dtu.dk Domain Information | Cloudflare Radar

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Subject	Validity Period	Issuer	CT Log
*.dtu.dkDanmarks tekniske universitet	1 yearNot Before: Nov 18, 2025, 09:00:56 Not After: Nov 18, 2026, 09:00:56	GEANT TLS RSA 1Hellenic Academic and Research Institutions CA	Wyvern2026h2
Subject Common Name (CN) *.dtu.dk Organization (O) Danmarks tekniske universitet Country / Territory (C) Denmark Validity Period Not Before Nov 18, 2025, 09:00:56 Not After Nov 18, 2026, 09:00:56 Issuer Common Name (CN) GEANT TLS RSA 1 Organization (O) Hellenic Academic and Research Institutions CA Country / Territory (C) Greece CT Log Wyvern2026h2
*.dtu.dkDanmarks tekniske universitet	7 monthsNot Before: Mar 12, 2026, 07:42:01 Not After: Sep 27, 2026, 07:42:00	GEANT TLS RSA 1Hellenic Academic and Research Institutions CA	Argon2026h2
Subject Common Name (CN) *.dtu.dk Organization (O) Danmarks tekniske universitet Country / Territory (C) Denmark Validity Period Not Before Mar 12, 2026, 07:42:01 Not After Sep 27, 2026, 07:42:00 Issuer Common Name (CN) GEANT TLS RSA 1 Organization (O) Hellenic Academic and Research Institutions CA Country / Territory (C) Greece CT Log Argon2026h2
*.dtu.dkDanmarks tekniske universitet	1 yearNot Before: Sep 3, 2025, 18:52:11 Not After: Sep 3, 2026, 18:52:11	GEANT TLS RSA 1Hellenic Academic and Research Institutions CA	Trustasia2026a
Subject Common Name (CN) *.dtu.dk Organization (O) Danmarks tekniske universitet Country / Territory (C) Denmark Validity Period Not Before Sep 3, 2025, 18:52:11 Not After Sep 3, 2026, 18:52:11 Issuer Common Name (CN) GEANT TLS RSA 1 Organization (O) Hellenic Academic and Research Institutions CA Country / Territory (C) Greece CT Log Trustasia2026a
dtu.dkDanmarks tekniske universitet	1 yearNot Before: May 23, 2025, 07:33:04 Not After: May 23, 2026, 07:33:04	GEANT TLS RSA 1Hellenic Academic and Research Institutions CA	Sabre2026h1
Subject Common Name (CN) dtu.dk Organization (O) Danmarks tekniske universitet Country / Territory (C) Denmark Validity Period Not Before May 23, 2025, 07:33:04 Not After May 23, 2026, 07:33:04 Issuer Common Name (CN) GEANT TLS RSA 1 Organization (O) Hellenic Academic and Research Institutions CA Country / Territory (C) Greece CT Log Sabre2026h1
dtu.dkDanmarks tekniske universitet	1 yearNot Before: May 16, 2025, 13:15:43 Not After: May 16, 2026, 13:15:43	GEANT TLS RSA 1Hellenic Academic and Research Institutions CA	Argon2026h1
Subject Common Name (CN) dtu.dk Organization (O) Danmarks tekniske universitet Country / Territory (C) Denmark Validity Period Not Before May 16, 2025, 13:15:43 Not After May 16, 2026, 13:15:43 Issuer Common Name (CN) GEANT TLS RSA 1 Organization (O) Hellenic Academic and Research Institutions CA Country / Territory (C) Greece CT Log Argon2026h1
*.dtu.dkDanmarks Tekniske Universitet	1 yearNot Before: Dec 16, 2024, 00:00:00 Not After: Dec 16, 2025, 23:59:59	GEANT OV RSA CA 4GEANT Vereniging	Argon2025h2
Subject Common Name (CN) *.dtu.dk Organization (O) Danmarks Tekniske Universitet Country / Territory (C) Denmark Validity Period Not Before Dec 16, 2024, 00:00:00 Not After Dec 16, 2025, 23:59:59 Issuer Common Name (CN) GEANT OV RSA CA 4 Organization (O) GEANT Vereniging Country / Territory (C) Netherlands CT Log Argon2025h2
*.dtu.dkDanmarks Tekniske Universitet	1 yearNot Before: Aug 8, 2024, 00:00:00 Not After: Aug 8, 2025, 23:59:59	GEANT OV RSA CA 4GEANT Vereniging	Xenon2025h2
Subject Common Name (CN) *.dtu.dk Organization (O) Danmarks Tekniske Universitet Country / Territory (C) Denmark Validity Period Not Before Aug 8, 2024, 00:00:00 Not After Aug 8, 2025, 23:59:59 Issuer Common Name (CN) GEANT OV RSA CA 4 Organization (O) GEANT Vereniging Country / Territory (C) Netherlands CT Log Xenon2025h2
*.dtu.dkDanmarks Tekniske Universitet	1 yearNot Before: Jan 26, 2024, 00:00:00 Not After: Jan 25, 2025, 23:59:59	GEANT OV RSA CA 4GEANT Vereniging	Oak2025h1
Subject Common Name (CN) *.dtu.dk Organization (O) Danmarks Tekniske Universitet Country / Territory (C) Denmark Validity Period Not Before Jan 26, 2024, 00:00:00 Not After Jan 25, 2025, 23:59:59 Issuer Common Name (CN) GEANT OV RSA CA 4 Organization (O) GEANT Vereniging Country / Territory (C) Netherlands CT Log Oak2025h1
dtu.dkDanmarks Tekniske Universitet	1 yearNot Before: Jan 15, 2024, 00:00:00 Not After: Jan 14, 2025, 23:59:59	GEANT OV RSA CA 4GEANT Vereniging	Xenon2025h1
Subject Common Name (CN) dtu.dk Organization (O) Danmarks Tekniske Universitet Country / Territory (C) Denmark Validity Period Not Before Jan 15, 2024, 00:00:00 Not After Jan 14, 2025, 23:59:59 Issuer Common Name (CN) GEANT OV RSA CA 4 Organization (O) GEANT Vereniging Country / Territory (C) Netherlands CT Log Xenon2025h1

