frontier.com Domain Information

DNS records

1.1.1.1 Resolver query results

Subject	Validity Period	Issuer	CT Log
*.frontier.comFrontier Communications Parent, Inc.	1 yearNot Before: Mar 11, 2026, 00:00:00 Not After: Mar 10, 2027, 23:59:59	Entrust OV TLS Issuing RSA CA 2Entrust Limited	Xenon2027h1
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Parent, Inc. Country / Territory (C) United States Validity Period Not Before Mar 11, 2026, 00:00:00 Not After Mar 10, 2027, 23:59:59 Issuer Common Name (CN) Entrust OV TLS Issuing RSA CA 2 Organization (O) Entrust Limited Country / Territory (C) Canada CT Log Xenon2027h1
*.frontier.comFrontier Communications Parent, Inc.	1 yearNot Before: Mar 11, 2026, 00:00:00 Not After: Mar 10, 2027, 23:59:59	Entrust OV TLS Issuing ECC CA 2Entrust Limited	Xenon2027h1
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Parent, Inc. Country / Territory (C) United States Validity Period Not Before Mar 11, 2026, 00:00:00 Not After Mar 10, 2027, 23:59:59 Issuer Common Name (CN) Entrust OV TLS Issuing ECC CA 2 Organization (O) Entrust Limited Country / Territory (C) Canada CT Log Xenon2027h1
*.frontier.comFRONTIER COMMUNICATIONS CORPORATION	7 monthsNot Before: Jun 10, 2026, 00:00:00 Not After: Dec 25, 2026, 23:59:59	GeoTrust TLS RSA CA G1DigiCert Inc	Sphinx2026h2
Subject Common Name (CN) *.frontier.com Organization (O) FRONTIER COMMUNICATIONS CORPORATION Country / Territory (C) United States Validity Period Not Before Jun 10, 2026, 00:00:00 Not After Dec 25, 2026, 23:59:59 Issuer Common Name (CN) GeoTrust TLS RSA CA G1 Organization (O) DigiCert Inc Country / Territory (C) United States CT Log Sphinx2026h2
*.frontier.comFrontier Communications Parent, Inc.	7 monthsNot Before: Jun 8, 2026, 00:00:00 Not After: Dec 23, 2026, 23:59:59	Entrust OV TLS Issuing RSA CA 2Entrust Limited	Sycamore2027h1
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Parent, Inc. Country / Territory (C) United States Validity Period Not Before Jun 8, 2026, 00:00:00 Not After Dec 23, 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 Sycamore2027h1
*.frontier.comFrontier Communications Parent, Inc.	7 monthsNot Before: Jun 8, 2026, 00:00:00 Not After: Dec 23, 2026, 23:59:59	Entrust OV TLS Issuing RSA CA 2Entrust Limited	Argon2026h2
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Parent, Inc. Country / Territory (C) United States Validity Period Not Before Jun 8, 2026, 00:00:00 Not After Dec 23, 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 Argon2026h2
*.frontier.comFrontier Communications Of America, Inc.	1 yearNot Before: Jun 30, 2025, 00:00:00 Not After: Jun 29, 2026, 23:59:59	GeoTrust TLS RSA CA G1DigiCert Inc	Gouda2026h1
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Of America, Inc. Country / Territory (C) United States Validity Period Not Before Jun 30, 2025, 00:00:00 Not After Jun 29, 2026, 23:59:59 Issuer Common Name (CN) GeoTrust TLS RSA CA G1 Organization (O) DigiCert Inc Country / Territory (C) United States CT Log Gouda2026h1
*.frontier.comFrontier Communications Parent, Inc.	1 yearNot Before: Jun 4, 2025, 00:00:00 Not After: Jun 26, 2026, 23:59:59	Entrust OV TLS Issuing RSA CA 2Entrust Limited	Trustasia2026b
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Parent, Inc. Country / Territory (C) United States Validity Period Not Before Jun 4, 2025, 00:00:00 Not After Jun 26, 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 Trustasia2026b
*.frontier.comFrontier Communications	1 yearNot Before: Jun 18, 2024, 14:22:58 Not After: Jul 13, 2025, 14:22:57	Entrust Certification Authority - L1KEntrust, Inc.	Argon2025h2
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Country / Territory (C) United States Validity Period Not Before Jun 18, 2024, 14:22:58 Not After Jul 13, 2025, 14:22:57 Issuer Common Name (CN) Entrust Certification Authority - L1K Organization (O) Entrust, Inc. Country / Territory (C) United States CT Log Argon2025h2
*.frontier.comFrontier Communications	1 yearNot Before: Jun 18, 2024, 14:36:04 Not After: Jul 8, 2025, 14:36:02	Entrust Certification Authority - L1KEntrust, Inc.	Argon2025h2
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Country / Territory (C) United States Validity Period Not Before Jun 18, 2024, 14:36:04 Not After Jul 8, 2025, 14:36:02 Issuer Common Name (CN) Entrust Certification Authority - L1K Organization (O) Entrust, Inc. Country / Territory (C) United States CT Log Argon2025h2
*.frontier.comFrontier Communications	1 yearNot Before: Jun 26, 2024, 15:18:35 Not After: Jun 26, 2025, 15:18:34	Entrust Certification Authority - L1KEntrust, Inc.	Mammoth2025h1
Subject Common Name (CN) *.frontier.com Organization (O) Frontier Communications Country / Territory (C) United States Validity Period Not Before Jun 26, 2024, 15:18:35 Not After Jun 26, 2025, 15:18:34 Issuer Common Name (CN) Entrust Certification Authority - L1K Organization (O) Entrust, Inc. Country / Territory (C) United States CT Log Mammoth2025h1

Subject

Validity Period

Issuer

CT Log

*.frontier.comFrontier Communications Parent, Inc.

