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Subject	Validity Period	Issuer	CT Log
f5.comF5, Inc.	1 yearNot Before: Nov 6, 2025, 00:00:00 Not After: Dec 7, 2026, 23:59:59	Sectigo Public Server Authentication CA OV R40Sectigo Limited	Elephant2026h2
Subject Common Name (CN) f5.com Organization (O) F5, Inc. Country / Territory (C) United States Validity Period Not Before Nov 6, 2025, 00:00:00 Not After Dec 7, 2026, 23:59:59 Issuer Common Name (CN) Sectigo Public Server Authentication CA OV R40 Organization (O) Sectigo Limited Country / Territory (C) United Kingdom CT Log Elephant2026h2
f5.com	3 monthsNot Before: May 26, 2026, 00:00:00 Not After: Aug 24, 2026, 23:59:59	Sectigo Public Server Authentication CA DV R36Sectigo Limited	Argon2026h2
Subject Common Name (CN) f5.com Validity Period Not Before May 26, 2026, 00:00:00 Not After Aug 24, 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 Argon2026h2
maintenance.f5.comF5, Inc.	1 yearNot Before: Apr 21, 2025, 00:00:00 Not After: May 21, 2026, 23:59:59	Entrust OV TLS Issuing RSA CA 2Entrust Limited	Oak2026h1
Subject Common Name (CN) maintenance.f5.com Organization (O) F5, Inc. Country / Territory (C) United States Validity Period Not Before Apr 21, 2025, 00:00:00 Not After May 21, 2026, 23:59:59 Issuer Common Name (CN) Entrust OV TLS Issuing RSA CA 2 Organization (O) Entrust Limited Country / Territory (C) Canada CT Log Oak2026h1
*.f5.comF5, Inc.	1 yearNot Before: Mar 6, 2025, 16:52:15 Not After: Apr 6, 2026, 16:52:14	Entrust Certification Authority - L1KEntrust, Inc.	Sphinx2026h1
Subject Common Name (CN) *.f5.com Organization (O) F5, Inc. Country / Territory (C) United States Validity Period Not Before Mar 6, 2025, 16:52:15 Not After Apr 6, 2026, 16:52:14 Issuer Common Name (CN) Entrust Certification Authority - L1K Organization (O) Entrust, Inc. Country / Territory (C) United States CT Log Sphinx2026h1
exchange.f5net.comF5, Inc.	1 yearNot Before: Feb 4, 2025, 00:00:00 Not After: Mar 4, 2026, 23:59:59	Entrust OV TLS Issuing RSA CA 2Entrust Limited	Oak2026h1
Subject Common Name (CN) exchange.f5net.com Organization (O) F5, Inc. Country / Territory (C) United States Validity Period Not Before Feb 4, 2025, 00:00:00 Not After Mar 4, 2026, 23:59:59 Issuer Common Name (CN) Entrust OV TLS Issuing RSA CA 2 Organization (O) Entrust Limited Country / Territory (C) Canada CT Log Oak2026h1
f5.comF5, Inc.	1 yearNot Before: Oct 21, 2024, 21:51:38 Not After: Nov 21, 2025, 21:51:37	Entrust Certification Authority - L1KEntrust, Inc.	Nessie2025
Subject Common Name (CN) f5.com Organization (O) F5, Inc. Country / Territory (C) United States Validity Period Not Before Oct 21, 2024, 21:51:38 Not After Nov 21, 2025, 21:51:37 Issuer Common Name (CN) Entrust Certification Authority - L1K Organization (O) Entrust, Inc. Country / Territory (C) United States CT Log Nessie2025
f5.com	3 monthsNot Before: Mar 12, 2025, 11:56:41 Not After: Jun 10, 2025, 11:56:40	E6Let's Encrypt	Xenon2025h1
Subject Common Name (CN) f5.com Validity Period Not Before Mar 12, 2025, 11:56:41 Not After Jun 10, 2025, 11:56:40 Issuer Common Name (CN) E6 Organization (O) Let's Encrypt Country / Territory (C) United States CT Log Xenon2025h1
maintenance.f5.comF5, Inc.	1 yearNot Before: Apr 17, 2024, 14:44:38 Not After: May 17, 2025, 14:44:37	Entrust Certification Authority - L1KEntrust, Inc.	Nessie2025
Subject Common Name (CN) maintenance.f5.com Organization (O) F5, Inc. Country / Territory (C) United States Validity Period Not Before Apr 17, 2024, 14:44:38 Not After May 17, 2025, 14:44:37 Issuer Common Name (CN) Entrust Certification Authority - L1K Organization (O) Entrust, Inc. Country / Territory (C) United States CT Log Nessie2025
f5.com	3 monthsNot Before: Jan 11, 2025, 12:54:08 Not After: Apr 11, 2025, 12:54:07	E6Let's Encrypt	Oak2025h1
Subject Common Name (CN) f5.com Validity Period Not Before Jan 11, 2025, 12:54:08 Not After Apr 11, 2025, 12:54:07 Issuer Common Name (CN) E6 Organization (O) Let's Encrypt Country / Territory (C) United States CT Log Oak2025h1
f5.com	3 monthsNot Before: Nov 12, 2024, 13:50:39 Not After: Feb 10, 2025, 13:50:38	E6Let's Encrypt	Sycamore2025h1b
Subject Common Name (CN) f5.com Validity Period Not Before Nov 12, 2024, 13:50:39 Not After Feb 10, 2025, 13:50:38 Issuer Common Name (CN) E6 Organization (O) Let's Encrypt Country / Territory (C) United States CT Log Sycamore2025h1b

Subject

Validity Period

Issuer

CT Log

f5.comF5, Inc.

