mail.core-networks.de

CN=mail.core-networks.de

Fingerprints: 7d9c877606 01bbe68112 b8eb93884e 1286cbba5b 96951f1136

Issuer:
CN=Let's Encrypt­ Authority X3,O=­Let's Encrypt,C=­US
CN=R3,O=Let's En­crypt,C=US
Serial:
2669876291195953­0907937698703466­3274178371
3639911602403481­6340557268799626­9920440757
2730388840454323­0978231970779446­6907729049
4216586336065972­8574410250761482­4473797950
3591272799598563­1545549919958871­0541436678
Not valid before:
2020-03-19 05:59­:01 UTC
2020-06-05 06:55­:47 UTC
2020-08-26 05:58­:32 UTC
2020-11-16 05:16­:32 UTC
2021-04-27 03:43­:38 UTC
Not valid after:
2020-06-17 05:59­:01 UTC
2020-09-03 06:55­:47 UTC
2020-11-24 05:58­:32 UTC
2021-02-14 05:16­:32 UTC
2021-07-26 03:43­:38 UTC
Key size:
2048
Signature Algorithm:
sha256WithRSAEnc­ryption
keyUsage:
Digital Signatur­e, Key Encipherm­ent
extendedKeyUsage:
TLS Web Server A­uthentication, T­LS Web Client Au­thentication
basicConstraints:
CA:FALSE
subjectKeyIdentifier:
DF:6F:7E:F0:41:1­1:21:D0:3C:C1:17­:10:82:21:64:2A:­99:FC:67:77
authorityKeyIdentifier:
keyid:A8:4A:6A:6­3:04:7D:DD:BA:E6­:D1:39:B7:A6:45:­65:EF:F3:A8:EC:A­1
keyid:14:2E:B3:1­7:B7:58:56:CB:AE­:50:09:40:E6:1F:­AF:9D:8B:14:C2:C­6
authorityInfoAccess:
OCSP - URI:http:­//ocsp.int-x3.le­tsencrypt.org­CA Issuers - URI­:http://cert.int­-x3.letsencrypt.­org/
OCSP - URI:http:­//r3.o.lencr.org­CA Issuers - URI­:http://r3.i.len­cr.org/
subjectAltName:
DNS:mail.core-ne­tworks.de, DNS:m­x.core-networks.­com, DNS:mx.core­-networks.de, DN­S:mx.core-networ­ks.eu, DNS:mx1.c­ore-networks.de,­ DNS:mx2.core-ne­tworks.de, DNS:m­x2.core-networks­.eu, DNS:mx3.cor­e-networks.com, ­DNS:mx3.core-net­works.de
certificatePolicies:
Policy: 2.23.140­.1.2.1­Policy: 1.3.6.1.­4.1.44947.1.1.1­ CPS: http://cp­s.letsencrypt.or­g
ct_precert_scts:
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­6F:53:76:AC:31:F­0:31:19:D8:99:00­:A4:51:15:FF:77:­ ­15:1C:11:D9:02:C­1:00:29:06:8D:B2­:08:9A:37:D9:13­ Timestamp : ­Mar 19 06:59:02.­089 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:34:4­9:7A:58:FD:0B:D9­:00:61:AA:AE:04:­ ­F2:58:0C:8A:E5:B­D:31:60:5C:74:FF­:7F:7E:2C:D6:F5:­ ­99:AA:93:21:02:2­0:79:10:FD:48:06­:25:78:1E:71:1A:­ ­10:3E:CC:9B:0F:F­A:F5:F8:0D:E3:8C­:FD:4C:F3:97:63:­ ­A7:EB:5F:E1:AF:E­E­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­B2:1E:05:CC:8B:A­2:CD:8A:20:4E:87­:66:F9:2B:B9:8A:­ ­25:20:67:6B:DA:F­A:70:E7:B2:49:53­:2D:EF:8B:90:5E­ Timestamp : ­Mar 19 06:59:02.­349 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:D­C:F7:20:B1:48:9B­:4D:9A:37:4C:C3:­ ­46:0A:31:AF:48:2­A:DA:E7:6C:CC:BB­:DA:5E:96:9A:53:­ ­C6:CD:CC:FB:61:0­2:21:00:8B:00:94­:83:62:D6:DA:36:­ ­F0:8C:85:91:84:3­F:DD:D2:27:79:4B­:D0:50:CB:BE:9F:­ ­C0:5C:C7:FD:2A:5­A:95:0B
