Version: v3 Serial Number: 428381660691442234052011186852689902509428 Signature Algorithm: ECDSA-SHA384 Issuer: Country: US Organization: Let's Encrypt CommonName: E5 Validity: Not Before: 2024-12-13 22:56 UTC Not After : 2025-03-13 22:56 UTC Subject: CommonName: chat.ac-lange.de Subject Public Key Info: Public Key Algorithm: ECDSA Public Key: 25:C7:EA:A0:E4:9D:11:6B:8D:5C:47:0C:7D:90:AE:1C: 4F:CF:B6:2B:B2:49:61:F6:63:DA:AA:6A:AA:EF:6E:B8: 9D:C8:54:D8:0E:0D:41:E5:05:8F:10:66:A7:54:4D:F3: 5D:BD:C3:09:40:2B:66:0E:71:3B:06:01:25:99:9D:9F: 4E:C2:FE:38:39:95:EB:D7:32:85:F1:BE:C2:40:24:B2: 68:BC:80:63:7C:3D:CB:BC:D8:18:02:8F:3A:F0:4D:2E Authority Key Identifier: 9F:2B:5F:CF:3C:21:4F:9D:04:B7:ED:2B:2C:C4:C6:70:8B:D2:D7:0D Subject Key Identifier: 24:8F:1A:89:C5:89:74:A3:4C:05:9D:DA:D7:0E:B5:55:FD:7C:72:D9 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://e5.o.lencr.org Issuing Certificate URL: http://e5.i.lencr.org/ Key Usage: Digital Signature Extended Key Usage: Server Auth Client Auth DNS Names: chat.ac-lange.de Certificate Signature Algorithm: ECDSA-SHA384 Certificate Signature: 30:64:02:30:51:25:4D:C0:7D:50:CD:01:CF:21:8C:7A: 06:04:75:E8:6A:44:D7:82:2D:6C:73:35:B4:1E:7B:34: 93:6E:EE:28:EC:71:E4:82:B5:00:0E:13:74:ED:E1:74: 80:4E:C7:0B:02:30:1E:4D:A2:BB:7B:0F:88:CB:E0:86: 52:6C:13:9A:25:2F:4A:33:84:44:AC:FA:93:B4:4E:F9: 0B:C2:69:70:6D:46:6A:4C:5B:10:25:A9:27:3A:1C:6A: FF:AF:80:82:FF:A0

Version: v3 Serial Number: 304993109831129404926018959431454613836134 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R10 Validity: Not Before: 2024-11-24 20:06 UTC Not After : 2025-02-22 20:06 UTC Subject: CommonName: mail.ac-lange.de Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (3072 bits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uthority Key Identifier: BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8 Subject Key Identifier: A3:F1:78:1D:42:40:38:F7:6C:D6:AB:64:77:16:F1:4F:6B:B5:CF:45 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r10.o.lencr.org Issuing Certificate URL: http://r10.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: mail.ac-lange.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature: B3:C6:12:01:42:E2:C1:92:E1:CC:66:68:0E:67:30:10: 88:57:B3:74:F3:95:49:A5:59:A8:9F:21:B2:A8:88:89: 21:28:71:63:C6:96:2F:E5:7E:F9:96:79:BF:F9:9F:7F: 0B:4F:1A:3B:45:33:C7:42:8E:75:DD:67:1B:FD:32:7B: 62:71:E4:C6:52:1B:30:D8:BD:93:2D:6A:83:1F:59:04: B6:04:60:47:58:BB:2C:33:11:B9:CC:41:72:72:81:C1: 78:AF:E2:14:A3:67:D3:E7:18:17:0E:02:D7:AA:49:61: 17:16:6D:57:0E:0F:03:79:1F:F3:8F:FF:EF:EE:8F:04: FD:1D:F1:1D:B0:63:5D:0A:4A:DA:C1:03:02:1D:D2:A9: 44:47:BB:1E:D3:C6:3F:AC:48:8B:B8:0A:5C:7E:CA:81: 56:46:4D:37:40:8E:90:BA:A1:E1:44:52:9C:75:FA:4B: E3:FF:36:43:72:6B:B7:4F:93:A4:EF:42:94:DE:45:AB: C8:61:D4:CA:3D:7C:B6:42:45:4A:3A:C9:08:BA:7C:FE: 21:03:A3:E3:13:C6:22:DC:B4:2E:1A:B4:3F:29:40:2B: E4:9B:CC:5E:64:6D:07:43:9E:C4:95:B3:45:77:EC:30: 83:9A:CD:50:31:7D:FF:63:67:81:46:D0:D8:45:73:51

Version: v3 Serial Number: 304993109831129404926018959431454613836134 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R10 Validity: Not Before: 2024-11-24 20:06 UTC Not After : 2025-02-22 20:06 UTC Subject: CommonName: mail.ac-lange.de Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (3072 bits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uthority Key Identifier: BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8 Subject Key Identifier: A3:F1:78:1D:42:40:38:F7:6C:D6:AB:64:77:16:F1:4F:6B:B5:CF:45 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r10.o.lencr.org Issuing Certificate URL: http://r10.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: mail.ac-lange.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

