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Results for

fastify.dev

TLS certificate

The certificate is trusted and in date.

Valid57 days left

Certificate

Issuer
R12 (Let's Encrypt)
Subject
fastify.dev

Validity

Valid from
May 02, 2026
Valid to
Jul 31, 2026

Connection

Protocol
TLSv1.3
Key
RSA 2048
Cipher
TLS_AES_128_GCM_SHA256 (TLSv1.3)

Subject alternative names (2)

  • fastify.dev
  • www.fastify.dev

Chain

  1. 01

    fastify.dev

    issued by R12 (Let's Encrypt)

  2. 02

    R12 (Let's Encrypt)

    issued by ISRG Root X1 (Internet Security Research Group)

  3. 03

    ISRG Root X1 (Internet Security Research Group)

    root

Fingerprint

SHA-256
22:16:98:B0:2D:03:5D:42:B2:3A:0E:2A:B3:42:F9:03:FC:6E:B8:6F:CD:7E:22:B7:28:DB:97:25:C4:F3:1C:82
Serial number
05FB7F9B3B7E7051D8F93630D44D143C92A0