certdecoder.com
certdecoder.com is a live English-language website hosted on Amazon.com, Inc. (AS16509) in the United States, served by Amazons3. cl0q first saw it on 2026-07-02 and last crawled it on 2026-10-11. It resolves to 18.155.202.121. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
Cert Decoder - Free Online Decoder for X.509 Certificates (PEM)
Free online tool to decode X.509 certificates (PEM format). Instantly view details like issuer, subject, validity, SAN & more. Secure, client-side decoding.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-07-02 |
| Last crawled | 2026-10-11 |
| IPv4 | 18.155.202.121 |
| Network | AS16509 Amazon.com, Inc. · California |
| CNAME | certdecoder.com |
| Language | en |
| Server | AmazonS3 |