mcmaster.ca Domain Information

DNS records

1.1.1.1 Resolver query results

Subject	Validity Period	Issuer	CT Log
*.mcmaster.caMcMaster University	7 monthsNot Before: May 20, 2026, 00:00:00 Not After: Dec 4, 2026, 23:59:59	Sectigo Public Server Authentication CA OV R36Sectigo Limited	Argon2026h2
Subject Common Name (CN) *.mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before May 20, 2026, 00:00:00 Not After Dec 4, 2026, 23:59:59 Issuer Common Name (CN) Sectigo Public Server Authentication CA OV R36 Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Argon2026h2
*.mcmaster.caMcMaster University	7 monthsNot Before: Apr 27, 2026, 00:00:00 Not After: Nov 11, 2026, 23:59:59	Sectigo Public Server Authentication CA OV R36Sectigo Limited	Argon2026h2
Subject Common Name (CN) *.mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before Apr 27, 2026, 00:00:00 Not After Nov 11, 2026, 23:59:59 Issuer Common Name (CN) Sectigo Public Server Authentication CA OV R36 Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Argon2026h2
pinwps02.uts.mcmaster.caMcMaster University	1 yearNot Before: Oct 1, 2025, 00:00:00 Not After: Nov 1, 2026, 23:59:59	Sectigo Public Server Authentication CA EV R36Sectigo Limited	Oak2026h2
Subject Common Name (CN) pinwps02.uts.mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before Oct 1, 2025, 00:00:00 Not After Nov 1, 2026, 23:59:59 Issuer Common Name (CN) Sectigo Public Server Authentication CA EV R36 Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Oak2026h2
mcmaster.caMcMaster University	1 yearNot Before: Aug 28, 2025, 00:00:00 Not After: Aug 28, 2026, 23:59:59	Sectigo Public Server Authentication CA OV R36Sectigo Limited	Argon2026h2
Subject Common Name (CN) mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before Aug 28, 2025, 00:00:00 Not After Aug 28, 2026, 23:59:59 Issuer Common Name (CN) Sectigo Public Server Authentication CA OV R36 Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Argon2026h2
*.mcmaster.caMcMaster University	1 yearNot Before: Jul 7, 2025, 00:00:00 Not After: Jun 18, 2026, 23:59:59	Sectigo Public Server Authentication CA OV R36Sectigo Limited	Argon2026h1
Subject Common Name (CN) *.mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before Jul 7, 2025, 00:00:00 Not After Jun 18, 2026, 23:59:59 Issuer Common Name (CN) Sectigo Public Server Authentication CA OV R36 Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Argon2026h1
mcmaster.ca	3 monthsNot Before: Mar 6, 2026, 00:00:00 Not After: Jun 4, 2026, 23:59:59	Sectigo Public Server Authentication CA DV R36Sectigo Limited	Argon2026h1
Subject Common Name (CN) mcmaster.ca Validity Period Not Before Mar 6, 2026, 00:00:00 Not After Jun 4, 2026, 23:59:59 Issuer Common Name (CN) Sectigo Public Server Authentication CA DV R36 Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Argon2026h1
*.mcmaster.caMcMaster University	1 yearNot Before: Jan 30, 2025, 00:00:00 Not After: Jan 30, 2026, 23:59:59	Sectigo RSA Organization Validation Secure Server CASectigo Limited	Xenon2026h1
Subject Common Name (CN) *.mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before Jan 30, 2025, 00:00:00 Not After Jan 30, 2026, 23:59:59 Issuer Common Name (CN) Sectigo RSA Organization Validation Secure Server CA Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Xenon2026h1
*.mcmaster.caMcMaster University	1 yearNot Before: Dec 13, 2024, 00:00:00 Not After: Jan 11, 2026, 23:59:59	Sectigo RSA Organization Validation Secure Server CASectigo Limited	Xenon2026h1
Subject Common Name (CN) *.mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before Dec 13, 2024, 00:00:00 Not After Jan 11, 2026, 23:59:59 Issuer Common Name (CN) Sectigo RSA Organization Validation Secure Server CA Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Xenon2026h1
pinwps02.uts.mcmaster.caMcMaster University	1 yearNot Before: Oct 24, 2024, 00:00:00 Not After: Nov 19, 2025, 23:59:59	Sectigo RSA Extended Validation Secure Server CASectigo Limited	Sabre2025h2
Subject Common Name (CN) pinwps02.uts.mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before Oct 24, 2024, 00:00:00 Not After Nov 19, 2025, 23:59:59 Issuer Common Name (CN) Sectigo RSA Extended Validation Secure Server CA Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Sabre2025h2
mcmaster.caMcMaster University	1 yearNot Before: Aug 8, 2024, 00:00:00 Not After: Sep 8, 2025, 23:59:59	Sectigo RSA Extended Validation Secure Server CASectigo Limited	Xenon2025h2
Subject Common Name (CN) mcmaster.ca Organization (O) McMaster University Country / Territory (C) Canada Validity Period Not Before Aug 8, 2024, 00:00:00 Not After Sep 8, 2025, 23:59:59 Issuer Common Name (CN) Sectigo RSA Extended Validation Secure Server CA Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Xenon2025h2