Subject

Validity Period

Issuer

CT Log

*.dtu.dkDanmarks tekniske universitet

1 yearNot Before: Nov 18, 2025, 09:00:56
Not After: Nov 18, 2026, 09:00:56

GEANT TLS RSA 1Hellenic Academic and Research Institutions CA

Wyvern2026h2

Subject

Common Name (CN): *.dtu.dk
Organization (O): Danmarks tekniske universitet
Country / Territory (C): Denmark

Validity Period

Not Before: Nov 18, 2025, 09:00:56
Not After: Nov 18, 2026, 09:00:56

Issuer

Common Name (CN): GEANT TLS RSA 1
Organization (O): Hellenic Academic and Research Institutions CA
Country / Territory (C): Greece

CT Log

Wyvern2026h2

*.dtu.dkDanmarks tekniske universitet

7 monthsNot Before: Mar 12, 2026, 07:42:01
Not After: Sep 27, 2026, 07:42:00

GEANT TLS RSA 1Hellenic Academic and Research Institutions CA

Argon2026h2

Subject

Common Name (CN): *.dtu.dk
Organization (O): Danmarks tekniske universitet
Country / Territory (C): Denmark

Validity Period

Not Before: Mar 12, 2026, 07:42:01
Not After: Sep 27, 2026, 07:42:00

Issuer

Common Name (CN): GEANT TLS RSA 1
Organization (O): Hellenic Academic and Research Institutions CA
Country / Territory (C): Greece

CT Log

Argon2026h2

*.dtu.dkDanmarks tekniske universitet

1 yearNot Before: Sep 3, 2025, 18:52:11
Not After: Sep 3, 2026, 18:52:11

GEANT TLS RSA 1Hellenic Academic and Research Institutions CA

Trustasia2026a

Subject

Common Name (CN): *.dtu.dk
Organization (O): Danmarks tekniske universitet
Country / Territory (C): Denmark

Validity Period

Not Before: Sep 3, 2025, 18:52:11
Not After: Sep 3, 2026, 18:52:11

Issuer

Common Name (CN): GEANT TLS RSA 1
Organization (O): Hellenic Academic and Research Institutions CA
Country / Territory (C): Greece

