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 |
|---|---|---|---|---|---|---|---|---|---|
| 4551 | timesunion.com | A | 98 | — | – | TLS1.3 | Let's Encrypt | 41 天 | |
| 4552 | tinyletter.com | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 50 天 |
| 4553 | tissotwatches.com | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 71 天 |
| 4554 | toasttab.com | A | 98 | — | – | TLS1.3 | Amazon RSA 2048 M01 | — | 60 天 |
| 4555 | todayshomeowner.com | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 53 天 |
| 4556 | toolforge.org | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 59 天 |
| 4557 | torun.pl | A | 98 | — | – | TLS1.3 | Certum DV TLS G2 R39 CA | — | 99 天 |
| 4558 | traccar.org | A | 98 | — | – | TLS1.3 | Let's Encrypt | 46 天 | |
| 4559 | travelchinaguide.com | A | 98 | — | – | TLS1.3 | GoDaddy TLS Intermediate CA DV - R1v1 | 131 天 | |
| 4560 | travelpulse.com | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 58 天 |
| 4561 | trellis.net | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 78 天 |
| 4562 | trendforce.com | A | 98 | — | – | TLS1.3 | RapidSSL TLS ECC CA G1 | — | 82 天 |
| 4563 | trendmicro.com | A | 98 | — | – | TLS1.3 | Sectigo Public Server Authentication CA OV E36 | — | 148 天 |
| 4564 | trudvsem.ru | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 72 天 |
| 4565 | tuc.gr | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 47 天 |
| 4566 | tug.org | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 72 天 |
| 4567 | tuoitre.vn | A | 98 | — | – | TLS1.3 | Entrust OV TLS Issuing RSA CA 2 | — | 152 天 |
| 4568 | tvpworld.com | A | 98 | — | – | TLS1.3 | Certum DV TLS G2 R39 CA | — | 189 天 |
| 4569 | twistedsifter.com | A | 98 | — | – | TLS1.3 | Let's Encrypt | 70 天 | |
| 4570 | tympanus.net | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 52 天 |
| 4571 | uab.es | A | 98 | — | – | TLS1.3 | GEANT TLS RSA 1 | — | 92 天 |
| 4572 | uah.edu | A | 98 | — | – | TLS1.3 | InCommon Intermediate CA - OVG2C | — | 92 天 |
| 4573 | uah.es | A | 98 | — | – | TLS1.3 | GEANT TLS RSA 1 | — | 120 天 |
| 4574 | ubuntuusers.de | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 74 天 |
| 4575 | uchicago.edu | A | 98 | — | – | TLS1.3 | InCommon RSA OV SSL CA 3 | — | 83 天 |
| 4576 | ucr.edu | A | 98 | — | – | TLS1.3 | InCommon RSA Server CA 2 | 144 天 | |
| 4577 | ucsc.edu | A | 98 | — | – | TLS1.3 | Let's Encrypt | 64 天 | |
| 4578 | ucsf.edu | A | 98 | — | – | TLS1.3 | Sectigo Public Server Authentication CA OV R36 | — | 85 天 |
| 4579 | ufsc.br | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 83 天 |
| 4580 | ug.edu.pl | A | 98 | — | – | TLS1.3 | GEANT TLS RSA 1 | — | 123 天 |
| 4581 | uidai.gov.in | A | 98 | — | – | TLS1.3 | Sectigo Public Server Authentication CA OV R36 | — | 182 天 |
| 4582 | uiuc.edu | A | 98 | — | – | TLS1.3 | InCommon RSA Server CA 2 | — | 31 天 |
| 4583 | um-surabaya.ac.id | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 38 天 |
| 4584 | umblr.com | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 56 天 |
| 4585 | umweltbundesamt.de | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 31 天 |
| 4586 | und.edu | A | 98 | — | – | TLS1.3 | Sectigo Public Server Authentication CA OV R36 | — | 174 天 |
| 4587 | unepfi.org | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 60 天 |
| 4588 | unesp.br | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 77 天 |
| 4589 | unext.jp | A | 98 | — | – | TLS1.3 | GlobalSign GCC R46 DV TLS CA 2025 | — | 175 天 |
| 4590 | unherd.com | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 64 天 |
| 4591 | uni-wuppertal.de | A | 98 | — | – | TLS1.3 | GEANT TLS ECC 1 | — | 168 天 |
| 4592 | uni.edu | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 80 天 |
| 4593 | unila.ac.id | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 39 天 |
| 4594 | unilever.com | A | 98 | — | – | TLS1.3 | Entrust OV TLS Issuing RSA CA 2 | — | 57 天 |
| 4595 | unimelb.edu.au | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 88 天 |
| 4596 | unisi.it | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 63 天 |
| 4597 | unito.it | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 36 天 |
| 4598 | uniud.it | A | 98 | — | – | TLS1.3 | Let's Encrypt | — | 79 天 |
| 4599 | univ-nantes.fr | A | 98 | — | – | TLS1.3 | GEANT TLS ECC 1 | — | 94 天 |
| 4600 | univ-paris1.fr | A | 98 | — | – | TLS1.3 | GEANT TLS RSA 1 | — | 181 天 |
追踪你域名的评分变化
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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。