Skip to content

cubdomaincubdomain

Analyse a domain

↑↓moveEnteropenEscclose

Tools Domains by date Extension Contact

Domain intelligence and free developer tools — WHOIS, DNS, SSL, SEO and newly registered domains, updated daily.

Popular toolsWHOIS Lookup DNS Lookup SSL Checker SEO Checker What is my IP All tools →

CubDomainAbout Contact Domains by date Blog Domain prices Registrars Our crawler Status (opens in a new tab)

ExtensionChrome (opens in a new tab)Firefox (opens in a new tab)Edge (opens in a new tab)Opera (opens in a new tab)Brave (opens in a new tab)

LegalPrivacy Policy Terms & Conditions Cookies Policy Disclaimer

© 2026 CubDomain.com · ABN 53 661 545 083. All rights reserved.

X (opens in a new tab)LinkedIn (opens in a new tab)YouTube (opens in a new tab)Reddit (opens in a new tab)Facebook (opens in a new tab)Pinterest (opens in a new tab)

Tools Domains by date Extension Contact

Log in Sign up free

skillbuilder.co SSL Certificate – Not trusted, expires 21 Jan 2027 | CubDomain

Home
/
Domain reports
/
skillbuilder.co
/
SSL certificate

S

skillbuilder.coSSL certificate & chain

Status: Not trusted
Expires in: 90 days
Issuer: Microsoft Corporation
Chain: 4 certificates

Chain1 · Site certificate*.azurewebsites.net 2 · IntermediateMicrosoft TLS G2 RSA CA OCSP 04 3 · IntermediateMicrosoft TLS RSA Root G2 4 · RootDigiCert Global Root G2

Advertisement

Certificate chain

1 · Site certificateValid*.azurewebsites.netIssued by Microsoft TLS G2 RSA CA OCSP 04Expires 21 Jan 2027
2 · IntermediateValid

Microsoft TLS G2 RSA CA OCSP 04

Issued by Microsoft TLS RSA Root G2

Expires 3 Jun 2029

→3 · IntermediateValidMicrosoft TLS RSA Root G2Issued by DigiCert Global Root G2Expires 19 Jun 2029

→4 · RootValidDigiCert Global Root G2Self-signed rootExpires 15 Jan 2038

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

1

Site certificate

*.azurewebsites.net

Valid

Issued to

Common name (CN): *.azurewebsites.net
Organisation (O): Microsoft Corporation
Country (C): US
State (ST): WA
Locality (L): Redmond

Issued by

Common name (CN): Microsoft TLS G2 RSA CA OCSP 04
Organisation (O): Microsoft Corporation
Country (C): US

Validity

Valid from: 13 Oct 2026, 20:59 UTC
Valid until: 21 Jan 2027, 19:59 UTC
Days remaining: 90

Technical details

Serial number: 43:01:4A:2C:EF:E5:77:3C:A4:01:B0:94:2C:00:00:01:4A:2C:EF
Signature algorithm: sha384RSA
Matches the domain: No

Names covered Subject Alternative Names · 30

*.azurewebsites.net
*.scm.azurewebsites.net
*.sso.azurewebsites.net
*.centralus-01.azurewebsites.net
*.scm.centralus-01.azurewebsites.net
*.sso.centralus-01.azurewebsites.net
*.centralus.c.azurewebsites.net
*.scm.centralus.c.azurewebsites.net
*.sso.centralus.c.azurewebsites.net
*.02.centralus.c.azurewebsites.net
*.scm.02.centralus.c.azurewebsites.net
*.sso.02.centralus.c.azurewebsites.net

Show all 30 namesShow fewer

*.azure-mobile.net
*.scm.azure-mobile.net
*.global-01.azurewebsites.net
*.centralus-02.azurewebsites.net
*.scm.centralus-02.azurewebsites.net

2

Intermediate

Microsoft TLS G2 RSA CA OCSP 04

Valid

Issued to

Common name (CN): Microsoft TLS G2 RSA CA OCSP 04
Organisation (O): Microsoft Corporation
Country (C): US

Issued by

Common name (CN): Microsoft TLS RSA Root G2
Organisation (O): Microsoft Corporation
Country (C): US

Validity

Valid from: 1 Aug 2025, 20:02 UTC
Valid until: 3 Jun 2029, 20:02 UTC
Days remaining: 954

Technical details

Serial number: 33:00:00:00:0B:13:E5:66:7D:4A:9B:55:80:00:00:00:00:00:0B
Signature algorithm: sha384RSA

3

Intermediate

Microsoft TLS RSA Root G2

Valid

Issued to

Common name (CN): Microsoft TLS RSA Root G2
Organisation (O): Microsoft Corporation
Country (C): US

Issued by

Common name (CN): DigiCert Global Root G2
Organisation (O): DigiCert Inc
Unit (OU): www.digicert.com
Country (C): US

Validity

Valid from: 21 May 2025, 00:00 UTC
Valid until: 19 Jun 2029, 23:59 UTC
Days remaining: 970

Technical details

Serial number: 0B:0C:6B:2C:46:69:17:B0:47:73:C6:47:D4:AF:C0:C8
Signature algorithm: sha384RSA

4

Root

DigiCert Global Root G2

Valid

Issued to

Common name (CN): DigiCert Global Root G2
Organisation (O): DigiCert Inc
Unit (OU): www.digicert.com
Country (C): US

Issued by

Common name (CN): Self-signed
Organisation (O): DigiCert Inc
Unit (OU): www.digicert.com
Country (C): US

Validity

Valid from: 1 Aug 2013, 12:00 UTC
Valid until: 15 Jan 2038, 12:00 UTC
Days remaining: 4102

Technical details

Serial number: 03:3A:F1:E6:A7:11:A9:A0:BB:28:64:B1:1D:09:FA:E5
Signature algorithm: sha256RSA

*.sso.centralus-02.azurewebsites.net

*.centralus-03.azurewebsites.net

*.scm.centralus-03.azurewebsites.net

*.sso.centralus-03.azurewebsites.net

*.centralus-04.azurewebsites.net

*.scm.centralus-04.azurewebsites.net

*.sso.centralus-04.azurewebsites.net

*.centralus-05.azurewebsites.net

*.scm.centralus-05.azurewebsites.net

*.sso.centralus-05.azurewebsites.net

*.centralus-06.azurewebsites.net

*.scm.centralus-06.azurewebsites.net

*.sso.centralus-06.azurewebsites.net

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