支持 A 评级的网站（2026）
扫描自 20,000 个全球热门域名 · 更新于 2026-11-04
12,267收录域名
21%A+ 占比 (2547)
94.1平均分
↑ 30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 |
|---|---|---|---|---|---|---|---|---|---|
| 251 | braintreepayments.com | A | 100 | — | — | TLS1.3 | DigiCert EV RSA CA G2 | — | 131 天 |
| 252 | bravehost.com | A | 100 | — | — | TLS1.3 | Sectigo Public Server Authentication CA DV E36 | — | 117 天 |
| 253 | bravenet.com | A | 100 | — | — | TLS1.3 | Sectigo Public Server Authentication CA DV E36 | — | 0 天 |
| 254 | bravesites.com | A | 100 | — | — | TLS1.3 | Sectigo Public Server Authentication CA DV E36 | — | 52 天 |
| 255 | breezy.hr | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 6 天 | |
| 256 | brendangregg.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 35 天 |
| 257 | bricklink.com | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | — | 34 天 |
| 258 | brightcove.com | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 73 天 |
| 259 | britishairways.com | A | 100 | — | — | TLS1.3 | GlobalSign GCC R3 EV TLS CA 2025 | — | 28 天 |
| 260 | britishcouncil.org | A | 100 | — | — | TLS1.3 | DigiCert Global G3 TLS ECC SHA384 2020 CA1 | — | 122 天 |
| 261 | brookings.edu | A | 100 | — | — | TLS1.3 | GeoTrust TLS RSA CA G1 | — | 30 天 |
| 262 | brooklynmuseum.org | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 27 天 |
| 263 | browsehappy.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 27 天 |
| 264 | bruker.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 0 天 |
| 265 | brynmawr.edu | A | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 266 | bsky.social | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 97 天 |
| 267 | buff.ly | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 0 天 |
| 268 | bumble.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | 5 天 | |
| 269 | bundesliga.com | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | — | 133 天 |
| 270 | business-gazeta.ru | A | 100 | — | — | TLS1.3 | GlobalSign GCC R3 DV TLS CA 2020 | — | 157 天 |
| 271 | businessinsider.es | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 34 天 |
| 272 | businessweek.com | A | 100 | — | — | TLS1.3 | DigiCert Global G2 TLS RSA SHA256 2020 CA1 | — | 87 天 |
| 273 | businesswire.com | A | 100 | — | — | TLS1.3 | DigiCert Global G3 TLS ECC SHA384 2020 CA1 | — | 134 天 |
| 274 | c9.io | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 70 天 |
| 275 | cadenaser.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 0 天 |
| 276 | caf.com | A | 100 | — | — | TLS1.3 | Sectigo Public Server Authentication CA DV R36 | — | 119 天 |
| 277 | cairn.info | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 0 天 |
| 278 | calacademy.org | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | — | 18 天 |
| 279 | calameo.com | A | 100 | — | — | TLS1.3 | GandiCert | — | 80 天 |
| 280 | calibre-ebook.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 32 天 |
| 281 | calpoly.edu | A | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 282 | caltech.edu | A | 100 | — | — | TLS1.3 | InCommon RSA OV SSL CA 3 | — | 54 天 |
| 283 | calvin.edu | A | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 284 | camp-fire.jp | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 2 天 |
| 285 | campaign.gov.uk | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 0 天 |
| 286 | canadavisa.com | A | 100 | — | — | TLS1.3 | Go Daddy Secure Certificate Authority - G2 | — | 112 天 |
| 287 | canalplus.com | A | 100 | — | — | TLS1.3 | Encryption Everywhere DV TLS CA - G2 | — | 122 天 |
| 288 | cancer.ca | A | 100 | — | — | TLS1.3 | Go Daddy Secure Certificate Authority - G2 | 144 天 | |
| 289 | canvaslms.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 28 天 |
| 290 | caprover.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 24 天 |
| 291 | caradisiac.com | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 106 天 | |
| 292 | carbonmade.com | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 5 天 |
| 293 | care.org | A | 100 | — | — | TLS1.3 | Let's Encrypt | 25 天 | |
| 294 | care2.com | A | 100 | — | — | TLS1.3 | Let's Encrypt | — | 0 天 |
| 295 | careerbuilder.com | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 129 天 |
| 296 | careeronestop.org | A | 100 | — | — | TLS1.3 | GoDaddy TLS Intermediate CA DV - R1v1 | — | 142 天 |
| 297 | caregiver.org | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 87 天 |
| 298 | carfax.com | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 11 天 |
| 299 | carnegieendowment.org | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | — | 59 天 |
| 300 | carparts.com | A | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | — | 107 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。