Version: v3 Serial Number: 418182173491425196750026549398029146089254 Signature Algorithm: ECDSA-SHA384 Issuer: Country: US Organization: Let's Encrypt CommonName: E6 Validity: Not Before: 2025-01-01 00:10 UTC Not After : 2025-04-01 00:10 UTC Subject: CommonName: portal.weinkopf-ingenieure.de Subject Public Key Info: Public Key Algorithm: ECDSA Public Key: E9:80:9C:93:95:F8:15:4B:10:E2:A9:5B:E1:64:03:99: 1A:6B:4E:7E:0A:E1:83:6C:4A:83:DE:10:D2:3A:29:F9: 7A:BC:D2:3D:12:AD:9E:6A:3D:D7:F9:3F:C0:4E:43:16: 5E:66:4C:30:A6:20:21:B3:4C:8E:92:50:91:61:BF:66: 1F:D1:E6:A7:6C:A6:59:4C:85:D4:F5:0A:0F:9C:7E:2B: 68:25:8B:98:A6:18:1A:54:59:A8:66:D6:21:E8:C2:01 Authority Key Identifier: 93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2 Subject Key Identifier: BE:BA:CF:AA:CF:CB:DD:45:A9:9E:3C:9A:75:67:04:87:CA:0D:30:B5 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://e6.o.lencr.org Issuing Certificate URL: http://e6.i.lencr.org/ Key Usage: Digital Signature Extended Key Usage: Server Auth Client Auth DNS Names: portal.weinkopf-ingenieure.de Certificate Signature Algorithm: ECDSA-SHA384 Certificate Signature: 30:65:02:31:00:A7:6C:DC:3D:41:CB:D6:F2:3B:83:50: E0:6E:DC:FC:CC:F9:F1:2F:6B:27:DC:90:8D:4D:CD:B1: 76:E0:EC:6B:CC:37:52:1B:0E:79:D7:F3:7D:07:0D:87: 73:F6:25:01:6A:02:30:03:6E:52:5B:2F:2C:E6:87:23: 7A:56:12:75:E5:93:A0:32:9F:A4:E9:39:07:8C:2A:D7: 30:0C:E1:AF:97:25:AA:EA:63:BA:F1:C7:0F:E7:F1:18: 9B:D0:63:AB:A9:3E:F9

Version: v3 Serial Number: 418182173491425196750026549398029146089254 Signature Algorithm: ECDSA-SHA384 Issuer: Country: US Organization: Let's Encrypt CommonName: E6 Validity: Not Before: 2025-01-01 00:10 UTC Not After : 2025-04-01 00:10 UTC Subject: CommonName: portal.weinkopf-ingenieure.de Subject Public Key Info: Public Key Algorithm: ECDSA Public Key: E9:80:9C:93:95:F8:15:4B:10:E2:A9:5B:E1:64:03:99: 1A:6B:4E:7E:0A:E1:83:6C:4A:83:DE:10:D2:3A:29:F9: 7A:BC:D2:3D:12:AD:9E:6A:3D:D7:F9:3F:C0:4E:43:16: 5E:66:4C:30:A6:20:21:B3:4C:8E:92:50:91:61:BF:66: 1F:D1:E6:A7:6C:A6:59:4C:85:D4:F5:0A:0F:9C:7E:2B: 68:25:8B:98:A6:18:1A:54:59:A8:66:D6:21:E8:C2:01 Authority Key Identifier: 93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2 Subject Key Identifier: BE:BA:CF:AA:CF:CB:DD:45:A9:9E:3C:9A:75:67:04:87:CA:0D:30:B5 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://e6.o.lencr.org Issuing Certificate URL: http://e6.i.lencr.org/ Key Usage: Digital Signature Extended Key Usage: Server Auth Client Auth DNS Names: portal.weinkopf-ingenieure.de Certificate Signature Algorithm: ECDSA-SHA384 Certificate Signature: 30:65:02:31:00:A7:6C:DC:3D:41:CB:D6:F2:3B:83:50: E0:6E:DC:FC:CC:F9:F1:2F:6B:27:DC:90:8D:4D:CD:B1: 76:E0:EC:6B:CC:37:52:1B:0E:79:D7:F3:7D:07:0D:87: 73:F6:25:01:6A:02:30:03:6E:52:5B:2F:2C:E6:87:23: 7A:56:12:75:E5:93:A0:32:9F:A4:E9:39:07:8C:2A:D7: 30:0C:E1:AF:97:25:AA:EA:63:BA:F1:C7:0F:E7:F1:18: 9B:D0:63:AB:A9:3E:F9

Version: v3 Serial Number: 412961830092589448425616599841381693784609 Signature Algorithm: ECDSA-SHA384 Issuer: Country: US Organization: Let's Encrypt CommonName: E5 Validity: Not Before: 2024-11-01 10:10 UTC Not After : 2025-01-30 10:10 UTC Subject: CommonName: portal.weinkopf-ingenieure.de Subject Public Key Info: Public Key Algorithm: ECDSA Public Key: 27:78:DF:4D:1E:D1:52:ED:2F:DC:E0:69:A1:87:77:2A: 6E:09:60:6D:05:BA:5D:94:91:8E:D9:2F:F7:D1:AF:1B: AD:68:1A:BF:31:98:BF:96:98:66:EC:3E:5B:56:ED:A0: 91:B4:FE:74:F8:1C:0C:63:05:D6:E1:B8:84:D1:FD:0A: 86:3D:C6:54:96:95:50:FD:20:C5:8A:E7:9A:B5:84:1D: 70:31:B4:79:8A:50:12:30:2D:A2:5D:FA:52:90:1E:9D 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: C1:E3:C3:61:1B:74:27:6C:F8:6B:43:42:65:0C:C5:DE:68:4F:47:E2 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: portal.weinkopf-ingenieure.de Certificate Signature Algorithm: ECDSA-SHA384 Certificate Signature: 30:66:02:31:00:A2:5A:EC:AD:EF:6F:D9:AB:E4:D6:3A: C8:44:E4:BD:C2:16:FF:BD:3A:A3:38:6E:CA:84:B6:EA: 24:75:CD:AA:52:7F:21:24:89:71:96:26:1F:F4:E5:F4: E9:BC:8F:27:D3:02:31:00:8D:3B:DB:6F:CA:1F:7B:CE: BA:BF:FA:4B:4F:63:34:1F:14:60:EE:F4:02:96:51:DF: A3:AE:79:88:8F:3F:5C:D9:74:5D:C3:70:31:E2:4E:10: F6:B5:15:29:3E:94:F1:89

Version: v3 Serial Number: 343527572088114676851429591351374008432806 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R11 Validity: Not Before: 2024-09-30 10:22 UTC Not After : 2024-12-29 10:22 UTC Subject: CommonName: weinkopf-ingenieure.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: 4B:F7:F6:35:E8:DF:6D:3C:0D:89:2D:43:E6:95:24:DE:14:0E:88:3F 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: weinkopf-ingenieure.de www.weinkopf-ingenieure.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

Version: v3 Serial Number: 343527572088114676851429591351374008432806 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R11 Validity: Not Before: 2024-09-30 10:22 UTC Not After : 2024-12-29 10:22 UTC Subject: CommonName: weinkopf-ingenieure.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: 4B:F7:F6:35:E8:DF:6D:3C:0D:89:2D:43:E6:95:24:DE:14:0E:88:3F 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: weinkopf-ingenieure.de www.weinkopf-ingenieure.de Certificate Signature Algorithm: SHA256-RSA Certificate Signature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