Info

The data presented here is derived from Certificate Transparency logs currently monitored by Cloudflare. Learn how CT monitoring works.

Certificate Transparency for TrustAsia 'HETU2027'

Log information

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Operator
TrustAsia
APIThe interface a CT log supports for serving log data to clients — either the dynamic APIs defined in RFC 6962 or the read-path HTTP static asset hierarchy.
RFC 6962
StateLog state in Chrome's CT program
Usable
Acceptance windowThe log will only accept certificates that expire (have a NotAfter date) between these dates.
Documentation
https://hetu2027.trustasia.com/hetu2027/
Logs from the same operator
NameStateLog state in Chrome's CT programAcceptance window
Luoshu2027Usable
Trustasia2026aUsable
Trustasia2026bUsable
CT log information is derived from the Google Chrome log list

Log activity for Hetu2027

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Certificate inclusion activity and growth rate for this CT log

Included44,837,948
Not included but eligible77,514,804

Log growth rate (past 7 days): 2,814 entries/hour

Log performance for Hetu2027

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Performance of the log over the past 90 days, as observed by Cloudflare's CT monitor

20%40%60%80%100%
add-chain-new
add-chain-old
add-pre-chain-new
add-pre-chain-old
get-entries
get-roots
get-sth
Average uptime100%
362 ms725 ms1.1 sec1.4 sec1.8 sec
add-chain-new
add-chain-old
add-pre-chain-new
add-pre-chain-old
get-entries
get-roots
get-sth
Average response time652 ms

Certificate characteristics

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Information on the technical makeup of certificates

Public key algorithm

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Distribution of certificates by public key algorithm, reflecting the cryptographic methods used to establish secure connections

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Signature algorithm

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Distribution of certificates by signature algorithm, used by the issuer (CA) to sign the certificate

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Validation level

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Distribution of certificates by validation level, indicating the type of identity verification performed during issuance

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Certificate duration

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Distribution of certificate based on validity period (between NotBefore and NotAfter dates)

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Certificate issuance

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Certificate issuance is the process by which CAs generate digital certificates for domain owners. CAs are often operated by larger organizations, who may manage multiple subordinate CAs under a single corporate umbrella

Certificate authority owners

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Distribution of certificate issuance across the top CA owners

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Certificate authorities

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Distribution of certificate issuance across the top CA certificates

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Latest Certificates Transparency blog posts

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Posts tagged with "Certificates Transparency" from the Cloudflare blog

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