSA OV SSL CA 2018 | 83 天 | |
| 4976 | census.gov | A | 95 | — | – | TLS1.2 | DigiCert Global G2 TLS RSA SHA256 2020 CA1 | 147 天 | |
| 4977 | ceskatelevize.cz | A | 95 | — | – | TLS1.2 | GeoTrust TLS RSA CA G1 | — | 36 天 |
| 4978 | cgtn.com | A | 95 | — | — | TLS1.2 | GeoTrust G2 TLS CN RSA4096 SHA256 2022 CA1 | — | 128 天 |
| 4979 | chalkbeat.org | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M04 | — | 71 天 |
| 4980 | championat.com | A | 95 | — | – | TLS1.2 | GlobalSign GCC R3 DV TLS CA 2020 | — | 100 天 |
| 4981 | channel4.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M01 | 132 天 | |
| 4982 | charitywater.org | A | 95 | — | – | TLS1.2 | GlobalSign Atlas R3 DV TLS CA 2025 Q4 | 64 天 | |
| 4983 | charlierose.com | A | 95 | — | – | TLS1.2 | Let's Encrypt | 37 天 | |
| 4984 | chemistryworld.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M01 | 96 天 | |
| 4985 | chestnet.org | A | 95 | — | – | TLS1.2 | DigiCert Global G2 TLS RSA SHA256 2020 CA1 | — | 159 天 |
| 4986 | chevrolet.com | A | 95 | — | – | TLS1.2 | DigiCert Global G2 TLS RSA SHA256 2020 CA1 | 126 天 | |
| 4987 | chevron.com | A | 95 | — | – | TLS1.2 | DigiCert Global G2 TLS RSA SHA256 2020 CA1 | — | 60 天 |
| 4988 | chicagobusiness.com | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M04 | — | 186 天 |
| 4989 | china-heating.org.cn | A | 95 | — | – | TLS1.2 | Encryption Everywhere DV TLS CA - G2 | — | 78 天 |
| 4990 | chinaadec.com | A | 95 | — | – | TLS1.2 | Encryption Everywhere DV TLS CA - G2 | — | 29 天 |
| 4991 | chinaetea.com | A | 95 | — | – | TLS1.2 | Encryption Everywhere DV TLS CA - G2 | — | 59 天 |
| 4992 | chinahighlights.com | A | 95 | — | – | TLS1.2 | ZeroSSL ECC DV SSL CA 2 | — | 50 天 |
| 4993 | chinahr.com | A | 95 | — | – | TLS1.2 | GlobalSign RSA OV SSL CA 2018 | — | 66 天 |
| 4994 | chinairn.com | A | 95 | — | – | TLS1.2 | Xcc Trust DV SSL CA | — | 142 天 |
| 4995 | chosun.com | A | 95 | — | – | TLS1.2 | Thawte TLS RSA CA G1 | 54 天 | |
| 4996 | chroniclelive.co.uk | A | 95 | — | – | TLS1.2 | Amazon RSA 2048 M01 | — | 58 天 |
| 4997 | chrysler.com | A | 95 | — | – | TLS1.2 | Let's Encrypt | 86 天 | |
| 4998 | chunichi.co.jp | A | 95 | — | – | TLS1.2 | Cybertrust Japan SureServer CA G4 | — | 146 天 |
| 4999 | cigna.com | A | 95 | — | – | TLS1.2 | Sectigo Public Server Authentication CA OV R36 | 76 天 | |
| 5000 | cisco.com | A | 95 | — | – | TLS1.2 | HydrantID Server CA O1 | 135 天 |
追踪你域名的评分变化
免费注册监控台，关注域名并在评分下降时第一时间收到告警。
常见问题
如何获得 A+ 评级？
启用 TLS 1.3 与强加密套件、确保完全前向保密（PFS）、正确部署 HSTS，并使用可信 CA 签发的有效证书。
证书有效但评分不高是为什么？
评分评估的是整体 TLS 配置：旧协议版本、弱加密套件或缺少 HSTS 都会扣分。