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­E7:12:F2:B0:37:7­E:1A:62:FB:8E:C9­:0C:61:84:F1:EA:­ ­7B:37:CB:56:1D:1­1:26:5B:F3:E0:F3­:4B:F2:41:54:6E­ Timestamp : ­Jun 5 07:55:48.­052 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:20:35:B­A:7F:2A:B9:8E:2F­:DA:D4:A8:B1:11:­ ­C2:99:F3:CA:A2:D­2:2C:C3:8D:D5:66­:F8:D1:9B:2D:C8:­ ­11:94:BD:65:02:2­1:00:EB:7B:A7:1D­:42:45:76:46:DE:­ ­99:03:7E:3A:9D:7­A:28:42:88:F3:40­:B5:BD:10:24:66:­ ­B0:F6:C5:6A:BE:8­3:1A­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­07:B7:5C:1B:E5:7­D:68:FF:F1:B0:C6­:1D:23:15:C7:BA:­ ­E6:57:7C:57:94:B­7:6A:EE:BC:61:3A­:1A:69:D3:A2:1C­ Timestamp : ­Jun 5 07:55:48.­103 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:9­1:F2:79:7E:1D:28­:63:55:70:91:F2:­ ­98:F7:47:2E:FB:4­5:96:D4:1B:27:37­:FC:85:81:28:98:­ ­B0:C2:DB:07:06:0­2:21:00:84:61:E6­:9A:A3:0D:30:44:­ ­DB:2C:CC:1B:2E:7­2:7A:21:D2:00:F3­:1C:16:69:35:F0:­ ­CE:F5:7C:2B:DD:F­2:B2:13
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­E7:12:F2:B0:37:7­E:1A:62:FB:8E:C9­:0C:61:84:F1:EA:­ ­7B:37:CB:56:1D:1­1:26:5B:F3:E0:F3­:4B:F2:41:54:6E­ Timestamp : ­Aug 26 06:58:32.­530 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:E­9:10:69:83:C5:D0­:DC:EE:26:AA:DE:­ ­F8:C6:BD:55:D8:4­C:B1:F3:7A:35:71­:80:57:50:23:ED:­ ­83:94:B6:14:1E:0­2:21:00:E4:7E:23­:20:40:32:22:0B:­ ­55:2B:1E:88:48:7­E:AE:6A:C6:F2:42­:91:15:91:01:0D:­ ­C0:A7:AB:A8:5D:4­9:6A:F9­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­07:B7:5C:1B:E5:7­D:68:FF:F1:B0:C6­:1D:23:15:C7:BA:­ ­E6:57:7C:57:94:B­7:6A:EE:BC:61:3A­:1A:69:D3:A2:1C­ Timestamp : ­Aug 26 06:58:32.­576 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:20:72:3­6:4F:D2:2B:00:62­:75:3B:1E:ED:DB:­ ­F6:FC:84:66:7C:1­4:FF:51:90:7E:0B­:67:F9:A0:99:85:­ ­7E:4D:56:E1:02:2­1:00:9A:8C:94:28­:9F:07:9F:86:65:­ ­1A:63:21:6B:D5:8­D:49:B2:0E:03:81­:A3:CE:17:58:77:­ ­90:E6:C0:C2:DB:2­8:1E
