mx2.seznam.cz

CN=mx2.seznam.cz

Fingerprints: e2a2c1a057 89d3c13f29 8513f068e1 15d8800390

Issuer:
CN=Let's Encrypt­ Authority X3,O=­Let's Encrypt,C=­US
CN=R3,O=Let's En­crypt,C=US
Serial:
2768978165085822­3266204045971796­3932461416
3304731545093583­4341129420366195­2449138339
3954420434524832­4101707009638241­0764481036
3136992339281055­0948538287873824­5703351654
Not valid before:
2020-03-31 07:23­:39 UTC
2020-06-08 08:30­:55 UTC
2020-12-21 15:01­:48 UTC
2021-04-20 14:01­:04 UTC
Not valid after:
2020-06-29 07:23­:39 UTC
2020-09-06 08:30­:55 UTC
2021-03-21 15:01­:48 UTC
2021-07-19 14:01­:04 UTC
Key size:
2048
4096
Signature Algorithm:
sha256WithRSAEnc­ryption
keyUsage:
Digital Signatur­e, Key Encipherm­ent
extendedKeyUsage:
TLS Web Server A­uthentication, T­LS Web Client Au­thentication
basicConstraints:
CA:FALSE
subjectKeyIdentifier:
4D:FD:11:AA:EC:E­3:91:D3:04:91:88­:6F:6D:AF:2D:0A:­CB:59:BD:33
DB:54:E1:E8:94:F­A:B0:8C:AF:87:CD­:49:C7:0D:DE:3A:­E1:8C:51:B5
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:mx2.seznam.c­z
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 : ­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 : ­Mar 31 08:23:39.­281 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:F­4:90:BE:09:24:A0­:B3:43:EB:AE:88:­ ­7B:D8:32:E2:D3:0­6:F6:4F:FE:B4:F5­:18:8D:28:B7:E6:­ ­03:5A:F5:EA:08:0­2:21:00:C9:81:1C­:F6:BD:01:23:28:­ ­B0:0B:62:BC:A3:5­7:D7:A8:B3:F6:F1­:78:38:D7:C9:B5:­ ­32:0D:ED:2D:2F:D­8:5B:01­Signed 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 : ­Mar 31 08:23:39.­353 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:5A:2­D:F2:C5:3A:3A:F1­:BF:92:5D:C6:B8:­ ­58:72:16:82:78:5­2:97:55:A5:2A:13­:5F:73:B7:82:B0:­ ­0E:7B:D2:4E:02:2­0:23:E7:3E:2F:16­:25:EB:09:37:6F:­ ­0C:51:E9:6C:82:8­A:76:86:17:45:8B­:8C:D8:B8:BD:D1:­ ­1E:A5:32:A1:49:F­1
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 : ­Jun 8 09:30:55.­110 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:41:1­7:EB:DD:58:20:B7­:FA:69:7F:4A:BC:­ ­37:24:58:CF:77:D­8:20:C1:6D:54:0C­:46:3D:19:15:0B:­ ­CA:25:52:E9:02:2­0:0C:4E:3F:37:0D­:88:67:0D:CF:5D:­ ­2F:AF:F2:82:67:C­8:1B:6B:3C:87:49­:28:E1:D1:49:CA:­ ­9B:2C:3B:11:E7:D­F­Signed 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 8 09:30:55.­147 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:21:00:B­1:74:00:84:EA:02­:F0:45:70:1F:5E:­ ­84:7D:E7:6C:5D:A­B:49:18:E9:B8:11­:5B:8B:5B:47:8C:­ ­EB:46:33:B2:5E:0­2:20:44:17:0C:4E­:F3:39:27:AB:0D:­ ­6A:F4:6F:41:13:0­7:25:A1:B5:CE:4B­:8D:37:38:14:62:­ ­8C:90:E8:EA:D1:B­E:DC
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 : ­Dec 21 16:01:48.­393 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:49:B­4:44:8C:BE:F0:0F­:5F:AC:19:65:33:­ ­72:99:1C:E4:1C:4­5:C9:AC:95:A1:D7­:3C:12:43:EF:C4:­ ­AB:E0:5E:21:02:2­0:6E:4B:92:A6:56­:B7:82:B0:85:BB:­ ­53:F9:05:03:CE:C­D:36:DE:9F:D3:6C­:86:08:C5:D1:03:­ ­97:5D:43:85:0B:4­D­Signed 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 : ­Dec 21 16:01:48.­426 2020 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:19:7­C:0C:66:32:8D:0C­:91:FB:5D:F4:2C:­ ­C2:6B:4F:21:43:D­2:C4:88:5D:86:AF­:C9:22:47:0C:12:­ ­8B:08:BE:28:02:2­0:6C:57:D6:1B:2D­:E0:E7:3E:A4:3F:­ ­84:37:48:FA:E0:E­8:16:40:2F:1B:9D­:7F:CE:6B:77:56:­ ­99:94:CE:B2:E6:C­D
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 : ­Apr 20 15:01:04.­573 2021 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:21:00:F­6:14:6C:E4:86:BC­:FD:01:E8:9B:A6:­ ­E2:53:76:47:0A:4­4:68:B6:28:B8:66­:43:F9:63:99:AE:­ ­9D:04:17:77:B8:0­2:20:13:7E:52:BC­:41:2C:D0:C5:BC:­ ­31:60:E2:B1:B8:F­8:2D:40:39:41:D3­:43:3C:8C:AD:D6:­ ­38:AE:E4:48:3A:4­3:2D­Signed 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 20 15:01:04.­659 2021 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:44:02:20:3A:5­C:E4:30:F8:4E:8F­:81:AC:C5:07:53:­ ­23:70:51:0B:C7:E­0:34:ED:12:F7:79­:CA:0E:89:D5:D1:­ ­50:BA:87:FB:02:2­0:70:5E:9D:09:B5­:5A:23:60:FF:50:­ ­74:6A:5F:28:D6:0­2:36:91:6B:4A:E5­:35:AA:D8:79:A8:­ ­1F:60:E4:77:A5:4­B

Certificates

Fingerprint Issuer Serial Public Key Download Tools
e2a2­c1a0­57f8­63c0­64f7­ae53­93c8­c9df­ef47­7608 Let's Encrypt Authority X3 2768­9781­6508­5822­3266­2040­4597­1796­3932­4614­16 e2a2c1a057 TLSA
89d3­c13f­2987­c2f2­8c39­ec3e­9cb5­dec4­6583­9123 Let's Encrypt Authority X3 3304­7315­4509­3583­4341­1294­2036­6195­2449­1383­39 89d3c13f29 TLSA
8513­f068­e1f0­b925­f020­bf21­8113­0ecf­fe11­dd6f R3 3954­4204­3452­4832­4101­7070­0963­8241­0764­4810­36 8513f068e1 TLSA
15d8­8003­90d7­30af­48b9­9a42­2523­7226­d636­b9d4 R3 3136­9923­3928­1055­0948­5382­8787­3824­5703­3516­54 15d8800390 TLSA