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SSL Grade Leaderboard: Top 100 Websites

Scanned from 20,000 top global websites · Updated 2026-11-07

12,269Domains
32%A+ share (3943)
94.8Avg score
↑ 114Improved this month
#DomainGradeScore30d trendΔTLSIssuerHSTSExpires
7901upm.edu.myA98—–TLS1.3Sectigo Public Server Authentication CA DV R3648 d
7902uproxx.comA98—–TLS1.3Let's Encrypt34 d
7903urbandictionary.comA98—–TLS1.3Let's Encrypt—83 d
7904usac.edu.gtA98——TLS1.3Sectigo Public Server Authentication CA DV R36—20 d
7905useit.comA98—–TLS1.3Let's Encrypt—41 d
7906usm.eduA98—–TLS1.3Let's Encrypt—34 d
7907usmagazine.comA98—–TLS1.3Let's Encrypt48 d
7908usu.eduA98—–TLS1.3InCommon RSA Server CA 2—150 d
7909ut.ac.irA98—–TLS1.3Certum DV TLS G2 R39 CA—99 d
7910utc.eduA98—–TLS1.3InCommon RSA OV SSL CA 331 d
7911utdallas.eduA98—–TLS1.3Let's Encrypt—33 d
7912uthscsa.eduA98—–TLS1.3InCommon RSA OV SSL CA 3—69 d
7913utmb.worldA98—–TLS1.3Let's Encrypt—50 d
7914uw.eduA98—–TLS1.3InCommon RSA OV SSL CA 3—68 d
7915valetinowiki.racingA98—–TLS1.3Let's Encrypt—70 d
7916variety.comA98—–TLS1.3Let's Encrypt51 d
7917vc.ruA98—–TLS1.3Let's Encrypt—33 d
7918veracrypt.ioA98—–TLS1.3Let's Encrypt—50 d
7919verdecasinoslots.comA98—–TLS1.3Let's Encrypt—69 d
7920verfassungsblog.deA98—–TLS1.3Let's Encrypt—29 d
7921vgchartz.comA98—–TLS1.3Let's Encrypt—63 d
7922viacom.comA98—–TLS1.3Let's Encrypt—54 d
7923vibe.comA98—–TLS1.3Let's Encrypt—59 d
7924vice.comA98—–TLS1.3Let's Encrypt—32 d
7925victorianweb.orgA98—–TLS1.3Let's Encrypt—50 d
7926videopress.comA98—–TLS1.3Let's Encrypt—80 d
7927vie-publique.frA98—–TLS1.3Sectigo Public Server Authentication CA OV R36—111 d
7928villanova.eduA98—–TLS1.3InCommon Intermediate CA - DVG2C146 d
7929visitberlin.deA98—–TLS1.3Let's Encrypt44 d
7930vitejs.devA98—–TLS1.3Let's Encrypt—39 d
7931vk.comA98TLS1.3SSL.com TLS Issuing RSA CA R1—145 d
7932vlaanderen.beA98—–TLS1.3Let's Encrypt30 d
7933vnexpress.netA98—–TLS1.3GlobalSign GCC R46 DV TLS CA 2025—110 d
7934vnu.edu.vnA98—–TLS1.3GlobalSign GCC R46 OV TLS CA 2025—100 d
7935vocaroo.comA98—–TLS1.3Let's Encrypt—68 d
7936voidtools.comA98—–TLS1.3Let's Encrypt—59 d
7937vultr.comA98—–TLS1.3Sectigo Public Server Authentication CA DV R36—181 d
7938vzmr.ruA98—–TLS1.3Let's Encrypt—68 d
7939walla.co.ilA98—–TLS1.3Let's Encrypt—84 d
7940wallpapers.comA98—–TLS1.3Let's Encrypt—82 d
7941wanderlog.comA98—–TLS1.3Let's Encrypt—81 d
7942warnerbros.co.jpA98—–TLS1.3Let's Encrypt—45 d
7943washington.eduA98—–TLS1.3InCommon RSA OV SSL CA 3—68 d
7944wayne.eduA98—–TLS1.3InCommon Intermediate CA - DVG2C—114 d
7945wbur.orgA98—–TLS1.3Let's Encrypt—35 d
7946wck.orgA98—–TLS1.3Let's Encrypt—45 d
7947weather.com.cnA98—–TLS1.3Google Trust Services—31 d
7948web.appA98—–TLS1.3Google Trust Services—80 d
7949web.archive.orgA98–TLS1.3Go Daddy Secure Certificate Authority - G2—95 d
7950webmin.comA98—–TLS1.3Let's Encrypt—66 d
159 / 244

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FAQ

How often is the SSL leaderboard updated?

Watched domains are scanned daily; the top-20K leaderboard refreshes full snapshots every Sunday.

How is the SSL grade calculated?

Protocol versions, cipher strength, certificate validity, HSTS and OCSP stapling are weighted into a 0-100 score, mapped to grades from A+ to F.

What does an A+ SSL rating mean?

A near-perfect TLS setup: TLS 1.3 enabled, strong cipher suites, full forward secrecy (PFS) and correctly deployed HSTS.

Methodology

CertH grades each domain via pure TLS handshakes (no server access required): certificate validity, key strength, protocol versions, HSTS and OCSP stapling are scored with a deduction model (100 minus itemized penalties) into a 0-100 score mapped to six grades from A+ to F. Daily snapshots accumulate into an auditable health trend.

What is an SSL grade?

An SSL grade (A+ through F) evaluates a website's overall TLS configuration: protocol versions, cipher strength, certificate validity and trust chain, HSTS and OCSP stapling. A higher grade means stronger resistance to man-in-the-middle attacks and data breaches.

Why track certificate health over time?

Expired certificates, CA switches and configuration regressions can silently drag a grade down. CertH daily snapshots record those changes so you can spot risk before failures, with auditable history as evidence.