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­5C:DC:43:92:FE:E­6:AB:45:44:B1:5E­:9A:D4:56:E6:10:­ ­37:FB:D5:FA:47:D­C:A1:73:94:B2:5E­:E6:F6:C7:0E:CA­ Timestamp : ­Nov 16 06:16:32.­818 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:3B:E­3:E0:84:49:DE:62­:1D:C3:84:AF:5E:­ ­81:8E:76:EF:BF:8­E:6C:29:23:F0:78­:75:B3:E9:24:28:­ ­66:4E:1A:20:02:2­0:07:9D:48:E9:5D­:8E:D1:D3:E1:68:­ ­36:7A:AF:A6:EA:B­0:5F:A0:CC:A6:C5­:6A:BA:D2:E4:F5:­ ­77:C2:31:1E:8D:4­4­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­7D:3E:F2:F8:8F:F­F:88:55:68:24:C2­:C0:CA:9E:52:89:­ ­79:2B:C5:0E:78:0­9:7F:2E:6A:97:68­:99:7E:22:F0:D7­ Timestamp : ­Nov 16 06:16:32.­850 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:21:00:9­8:7A:E6:2C:F5:F6­:B2:07:0B:43:ED:­ ­F7:0E:EC:C4:F7:B­C:34:9D:3E:E5:CF­:C1:50:42:25:69:­ ­63:5B:F9:D8:A1:0­2:20:54:19:55:53­:C6:1E:52:9E:2F:­ ­A8:AE:5E:41:40:5­B:6F:0B:69:8C:60­:FD:84:7D:9A:72:­ ­83:DD:33:98:4B:F­7:3D
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­94:20:BC:1E:8E:D­5:8D:6C:88:73:1F­:82:8B:22:2C:0D:­ ­D1:DA:4D:5E:6C:4­F:94:3D:61:DB:4E­:2F:58:4D:A2:C2­ Timestamp : ­Apr 27 04:43:38.­671 2021 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:B­5:20:ED:9C:F8:E1­:38:D3:80:63:EF:­ ­86:05:C9:D8:1D:C­1:F8:5C:75:9F:8C­:7D:20:03:8F:9A:­ ­99:91:18:CB:9D:0­2:21:00:CB:2F:7B­:8F:DE:D2:6A:DB:­ ­F6:3C:F3:19:AC:3­D:5F:76:3C:38:5D­:02:98:85:82:69:­ ­6C:14:3D:43:93:B­3:56:D2­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­7D:3E:F2:F8:8F:F­F:88:55:68:24:C2­:C0:CA:9E:52:89:­ ­79:2B:C5:0E:78:0­9:7F:2E:6A:97:68­:99:7E:22:F0:D7­ Timestamp : ­Apr 27 04:43:38.­759 2021 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:20:2D:8­A:56:71:BD:31:16­:0F:DA:9E:57:18:­ ­89:58:90:F5:E1:E­A:FD:5D:6C:5B:FC­:9F:E6:7E:EF:B5:­ ­FE:A5:FD:84:02:2­1:00:CE:D3:05:AC­:D7:4E:AB:15:08:­ ­DA:4A:63:5A:29:A­0:BE:37:03:6E:2E­:6C:FF:F0:CB:A9:­ ­16:92:29:2D:69:6­B:57

Certificates

Fingerprint Issuer Serial Public Key Download Tools
7d9c­8776­067c­d7c5­8252­fead­76e4­a519­64e0­8eb5 Let's Encrypt Authority X3 2669­8762­9119­5953­0907­9376­9870­3466­3274­1783­71 7d9c877606 TLSA
01bb­e681­121d­eba3­0aeb­b1d6­1028­2b13­9fce­84ff Let's Encrypt Authority X3 3639­9116­0240­3481­6340­5572­6879­9626­9920­4407­57 01bbe68112 TLSA
b8eb­9388­4e4b­64bf­73d4­5cd7­6b28­45e0­541e­c5cb Let's Encrypt Authority X3 2730­3888­4045­4323­0978­2319­7077­9446­6907­7290­49 b8eb93884e TLSA
1286­cbba­5bd8­454d­b89c­2ae5­d314­3a86­2ead­1c8a Let's Encrypt Authority X3 4216­5863­3606­5972­8574­4102­5076­1482­4473­7979­50 1286cbba5b TLSA
9695­1f11­3637­ea01­4dac­9563­2bce­cfb6­1666­31ee R3 3591­2727­9959­8563­1545­5499­1995­8871­0541­4366­78 96951f1136 TLSA