*.r.af.d.sendibt2.com2 observationsIssuerYR1 Let's EncryptValidity2026-09-20 to 2026-12-19Observed2026-09-28 18:00:50to2026-09-28 18:01:36SHA-2568306d7b445afd8dfb703538cc9b87217c3bfd0e36c8aeed676f663778c2d6b0e⧉