Subject

Validity Period

Issuer

CT Log

*.mcmaster.caMcMaster University

7 monthsNot Before: May 20, 2026, 00:00:00
Not After: Dec 4, 2026, 23:59:59

Sectigo Public Server Authentication CA OV R36Sectigo Limited

Argon2026h2

Subject

Common Name (CN): *.mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: May 20, 2026, 00:00:00
Not After: Dec 4, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo Public Server Authentication CA OV R36
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Argon2026h2

*.mcmaster.caMcMaster University

7 monthsNot Before: Apr 27, 2026, 00:00:00
Not After: Nov 11, 2026, 23:59:59

Sectigo Public Server Authentication CA OV R36Sectigo Limited

Argon2026h2

Subject

Common Name (CN): *.mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: Apr 27, 2026, 00:00:00
Not After: Nov 11, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo Public Server Authentication CA OV R36
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Argon2026h2

pinwps02.uts.mcmaster.caMcMaster University

1 yearNot Before: Oct 1, 2025, 00:00:00
Not After: Nov 1, 2026, 23:59:59

Sectigo Public Server Authentication CA EV R36Sectigo Limited

Oak2026h2

Subject

Common Name (CN): pinwps02.uts.mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: Oct 1, 2025, 00:00:00
Not After: Nov 1, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo Public Server Authentication CA EV R36
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Oak2026h2

mcmaster.caMcMaster University

1 yearNot Before: Aug 28, 2025, 00:00:00
Not After: Aug 28, 2026, 23:59:59

Sectigo Public Server Authentication CA OV R36Sectigo Limited

Argon2026h2

Subject

Common Name (CN): mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: Aug 28, 2025, 00:00:00
Not After: Aug 28, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo Public Server Authentication CA OV R36
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Argon2026h2

*.mcmaster.caMcMaster University

1 yearNot Before: Jul 7, 2025, 00:00:00
Not After: Jun 18, 2026, 23:59:59

Sectigo Public Server Authentication CA OV R36Sectigo Limited

Argon2026h1

Subject

Common Name (CN): *.mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: Jul 7, 2025, 00:00:00
Not After: Jun 18, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo Public Server Authentication CA OV R36
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Argon2026h1

mcmaster.ca

3 monthsNot Before: Mar 6, 2026, 00:00:00
Not After: Jun 4, 2026, 23:59:59

Sectigo Public Server Authentication CA DV R36Sectigo Limited

Argon2026h1

Subject

Common Name (CN): mcmaster.ca

Validity Period

Not Before: Mar 6, 2026, 00:00:00
Not After: Jun 4, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo Public Server Authentication CA DV R36
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Argon2026h1

*.mcmaster.caMcMaster University

1 yearNot Before: Jan 30, 2025, 00:00:00
Not After: Jan 30, 2026, 23:59:59

Sectigo RSA Organization Validation Secure Server CASectigo Limited

Xenon2026h1

Subject

Common Name (CN): *.mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: Jan 30, 2025, 00:00:00
Not After: Jan 30, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo RSA Organization Validation Secure Server CA
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Xenon2026h1

*.mcmaster.caMcMaster University

1 yearNot Before: Dec 13, 2024, 00:00:00
Not After: Jan 11, 2026, 23:59:59

Sectigo RSA Organization Validation Secure Server CASectigo Limited

Xenon2026h1

Subject

Common Name (CN): *.mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: Dec 13, 2024, 00:00:00
Not After: Jan 11, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo RSA Organization Validation Secure Server CA
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Xenon2026h1

pinwps02.uts.mcmaster.caMcMaster University

1 yearNot Before: Oct 24, 2024, 00:00:00
Not After: Nov 19, 2025, 23:59:59

Sectigo RSA Extended Validation Secure Server CASectigo Limited

Sabre2025h2

Subject

Common Name (CN): pinwps02.uts.mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: Oct 24, 2024, 00:00:00
Not After: Nov 19, 2025, 23:59:59

Issuer

Common Name (CN): Sectigo RSA Extended Validation Secure Server CA
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Sabre2025h2

mcmaster.caMcMaster University

1 yearNot Before: Aug 8, 2024, 00:00:00
Not After: Sep 8, 2025, 23:59:59

Sectigo RSA Extended Validation Secure Server CASectigo Limited

Xenon2025h2

Subject

Common Name (CN): mcmaster.ca
Organization (O): McMaster University
Country / Territory (C): Canada

Validity Period

Not Before: Aug 8, 2024, 00:00:00
Not After: Sep 8, 2025, 23:59:59

Issuer

Common Name (CN): Sectigo RSA Extended Validation Secure Server CA
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Xenon2025h2

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