Website verification service

General information

Check of nameservers (DNS)

Nameserver Status IP address TTL
ns2.sprinthost.ru
ns3.sprinthost.net
ns1.sprinthost.ru
ns4.sprinthost.net

PING check

Server location Status Result min / medium / max, ms
Canada / / /
China / / /
Germany 4 / 4 41.011 / 41.059 / 41.116
Netherlands 4 / 4 7.040 / 7.080 / 7.147
Ukraine 4 / 4 43.290 / 43.345 / 43.404
United States / / /

HTTP check

The website runs on the outdated HTTP/1 protocol

HTTP/2 protocol support

Support web server
Support ALPN

Geographic access

Server location Status HTTP code Time, S Size
Canada
China
Germany 302 (Found) 0.139 0 B
Netherlands 302 (Found) 0.107 0 B
Ukraine 302 (Found) 0.217 0 B
United States 302 (Found) 0.192 0 B

SSL verification

The certificate is valid, but invalid signature chain

Certificate

The certificate match the domain name
  • Name: pro.dmitriydyakov.ru
  • Aliases: pro.dmitriydyakov.ru
  • Issuance center: R12
  • Organization:
  • Location:
  • Serial number: 508550298097312526241576294218465750539652
  • Signature algorithm: sha256WithRSAEncryption

Validity

Certificate is active
  • Certificate validity: 14.09.2025
  • Certificate expiration: 13.12.2025
  • The certificate expires in days: 85

Certificate signature chain

Invalid signature chain
  • Name:  pro.dmitriydyakov.ru
  • Active from:  14.09.2025 till: 13.12.2025
  • Issuance center:  R12
  • Organization: 
  • Name:  R12
  • Active from:  13.03.2024 till: 12.03.2027
  • Issuance center:  ISRG Root X1
  • Organization:  Let's Encrypt
  • Name:  GlobalSign
  • Active from:  18.03.2009 till: 18.03.2029
  • Issuance center:  GlobalSign
  • Organization:  GlobalSign
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