1 yearNot Before: Mar 11, 2026, 00:00:00
Not After: Mar 10, 2027, 23:59:59

Entrust OV TLS Issuing RSA CA 2Entrust Limited

Xenon2027h1

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications Parent, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Mar 11, 2026, 00:00:00
Not After: Mar 10, 2027, 23:59:59

Issuer

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

CT Log

Xenon2027h1

*.frontier.comFrontier Communications Parent, Inc.

1 yearNot Before: Mar 11, 2026, 00:00:00
Not After: Mar 10, 2027, 23:59:59

Entrust OV TLS Issuing ECC CA 2Entrust Limited

Xenon2027h1

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications Parent, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Mar 11, 2026, 00:00:00
Not After: Mar 10, 2027, 23:59:59

Issuer

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

CT Log

Xenon2027h1

*.frontier.comFRONTIER COMMUNICATIONS CORPORATION

7 monthsNot Before: Jun 10, 2026, 00:00:00
Not After: Dec 25, 2026, 23:59:59

GeoTrust TLS RSA CA G1DigiCert Inc

Sphinx2026h2

Subject

Common Name (CN): *.frontier.com
Organization (O): FRONTIER COMMUNICATIONS CORPORATION
Country / Territory (C): United States

Validity Period

Not Before: Jun 10, 2026, 00:00:00
Not After: Dec 25, 2026, 23:59:59

Issuer

Common Name (CN): GeoTrust TLS RSA CA G1
Organization (O): DigiCert Inc
Country / Territory (C): United States

CT Log

Sphinx2026h2

*.frontier.comFrontier Communications Parent, Inc.

7 monthsNot Before: Jun 8, 2026, 00:00:00
Not After: Dec 23, 2026, 23:59:59

Entrust OV TLS Issuing RSA CA 2Entrust Limited

Sycamore2027h1

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications Parent, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Jun 8, 2026, 00:00:00
Not After: Dec 23, 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

Sycamore2027h1

*.frontier.comFrontier Communications Parent, Inc.

7 monthsNot Before: Jun 8, 2026, 00:00:00
Not After: Dec 23, 2026, 23:59:59

Entrust OV TLS Issuing RSA CA 2Entrust Limited

Argon2026h2

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications Parent, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Jun 8, 2026, 00:00:00
Not After: Dec 23, 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

Argon2026h2

*.frontier.comFrontier Communications Of America, Inc.

1 yearNot Before: Jun 30, 2025, 00:00:00
Not After: Jun 29, 2026, 23:59:59

GeoTrust TLS RSA CA G1DigiCert Inc

Gouda2026h1

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications Of America, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Jun 30, 2025, 00:00:00
Not After: Jun 29, 2026, 23:59:59

Issuer

Common Name (CN): GeoTrust TLS RSA CA G1
Organization (O): DigiCert Inc
Country / Territory (C): United States

CT Log

Gouda2026h1

*.frontier.comFrontier Communications Parent, Inc.

1 yearNot Before: Jun 4, 2025, 00:00:00
Not After: Jun 26, 2026, 23:59:59

Entrust OV TLS Issuing RSA CA 2Entrust Limited

Trustasia2026b

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications Parent, Inc.
Country / Territory (C): United States

Validity Period

Not Before: Jun 4, 2025, 00:00:00
Not After: Jun 26, 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

Trustasia2026b

*.frontier.comFrontier Communications

1 yearNot Before: Jun 18, 2024, 14:22:58
Not After: Jul 13, 2025, 14:22:57

Entrust Certification Authority - L1KEntrust, Inc.

Argon2025h2

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications
Country / Territory (C): United States

Validity Period

Not Before: Jun 18, 2024, 14:22:58
Not After: Jul 13, 2025, 14:22:57

Issuer

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

CT Log

Argon2025h2

*.frontier.comFrontier Communications

1 yearNot Before: Jun 18, 2024, 14:36:04
Not After: Jul 8, 2025, 14:36:02

Entrust Certification Authority - L1KEntrust, Inc.

Argon2025h2

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications
Country / Territory (C): United States

Validity Period

Not Before: Jun 18, 2024, 14:36:04
Not After: Jul 8, 2025, 14:36:02

Issuer

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

CT Log

Argon2025h2

*.frontier.comFrontier Communications

1 yearNot Before: Jun 26, 2024, 15:18:35
Not After: Jun 26, 2025, 15:18:34

Entrust Certification Authority - L1KEntrust, Inc.

Mammoth2025h1

Subject

Common Name (CN): *.frontier.com
Organization (O): Frontier Communications
Country / Territory (C): United States

Validity Period

Not Before: Jun 26, 2024, 15:18:35
Not After: Jun 26, 2025, 15:18:34

Issuer

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

CT Log

Mammoth2025h1

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