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openspec.co SSL Certificate – Valid, expires 11 Dec 2026 | CubDomain

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SSL certificate

O

openspec.coSSL certificate & chain

Status: Valid
Expires in: 41 days
Issuer: GoDaddy.com
Chain: 4 certificates

Report Similar sites SSL certificate Same IP20 History Blocklists Subdomains Look-alikes Other extensions Reviews Blog

Chain1 · Site certificateopenspec.co 2 · IntermediateGoDaddy TLS Intermediate CA DV - R1v1 3 · IntermediateGoDaddy TLS Root CA - R1 4 · RootGo Daddy Root Certificate Authority - G2

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Certificate chain

1 · Site certificateValidopenspec.coIssued by GoDaddy TLS Intermediate CA DV - R1v1Expires 11 Dec 2026
2 · IntermediateValidGoDaddy TLS Intermediate CA DV - R1v1Issued by GoDaddy TLS Root CA - R1Expires 24 Aug 2040
3 · IntermediateValidGoDaddy TLS Root CA - R1Issued by Go Daddy Root Certificate Authority - G2Expires 31 Dec 2037
4 · RootValidGo Daddy Root Certificate Authority - G2Self-signed rootExpires 31 Dec 2037

Each certificate is shown in full below, from the site's own to the root.

1

Site certificate

openspec.co

Valid

Issued to

Common name (CN): openspec.co

Issued by

Common name (CN): GoDaddy TLS Intermediate CA DV - R1v1
Organisation (O): GoDaddy.com
Country (C): US

Validity

Valid from: 27 May 2026, 15:50 UTC
Valid until: 11 Dec 2026, 15:50 UTC
Days remaining: 41

Technical details

Serial number: 00:F8:7A:A3:99:EE:47:70:27
Signature algorithm: sha256RSA
Matches the domain: Yes

Names covered Subject Alternative Names · 1

openspec.co

2

Intermediate

GoDaddy TLS Intermediate CA DV - R1v1

Valid

Issued to

Common name (CN): GoDaddy TLS Intermediate CA DV - R1v1
Organisation (O): GoDaddy.com
Country (C): US

Issued by

Common name (CN): GoDaddy TLS Root CA - R1
Organisation (O): GoDaddy.com
Country (C): US

Validity

Valid from: 28 Aug 2025, 12:00 UTC
Valid until: 24 Aug 2040, 11:59 UTC
Days remaining: 5046

Technical details

Serial number: 00:8A:AA:80:51:5C:0B:C6:88:C7:95:5D:70:F2:77:58:AC
Signature algorithm: sha256RSA

3

Intermediate

GoDaddy TLS Root CA - R1

Valid

Issued to

Common name (CN): GoDaddy TLS Root CA - R1
Organisation (O): GoDaddy.com
Country (C): US

Issued by

Common name (CN): Go Daddy Root Certificate Authority - G2
Organisation (O): GoDaddy.com, Inc.
Country (C): US
State (ST): Arizona
Locality (L): Scottsdale

Validity

Valid from: 24 Sept 2025, 12:00 UTC
Valid until: 31 Dec 2037, 23:59 UTC
Days remaining: 4079

Technical details

Serial number: 00:90:DE:6C:7F:B3:B5:0B:3C:06:17:72:4F:C1:34:02:AD
Signature algorithm: sha256RSA

4

Root

Go Daddy Root Certificate Authority - G2

Valid

Issued to

Common name (CN): Go Daddy Root Certificate Authority - G2
Organisation (O): GoDaddy.com, Inc.
Country (C): US
State (ST): Arizona
Locality (L): Scottsdale

Issued by

Common name (CN): Self-signed
Organisation (O): GoDaddy.com, Inc.
Country (C): US
State (ST): Arizona
Locality (L): Scottsdale

Validity

Valid from: 1 Sept 2009, 00:00 UTC
Valid until: 31 Dec 2037, 23:59 UTC
Days remaining: 4079

Technical details

Serial number: 00
Signature algorithm: sha256RSA