Version: v3 Serial Number: 338338655937395509275836236140909734318170 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R11 Validity: Not Before: 2025-01-01 00:03 UTC Not After : 2025-04-01 00:03 UTC Subject: CommonName: exchange.kesa.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: C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9 Subject Key Identifier: E3:85:B1:E2:45:9F:6D:29:E3:46:5D:52:F3:DE:A6:B0:B9:41:A5:AA Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r11.o.lencr.org Issuing Certificate URL: http://r11.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: autodiscover.kesa.de exchange.kesa.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

Version: v3 Serial Number: 338338655937395509275836236140909734318170 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R11 Validity: Not Before: 2025-01-01 00:03 UTC Not After : 2025-04-01 00:03 UTC Subject: CommonName: exchange.kesa.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: C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9 Subject Key Identifier: E3:85:B1:E2:45:9F:6D:29:E3:46:5D:52:F3:DE:A6:B0:B9:41:A5:AA Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r11.o.lencr.org Issuing Certificate URL: http://r11.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: autodiscover.kesa.de exchange.kesa.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature: 28:43:08:48:56:63:70:A1:FF:FB:ED:07:44:44:ED:5A: 39:16:B7:05:FD:96:E5:26:6F:67:CB:45:72:4D:89:D6: 89:BC:22:19:D1:B3:3A:01:62:6C:6D:66:24:3C:A2:74: 5E:CE:03:13:ED:66:42:FF:EB:16:07:52:D3:41:C7:D5: 13:18:45:C6:11:87:A1:12:55:CF:1E:CF:48:D7:0B:E6: 66:D7:81:09:C6:E5:BD:2F:1F:B4:6A:EE:AB:BB:81:B4: 87:A9:07:87:82:F7:6F:CD:FD:C2:2A:72:94:50:3E:90: 76:A8:A4:71:EC:9D:8F:32:9E:AB:AD:4E:F2:8C:6F:A3: 60:7F:25:EB:88:B5:4E:1B:6C:87:1E:90:06:85:CE:23: AE:D6:3A:30:8F:86:1E:67:AA:0F:7D:9B:EE:AC:C6:11: A1:66:B4:95:D1:10:7C:3A:73:59:03:01:CB:B0:E3:E2: 28:7D:2F:1C:B3:96:4C:C9:2B:2C:D0:DE:F6:0D:21:73: D0:F4:53:48:2B:17:D2:6A:68:2D:9B:BC:C7:08:72:D3: 24:6C:FB:33:A5:37:DE:A4:D3:8F:5A:0A:D5:61:1F:98: 20:B3:1D:DF:AD:B6:56:17:C5:89:96:0C:88:E4:E9:5F: A7:B0:CC:76:65:1D:C2:09:4F:22:F9:B8:8A:5F:4C:8B

Version: v3 Serial Number: 383489968750066817465541407150567135173397 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R10 Validity: Not Before: 2024-12-01 00:02 UTC Not After : 2025-03-01 00:02 UTC Subject: CommonName: exchange.kesa.de Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (2048 bits) : 88:3D:32:C1:10:9E:CE:AF:E2:28:69:16:B2:2B:43:15: 13:E8:1D:DA:ED:7C:5A:2F:D3:10:92:98:15:FD:0C:3E: C4:82:11:37:2F:CC:55:81:BC:4D:C4:0F:64:7A:B6:86: C0:4F:19:84:43:84:DA:D3:76:FC:1B:0A:C7:16:9E:76: 8F:EC:E2:17:57:1B:37:FE:01:46:79:F4:39:C1:73:BF: 62:21:1A:38:FF:D2:0A:42:8F:3E:CB:37:AB:C0:67:18: 8B:06:5E:22:1F:59:4A:CD:89:D0:D2:F0:95:39:70:69: 65:4D:72:4F:04:9C:A5:88:0A:74:A8:C3:55:01:10:F8: 75:49:97:A2:B8:D8:09:F4:62:F4:74:A6:E7:23:52:C1: DD:68:E7:E0:E9:49:B8:DB:FF:04:C4:F7:E2:6E:86:7A: 0E:16:DC:35:AD:60:70:A0:09:4E:9C:AB:E4:8C:37:89: 9B:4B:11:B1:1E:B4:64:50:11:49:75:EA:36:5F:F0:B2: B6:01:7F:C1:04:20:55:56:C3:6F:BC:29:FE:EA:C2:47: BE:61:D6:93:57:46:65:1D:82:C0:0E:5F:70:42:5C:8B: A8:43:2D:5E:4F:80:C3:22:CB:BF:43:5C:BC:CD:B9:AD: 1A:B9:03:F4:82:4C:26:55:D1:E3:0D:57:58:87:65:4B Authority 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: E3:85:B1:E2:45:9F:6D:29:E3:46:5D:52:F3:DE:A6:B0:B9:41:A5:AA 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: autodiscover.kesa.de exchange.kesa.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

Version: v3 Serial Number: 367796435441962374280202834966772101725184 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R11 Validity: Not Before: 2024-10-01 11:05 UTC Not After : 2024-12-30 11:05 UTC Subject: CommonName: exchange.kesa.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: C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9 Subject Key Identifier: E3:85:B1:E2:45:9F:6D:29:E3:46:5D:52:F3:DE:A6:B0:B9:41:A5:AA Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r11.o.lencr.org Issuing Certificate URL: http://r11.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: autodiscover.kesa.de exchange.kesa.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

Version: v3 Serial Number: 390020083957511669430780759424156788628506 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R3 Validity: Not Before: 2024-03-31 23:01 UTC Not After : 2024-06-29 23:01 UTC Subject: CommonName: exchange.kesa.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: E3:85:B1:E2:45:9F:6D:29:E3:46:5D:52:F3:DE:A6:B0:B9:41:A5:AA 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: autodiscover.kesa.de exchange.kesa.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature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