mail.dtnvrn.de

CN=mail.dtnvrn.de

Fingerprints: ac6d903cb4 22262aeb50 5c60de4ee0 cec237fc6a

Issuer:
CN=Let's Encrypt­ Authority X3,O=­Let's Encrypt,C=­US
CN=R11,O=Let's E­ncrypt,C=US
Serial:
3029600540569264­4705601937285712­1787162257
3574731563125331­7722027881627734­0453984066
3027869650524943­2879361481522693­3012756570
3329007026261309­4436460385332334­9104888414
Not valid before:
2020-07-28 08:04­:23 UTC
2020-09-26 08:49­:39 UTC
2020-11-25 15:58­:18 UTC
2025-01-26 22:08­:28 UTC
Not valid after:
2020-10-26 08:04­:23 UTC
2020-12-25 08:49­:39 UTC
2021-02-23 15:58­:18 UTC
2025-04-26 22:08­:27 UTC
Key size:
2048
3072
Signature Algorithm:
sha256WithRSAEnc­ryption
keyUsage:
Digital Signatur­e, Key Encipherm­ent
extendedKeyUsage:
TLS Web Server A­uthentication, T­LS Web Client Au­thentication
basicConstraints:
CA:FALSE
subjectKeyIdentifier:
A3:AF:AC:04:C9:F­6:AE:B6:DD:BD:D0­:D4:0C:4F:92:02:­5F:12:55:56
1A:2A:85:5A:E1:9­5:BC:B4:41:49:5C­:9E:4A:E6:EB:3F:­A5:72:94:17
FD:EE:91:38:1E:8­7:FF:41:04:21:48­:52:F6:C1:03:9D:­82:02:02:07
76:7A:16:22:DE:B­4:DF:F1:04:69:9B­:09:F1:3F:5E:9C:­ED:BC:A3:6F
authorityKeyIdentifier:
keyid:A8:4A:6A:6­3:04:7D:DD:BA:E6­:D1:39:B7:A6:45:­65:EF:F3:A8:EC:A­1
keyid:C5:CF:46:A­4:EA:F4:C3:C0:7A­:6C:95:C4:2D:B0:­5E:92:2F:26:E3:B­9
authorityInfoAccess:
OCSP - URI:http:­//ocsp.int-x3.le­tsencrypt.org­CA Issuers - URI­:http://cert.int­-x3.letsencrypt.­org/
OCSP - URI:http:­//r11.o.lencr.or­g­CA Issuers - URI­:http://r11.i.le­ncr.org/
subjectAltName:
DNS:imap.dtnvrn.­de, DNS:mail.dtn­vrn.de, DNS:smtp­.dtnvrn.de
certificatePolicies:
Policy: 2.23.140­.1.2.1­Policy: 1.3.6.1.­4.1.44947.1.1.1­ CPS: http://cp­s.letsencrypt.or­g
Policy: 2.23.140­.1.2.1
ct_precert_scts:
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­5E:A7:73:F9:DF:5­6:C0:E7:B5:36:48­:7D:D0:49:E0:32:­ ­7A:91:9A:0C:84:A­1:12:12:84:18:75­:96:81:71:45:58­ Timestamp : ­Jul 28 09:04:24.­029 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:1A:3­5:D0:9F:79:58:F4­:D2:0D:8D:84:6B:­ ­13:A0:02:5C:DC:C­D:55:5C:F6:25:1F­:3D:3B:C6:92:68:­ ­C4:B0:2D:5C:02:2­0:26:2E:5E:76:F8­:94:2C:05:08:0A:­ ­6E:92:9A:32:DE:1­E:51:49:24:4E:C9­:87:DA:FB:AF:F9:­ ­50:FE:3A:9A:70:9­F­Signed 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 : ­Jul 28 09:04:24.­049 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:F­8:59:46:BC:BA:4F­:7D:19:6C:74:5C:­ ­8F:7F:10:ED:D4:6­0:74:C8:88:58:03­:04:83:84:64:2A:­ ­55:5D:70:C2:07:0­2:21:00:FE:A5:FD­:D9:8A:83:84:58:­ ­BD:E9:54:E6:27:D­E:1D:59:36:34:54­:FC:53:C1:97:1C:­ ­2C:FC:04:1A:61:1­2:3F:A3