1 yearNot Before: Nov 6, 2025, 00:00:00
Not After: Dec 7, 2026, 23:59:59

Sectigo Public Server Authentication CA OV R40Sectigo Limited

Elephant2026h2

Subject

Common Name (CN): f5.com
Organization (O): F5, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Nov 6, 2025, 00:00:00
Not After: Dec 7, 2026, 23:59:59

Issuer

Common Name (CN): Sectigo Public Server Authentication CA OV R40
Organization (O): Sectigo Limited
Country / Territory (C): United Kingdom

CT Log

Elephant2026h2

f5.com

3 monthsNot Before: May 26, 2026, 00:00:00
Not After: Aug 24, 2026, 23:59:59

Sectigo Public Server Authentication CA DV R36Sectigo Limited

Argon2026h2

Subject

Common Name (CN): f5.com

Validity Period

Not Before: May 26, 2026, 00:00:00
Not After: Aug 24, 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

Argon2026h2

maintenance.f5.comF5, Inc.

1 yearNot Before: Apr 21, 2025, 00:00:00
Not After: May 21, 2026, 23:59:59

Entrust OV TLS Issuing RSA CA 2Entrust Limited

Oak2026h1

Subject

Common Name (CN): maintenance.f5.com
Organization (O): F5, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Apr 21, 2025, 00:00:00
Not After: May 21, 2026, 23:59:59

Issuer

Common Name (CN): Entrust OV TLS Issuing RSA CA 2
Organization (O): Entrust Limited
Country / Territory (C): Canada

CT Log

Oak2026h1

*.f5.comF5, Inc.

1 yearNot Before: Mar 6, 2025, 16:52:15
Not After: Apr 6, 2026, 16:52:14

Entrust Certification Authority - L1KEntrust, Inc.

Sphinx2026h1

Subject

Common Name (CN): *.f5.com
Organization (O): F5, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Mar 6, 2025, 16:52:15
Not After: Apr 6, 2026, 16:52:14

Issuer

Common Name (CN): Entrust Certification Authority - L1K
Organization (O): Entrust, Inc.
Country / Territory (C): United States

CT Log

Sphinx2026h1

exchange.f5net.comF5, Inc.

1 yearNot Before: Feb 4, 2025, 00:00:00
Not After: Mar 4, 2026, 23:59:59

Entrust OV TLS Issuing RSA CA 2Entrust Limited

Oak2026h1

Subject

Common Name (CN): exchange.f5net.com
Organization (O): F5, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Feb 4, 2025, 00:00:00
Not After: Mar 4, 2026, 23:59:59

Issuer

Common Name (CN): Entrust OV TLS Issuing RSA CA 2
Organization (O): Entrust Limited
Country / Territory (C): Canada

CT Log

Oak2026h1

f5.comF5, Inc.

1 yearNot Before: Oct 21, 2024, 21:51:38
Not After: Nov 21, 2025, 21:51:37

Entrust Certification Authority - L1KEntrust, Inc.

Nessie2025

Subject

Common Name (CN): f5.com
Organization (O): F5, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Oct 21, 2024, 21:51:38
Not After: Nov 21, 2025, 21:51:37

Issuer

Common Name (CN): Entrust Certification Authority - L1K
Organization (O): Entrust, Inc.
Country / Territory (C): United States

CT Log

Nessie2025

f5.com

3 monthsNot Before: Mar 12, 2025, 11:56:41
Not After: Jun 10, 2025, 11:56:40

E6Let's Encrypt

Xenon2025h1

Subject

Common Name (CN): f5.com

Validity Period

Not Before: Mar 12, 2025, 11:56:41
Not After: Jun 10, 2025, 11:56:40

Issuer

Common Name (CN): E6
Organization (O): Let's Encrypt
Country / Territory (C): United States

CT Log

Xenon2025h1

maintenance.f5.comF5, Inc.

1 yearNot Before: Apr 17, 2024, 14:44:38
Not After: May 17, 2025, 14:44:37

Entrust Certification Authority - L1KEntrust, Inc.

Nessie2025

Subject

Common Name (CN): maintenance.f5.com
Organization (O): F5, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Apr 17, 2024, 14:44:38
Not After: May 17, 2025, 14:44:37

Issuer

Common Name (CN): Entrust Certification Authority - L1K
Organization (O): Entrust, Inc.
Country / Territory (C): United States

CT Log

Nessie2025

f5.com

3 monthsNot Before: Jan 11, 2025, 12:54:08
Not After: Apr 11, 2025, 12:54:07

E6Let's Encrypt

Oak2025h1

Subject

Common Name (CN): f5.com

Validity Period

Not Before: Jan 11, 2025, 12:54:08
Not After: Apr 11, 2025, 12:54:07

Issuer

Common Name (CN): E6
Organization (O): Let's Encrypt
Country / Territory (C): United States

CT Log

Oak2025h1

f5.com

3 monthsNot Before: Nov 12, 2024, 13:50:39
Not After: Feb 10, 2025, 13:50:38

E6Let's Encrypt

Sycamore2025h1b

Subject

Common Name (CN): f5.com

Validity Period

Not Before: Nov 12, 2024, 13:50:39
Not After: Feb 10, 2025, 13:50:38

Issuer

Common Name (CN): E6
Organization (O): Let's Encrypt
Country / Territory (C): United States

CT Log

Sycamore2025h1b

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