List of the ZT Browser trusted international certificate transparency log system

Updated August 07, 2023
No.
Log Name
Log URL
State
MMD
Algorithm
Temporal Interval Start
Temporal Interval End
Log Operator
1
Google ‘Argon2023’
https://ct.googleapis.com/logs/argon2023/
Usable
86400
ECC
2023-01-01T00:00:00Z
2024-01-01T00:00:00Z
Google
2
Google ‘Argon2024’
https://ct.googleapis.com/logs/us1/argon2024/
Usable
86400
ECC
2024-01-01T00:00:00Z
2025-01-01T00:00:00Z
Google
3
Google ‘Xenon2023’
https://ct.googleapis.com/logs/xenon2023/
Usable
86400
ECC
2023-01-01T00:00:00Z
2024-01-01T00:00:00Z
Google
4
Google ‘Xenon2024’
https://ct.googleapis.com/logs/eu1/xenon2024/
Usable
86400
ECC
2024-01-01T00:00:00Z
2025-01-01T00:00:00Z
Google
5
Cloudflare ‘Nimbus2023’
https://ct.cloudflare.com/logs/nimbus2023/
Usable
86400
ECC
2023-01-01T00:00:00Z
2024-01-01T00:00:00Z
Cloudflare
6
Cloudflare ‘Nimbus2024’
https://ct.cloudflare.com/logs/nimbus2024/
Usable
86400
ECC
2024-01-01T00:00:00Z
2025-01-01T00:00:00Z
Cloudflare
7
DigiCert Yeti2023
https://yeti2023.ct.digicert.com/log/
Retired
86400
ECC
2023-01-01T00:00:00Z
2024-01-01T00:00:00Z
DigiCert
8
DigiCert Yeti2024
https://yeti2024.ct.digicert.com/log/
Usable
86400
ECC
2024-01-01T00:00:00Z
2025-01-01T00:00:00Z
DigiCert
9
DigiCert Yeti2025
https://yeti2025.ct.digicert.com/log/
Usable
86400
ECC
2025-01-01T00:00:00Z
2026-01-01T00:00:00Z
DigiCert
10
DigiCert Nessie2023
https://nessie2023.ct.digicert.com/log/
Usable
86400
ECC
2023-01-01T00:00:00Z
2024-01-01T00:00:00Z
DigiCert
11
DigiCert Nessie2024
https://nessie2024.ct.digicert.com/log/
Usable
86400
ECC
2024-01-01T00:00:00Z
2025-01-01T00:00:00Z
DigiCert
12
DigiCert Nessie2025
https://nessie2025.ct.digicert.com/log/
Usable
86400
ECC
2025-01-01T00:00:00Z
2026-01-01T00:00:00Z
DigiCert
13
Sectigo ‘Sabre’
https://sabre.ct.comodo.com/
Usable
86400
ECC
 
 
Sectigo
14
Sectigo ‘Mammoth’
https://mammoth.ct.comodo.com/
Retired
86400
ECC
 
2023-01-15 00:00:00Z
Sectigo
15
Let’s Encrypt ‘Oak2023’
https://oak.ct.letsencrypt.org/2023/
Usable
86400
ECC
2023-01-01T00:00:00Z
2024-01-07T00:00:00Z
Let’s Encrypt
16
Let’s Encrypt ‘Oak2024H1’
https://oak.ct.letsencrypt.org/2024h1/
Usable
86400
ECC
2023-12-20T00:00:00Z
2024-07-20T00:00:00Z
Let’s Encrypt
17
Let’s Encrypt ‘Oak2024H2’
https://oak.ct.letsencrypt.org/2024h2/
Usable
86400
ECC
2024-06-20T00:00:00Z
2025-01-20T00:00:00Z
Let’s Encrypt
18
Trust Asia Log2023
https://ct.trustasia.com/log2023/
Usable
86400
ECC
2023-01-01T00:00:00Z
2024-01-01T00:00:00Z
TrustAsia
19
Trust Asia Log2024-2
https://ct2024.trustasia.com/log2024/
Usable
86400
ECC
2024-01-01T00:00:00Z
2025-01-01T00:00:00Z
TrustAsia