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­F0:95:A4:59:F2:0­0:D1:82:40:10:2D­:2F:93:88:8E:AD:­ ­4B:FE:1D:47:E3:9­9:E1:D0:34:A6:B0­:A8:AA:8E:B2:73­ Timestamp : ­Sep 26 09:49:39.­359 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:20:1A:A­C:DA:B9:25:AC:27­:50:90:94:0F:AA:­ ­7D:5D:62:9B:1D:A­D:0F:4E:77:CF:E0­:9C:2F:8A:98:C3:­ ­93:CC:8C:0A:02:2­1:00:CE:AA:08:E1­:43:F2:7F:96:A3:­ ­20:56:65:75:81:D­2:2B:B8:EC:4C:27­:D1:BF:13:4D:97:­ ­20:9F:7B:8B:30:3­4:FE­Signed 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 : ­Sep 26 09:49:39.­399 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:20:14:2­1:AA:1B:21:3E:E2­:EE:71:C1:84:D3:­ ­61:5F:2E:00:F2:D­2:BA:5D:57:E4:89­:9C:95:86:12:E8:­ ­D1:03:8D:DB:02:2­1:00:E1:CA:E4:AC­:B7:C3:AA:94:64:­ ­9F:4A:FA:F1:5A:D­4:AA:D4:C3:A3:BB­:52:65:47:85:09:­ ­CA:B4:8B:F5:12:3­6:6D
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 : ­Nov 25 16:58:18.­676 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:53:E­5:BF:BB:5C:D8:24­:F1:AB:42:9B:9F:­ ­C1:02:4C:1E:86:8­E:1D:3B:A2:D1:A6­:26:F8:C7:46:51:­ ­CC:84:39:2E:02:2­0:6B:DF:0A:4F:CB­:45:47:35:68:26:­ ­A2:4D:4A:FD:73:3­5:AE:55:B1:66:8E­:A3:1D:9F:BC:54:­ ­31:DE:4E:0E:E5:5­9­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­F6:5C:94:2F:D1:7­7:30:22:14:54:18­:08:30:94:56:8E:­ ­E3:4D:13:19:33:B­F:DF:0C:2F:20:0B­:CC:4E:F1:64:E3­ Timestamp : ­Nov 25 16:58:18.­633 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:6D:6­6:88:51:2F:B1:1E­:D9:63:99:6C:A9:­ ­09:97:E0:11:4A:3­7:8B:A1:40:66:E5­:AE:19:2B:84:AE:­ ­C5:A3:64:2E:02:2­0:2A:F5:27:1A:68­:4E:15:75:9D:24:­ ­49:C6:71:36:B1:A­5:CC:66:63:2D:69­:78:7B:05:13:E4:­ ­86:48:65:B4:11:2­C
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­73:20:22:0F:08:1­6:8A:F9:F3:C4:A6­:8B:0A:B2:6A:9A:­ ­4A:00:EE:F5:77:8­5:8A:08:4D:05:00­:D4:A5:42:44:59­ Timestamp : ­Jan 26 23:06:58.­388 2025 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:8­2:B9:1C:02:ED:08­:1C:17:90:A2:DE:­ ­10:7E:85:56:FC:C­7:8B:E5:C3:5A:A3­:6E:08:E8:76:1A:­ ­DA:4D:02:97:D5:0­2:21:00:CA:7B:CB­:D3:B3:96:B8:31:­ ­4B:24:49:5A:C0:7­D:F7:D2:0F:EE:7F­:2C:7A:32:BC:07:­ ­98:8B:22:BE:C8:B­2:AF:6D­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­A2:E3:0A:E4:45:E­F:BD:AD:9B:7E:38­:ED:47:67:77:53:­ ­D7:82:5B:84:94:D­7:2B:5E:1B:2C:C4­:B9:50:A4:47:E7­ Timestamp : ­Jan 26 23:06:58.­394 2025 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:21:00:B­8:85:3C:92:B3:32­:3A:B4:07:7D:26:­ ­9E:27:8E:C7:5E:8­F:F7:7D:CE:9C:03­:EC:4F:B6:30:3A:­ ­75:2D:E7:59:2A:0­2:20:5A:62:FF:75­:15:C8:09:BA:24:­ ­DA:6C:ED:B8:B8:4­B:57:65:EC:C4:E6­:82:66:78:0A:65:­ ­DA:81:DA:8E:45:6­A:06

Certificates

Fingerprint Issuer Serial Public Key Download Tools
ac6d­903c­b4a4­cca2­2f5f­b96c­228f­a4b4­cb0b­f5e1 Let's Encrypt Authority X3 3029­6005­4056­9264­4705­6019­3728­5712­1787­1622­57 ac6d903cb4 TLSA
2226­2aeb­508a­d73b­2d38­277a­b14b­824e­1d5d­b0ce Let's Encrypt Authority X3 3574­7315­6312­5331­7722­0278­8162­7734­0453­9840­66 22262aeb50 TLSA
5c60­de4e­e043­dc7e­8584­b2b8­d30a­3b91­d170­87d9 Let's Encrypt Authority X3 3027­8696­5052­4943­2879­3614­8152­2693­3012­7565­70 5c60de4ee0 TLSA
cec2­37fc­6a7a­07d9­fec0­b709­f102­ca37­05d0­61ab R11 3329­0070­2626­1309­4436­4603­8533­2334­9104­8884­14 cec237fc6a TLSA