CT Log

Trustasia2026a

dtu.dkDanmarks tekniske universitet

1 yearNot Before: May 23, 2025, 07:33:04
Not After: May 23, 2026, 07:33:04

GEANT TLS RSA 1Hellenic Academic and Research Institutions CA

Sabre2026h1

Subject

Common Name (CN): dtu.dk
Organization (O): Danmarks tekniske universitet
Country / Territory (C): Denmark

Validity Period

Not Before: May 23, 2025, 07:33:04
Not After: May 23, 2026, 07:33:04

Issuer

Common Name (CN): GEANT TLS RSA 1
Organization (O): Hellenic Academic and Research Institutions CA
Country / Territory (C): Greece

CT Log

Sabre2026h1

dtu.dkDanmarks tekniske universitet

1 yearNot Before: May 16, 2025, 13:15:43
Not After: May 16, 2026, 13:15:43

GEANT TLS RSA 1Hellenic Academic and Research Institutions CA

Argon2026h1

Subject

Common Name (CN): dtu.dk
Organization (O): Danmarks tekniske universitet
Country / Territory (C): Denmark

Validity Period

Not Before: May 16, 2025, 13:15:43
Not After: May 16, 2026, 13:15:43

Issuer

Common Name (CN): GEANT TLS RSA 1
Organization (O): Hellenic Academic and Research Institutions CA
Country / Territory (C): Greece

CT Log

Argon2026h1

*.dtu.dkDanmarks Tekniske Universitet

1 yearNot Before: Dec 16, 2024, 00:00:00
Not After: Dec 16, 2025, 23:59:59

GEANT OV RSA CA 4GEANT Vereniging

Argon2025h2

Subject

Common Name (CN): *.dtu.dk
Organization (O): Danmarks Tekniske Universitet
Country / Territory (C): Denmark

Validity Period

Not Before: Dec 16, 2024, 00:00:00
Not After: Dec 16, 2025, 23:59:59

Issuer

Common Name (CN): GEANT OV RSA CA 4
Organization (O): GEANT Vereniging
Country / Territory (C): Netherlands

CT Log

Argon2025h2

*.dtu.dkDanmarks Tekniske Universitet

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

GEANT OV RSA CA 4GEANT Vereniging

Xenon2025h2

Subject

Common Name (CN): *.dtu.dk
Organization (O): Danmarks Tekniske Universitet
Country / Territory (C): Denmark

Validity Period

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

Issuer

Common Name (CN): GEANT OV RSA CA 4
Organization (O): GEANT Vereniging
Country / Territory (C): Netherlands

CT Log

Xenon2025h2

*.dtu.dkDanmarks Tekniske Universitet

1 yearNot Before: Jan 26, 2024, 00:00:00
Not After: Jan 25, 2025, 23:59:59

GEANT OV RSA CA 4GEANT Vereniging

Oak2025h1

Subject

Common Name (CN): *.dtu.dk
Organization (O): Danmarks Tekniske Universitet
Country / Territory (C): Denmark

Validity Period

Not Before: Jan 26, 2024, 00:00:00
Not After: Jan 25, 2025, 23:59:59

Issuer

Common Name (CN): GEANT OV RSA CA 4
Organization (O): GEANT Vereniging
Country / Territory (C): Netherlands

CT Log

Oak2025h1

dtu.dkDanmarks Tekniske Universitet

1 yearNot Before: Jan 15, 2024, 00:00:00
Not After: Jan 14, 2025, 23:59:59

GEANT OV RSA CA 4GEANT Vereniging

Xenon2025h1

Subject

Common Name (CN): dtu.dk
Organization (O): Danmarks Tekniske Universitet
Country / Territory (C): Denmark

Validity Period

Not Before: Jan 15, 2024, 00:00:00
Not After: Jan 14, 2025, 23:59:59

Issuer

Common Name (CN): GEANT OV RSA CA 4
Organization (O): GEANT Vereniging
Country / Territory (C): Netherlands

CT Log

Xenon2025h1

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