Version: v3 Serial Number: 365828448616902882065067537964860931697574 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R3 Validity: Not Before: 2023-11-30 20:13 UTC Not After : 2024-02-28 20:13 UTC Subject: CommonName: marchiv.ac-lange.de Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (2048 bits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uthority Key Identifier: 14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6 Subject Key Identifier: 90:B1:58:49:38:2C:04:6D:FA:D7:62:3D:4A:52:98:38:21:E0:75:B4 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r3.o.lencr.org Issuing Certificate URL: http://r3.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: marchiv.ac-lange.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature: 27:87:DF:6B:3B:12:82:57:84:83:EF:44:BF:F8:4E:55: 39:41:1F:13:35:BA:4C:C0:13:1C:5F:1E:ED:7E:99:23: 7C:A0:92:2D:8D:9E:CE:86:5F:85:84:23:02:49:4F:31: 7E:BC:FB:C0:AC:C2:A3:22:2E:AD:0F:64:F5:02:C9:E5: 2A:36:D7:A8:0F:BC:E0:4A:1E:19:48:34:3E:65:E4:AB: 2B:55:C5:4C:79:6D:CC:BF:57:4B:9C:2D:B9:4C:79:8D: 62:AB:F8:A2:56:A4:3C:8E:80:2D:DF:23:3E:6E:36:0D: 1B:A3:E3:8F:38:14:AB:78:88:D6:21:25:66:AF:3B:71: EA:D2:51:91:D6:9A:55:AB:69:0B:50:65:D9:B2:37:79: 46:18:A2:FA:F2:51:CF:46:D0:C6:8D:75:AC:42:8F:95: 22:95:2F:1D:59:03:DD:3A:04:04:66:79:61:AE:88:48: B1:92:C7:18:19:2D:B0:8A:4F:22:46:95:54:DC:C6:60: 88:FB:9A:AD:8C:5A:BF:64:F8:AE:1F:45:E1:4C:2C:E5: 43:2F:C5:4A:3E:9C:6D:C6:55:A8:75:44:78:10:CE:E4: F6:29:3D:70:6A:B5:3D:9C:1B:29:08:8A:2A:06:22:C1: 07:65:EA:53:2B:B8:33:2A:E2:27:B0:20:7B:FF:22:24

Version: v3 Serial Number: 9803789706618675758436881751385530984 Signature Algorithm: SHA256-RSA Issuer: Country: GB Province: Greater Manchester Locality: Salford Organization: Sectigo Limited CommonName: Sectigo RSA Domain Validation Secure Server CA Validity: Not Before: 2024-11-21 00:00 UTC Not After : 2025-12-06 23:59 UTC Subject: CommonName: www.ac-lange.de Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (2048 bits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uthority Key Identifier: 8D:8C:5E:C4:54:AD:8A:E1:77:E9:9B:F9:9B:05:E1:B8:01:8D:61:E1 Subject Key Identifier: 0F:98:79:F7:A7:87:ED:72:2D:F2:69:1C:B9:B5:05:9D:9F:EF:31:0B Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://ocsp.sectigo.com Issuing Certificate URL: http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: www.ac-lange.de ac-lange.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature: 42:0B:83:11:71:F3:71:02:7B:C8:0C:49:66:5E:9D:FC: 28:70:72:1C:EF:AA:05:BD:D2:50:74:32:45:D3:33:1B: 2D:62:AD:7A:54:34:06:F4:09:FA:30:FE:50:D3:41:8E: 69:F8:04:DC:20:E2:25:B6:06:C9:EF:94:73:09:ED:45: E4:F0:43:A4:CA:A3:AF:7F:FE:99:14:60:36:1E:EF:19: 33:10:EF:E8:B7:A6:48:EA:88:01:E0:53:A1:5A:B8:CF: B1:4A:52:3B:A0:D0:0F:45:FC:F3:21:32:9D:A8:00:B0: 2E:0C:4B:A8:5E:BB:DB:05:77:AA:F3:C5:96:45:23:B0: 92:A0:2E:C7:CD:0B:72:99:70:C2:48:60:D2:FE:38:81: 1D:93:44:17:1C:86:9F:34:F5:9E:C9:12:AC:DA:D6:86: 6E:D7:5F:3C:49:AC:32:CB:1B:89:E7:DF:3E:83:8A:17: FD:4F:A6:B9:B7:CA:2C:EB:3E:9B:33:FE:54:F3:16:20: 16:76:39:04:15:00:66:3A:F3:1E:65:85:E8:4B:B6:E1: 25:87:23:04:64:4B:E3:85:C8:2F:6D:26:E0:74:B6:A7: D7:D8:55:37:DA:47:92:4B:93:38:A5:ED:78:0C:A3:F8: 10:3A:69:47:E5:03:30:9E:2E:7B:86:FD:56:34:2C:94