SSL-Tools

mail.duxbow.de

CN=mail.duxbow.de

Fingerprints: ef7fb7df6b

Issuer:
CN=R12,O=Let's E­ncrypt,C=US
Serial:
4580633837687973­2967840792154487­9129134501
Not valid before:
2025-09-30 09:44­:04 UTC
Not valid after:
2025-12-29 09:44­:03 UTC
Key size:
4096
Signature Algorithm:
sha256WithRSAEnc­ryption
keyUsage:
Digital Signatur­e, Key Encipherm­ent
extendedKeyUsage:
TLS Web Server A­uthentication, T­LS Web Client Au­thentication
basicConstraints:
CA:FALSE
subjectKeyIdentifier:
E9:B3:BE:A7:C5:1­9:92:B3:FE:85:71­:84:3D:D5:A3:0A:­1D:5E:61:94
authorityKeyIdentifier:
keyid:00:B5:29:F­2:2D:8E:6F:31:E8­:9B:4C:AD:78:3E:­FA:DC:E9:0C:D1:D­2
authorityInfoAccess:
CA Issuers - URI­:http://r12.i.le­ncr.org/
subjectAltName:
DNS:autoconfig.d­uxbow.de, DNS:au­toconfig.hndrk.b­log, DNS:autodis­cover.duxbow.de,­ DNS:autodiscove­r.hndrk.blog, DN­S:autodiscover.p­araskcd.com, DNS­:mail.duxbow.de,­ DNS:mta-sts.dux­bow.de
certificatePolicies:
Policy: 2.23.140­.1.2.1
crlDistributionPoints:
Full Name:­ URI:http://r12­.c.lencr.org/38.­crl
ct_precert_scts:
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­CC:FB:0F:6A:85:7­1:09:65:FE:95:9B­:53:CE:E9:B2:7C:­ ­22:E9:85:5C:0D:9­7:8D:B6:A9:7E:54­:C0:FE:4C:0D:B0­ Timestamp : ­Sep 30 10:42:34.­433 2025 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:20:2E:A­0:51:88:CF:B5:77­:73:F8:EA:23:11:­ ­C6:D1:21:8D:AB:C­F:63:A6:90:5E:62­:3B:98:4F:C6:57:­ ­D7:32:F9:3A:02:2­1:00:F5:88:A8:83­:E4:ED:81:07:6E:­ ­F1:4E:5F:2F:AC:7­2:84:18:4B:8C:ED­:DB:04:F4:9F:75:­ ­81:D5:8E:BD:7B:1­8:08­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­12:F1:4E:34:BD:5­3:72:4C:84:06:19­:C3:8F:3F:7A:13:­ ­F8:E7:B5:62:87:8­8:9C:6D:30:05:84­:EB:E5:86:26:3A­ Timestamp : ­Sep 30 10:42:34.­418 2025 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:C­F:F4:3C:B6:C9:1B­:A2:CE:AE:27:2F:­ ­89:E5:18:A5:16:2­B:1D:00:C3:7D:1A­:02:11:74:4A:81:­ ­EF:62:3C:DD:B0:0­2:21:00:BC:B9:32­:A3:33:05:6E:C6:­ ­24:8F:B0:A6:BD:B­D:07:3A:E7:F3:CD­:BB:EE:B6:CD:A5:­ ­D4:00:DE:3D:E7:F­F:5B:53

Certificates

Fingerprint Issuer Serial Public Key Download Tools
ef7f­b7df­6ba9­6c2e­7ede­03df­f5a8­1e7e­ffac­a695 R12 4580­6338­3768­7973­2967­8407­9215­4487­9129­1345­01 ef7fb7df6b
PEM TXT JSON
TLSA