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 |
|---|---|---|---|---|---|---|---|---|---|
| 351 | circleci.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | 93 天 | |
| 352 | cisa.gov | A+ | 100 | — | — | TLS1.3 | DigiCert Global G3 TLS ECC SHA384 2020 CA1 | 120 天 | |
| 353 | cision.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 85 天 | |
| 354 | citizen-times.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 27 天 | |
| 355 | citizensadvice.org.uk | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 22 天 | |
| 356 | citizensbank.com | A+ | 100 | — | — | TLS1.3 | Sectigo Public Server Authentication CA EV R40 | 134 天 | |
| 357 | city-journal.org | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 100 天 | |
| 358 | cityandstateny.com | A+ | 100 | — | — | TLS1.3 | GeoTrust TLS RSA CA G1 | 43 天 | |
| 359 | civilbeat.org | A+ | 100 | — | — | TLS1.3 | Google Trust Services | 0 天 | |
| 360 | civitatis.com | A+ | 100 | — | — | TLS1.3 | Don Dominio RSA DV SSL CA 2 | 3 天 | |
| 361 | cjonline.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 26 天 | |
| 362 | ckeditor.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | 0 天 | |
| 363 | clamav.net | A+ | 100 | — | — | TLS1.3 | HydrantID Server CA O1 | 68 天 | |
| 364 | clarionledger.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 29 天 | |
| 365 | claris.com | A+ | 100 | — | — | TLS1.3 | Apple Public Server RSA CA 1 - G1 | 8 天 | |
| 366 | clarivate.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 18 天 | |
| 367 | clevelandart.org | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 368 | clickbank.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 129 天 | |
| 369 | clickcease.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 129 天 | |
| 370 | clickup.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | 140 天 | |
| 371 | climatecentral.org | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 372 | clio.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 4 天 | |
| 373 | clipchamp.com | A+ | 100 | — | — | TLS1.3 | GeoTrust TLS RSA CA G1 | 107 天 | |
| 374 | clipdrop.co | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 375 | clockify.me | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 109 天 | |
| 376 | cloudbees.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | 31 天 | |
| 377 | cloudconvert.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 63 天 | |
| 378 | cloudera.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 22 天 | |
| 379 | clubic.com | A+ | 100 | — | — | TLS1.3 | ZeroSSL ECC DV SSL CA 2 | 26 天 | |
| 380 | clutchpoints.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 12 天 | |
| 381 | cmake.org | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 12 天 | |
| 382 | cms.gov | A+ | 100 | — | — | TLS1.3 | GeoTrust TLS RSA CA G1 | 130 天 | |
| 383 | cncf.io | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 384 | coach.com | A+ | 100 | — | — | TLS1.3 | DigiCert Global G3 TLS ECC SHA384 2020 CA1 | 87 天 | |
| 385 | coda.io | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | 67 天 | |
| 386 | code.org | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 2 天 | |
| 387 | codingame.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | 42 天 | |
| 388 | cognizant.com | A+ | 100 | — | — | TLS1.3 | DigiCert Global G2 TLS RSA SHA256 2020 CA1 | 81 天 | |
| 389 | coinmarketcap.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | 70 天 | |
| 390 | collegeboard.org | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 391 | coloradoan.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 26 天 | |
| 392 | coloradosun.com | A+ | 100 | — | — | TLS1.3 | Google Trust Services | 34 天 | |
| 393 | commercialappeal.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 26 天 | |
| 394 | commonapp.org | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 126 天 | |
| 395 | comparitech.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 0 天 | |
| 396 | comscore.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M01 | 9 天 | |
| 397 | concordia.ca | A+ | 100 | — | — | TLS1.3 | GlobalSign RSA OV SSL CA 2018 | 37 天 | |
| 398 | concordmonitor.com | A+ | 100 | — | — | TLS1.3 | Google Trust Services | 19 天 | |
| 399 | conductor.com | A+ | 100 | — | — | TLS1.3 | Let's Encrypt | 23 天 | |
| 400 | connpass.com | A+ | 100 | — | — | TLS1.3 | Amazon RSA 2048 M04 | 5 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。