mail.unfrei.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f6:c5:54:cb:d5:a7:f2:dd:56:b2:c4:8a:a7:61:60:ce:e7 was issued on by Let's Encrypt.

With 4 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=mail.unfrei.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f6:c5:54:cb:d5:a7:f2:dd:56:b2:c4:8a:a7:61:60:ce:e7
Serial Number (int): 345308618260194073063102904101650336632551
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 78:1e:91:d6:99:12:27:3f:7e:3e:48:d8:7a:c0:8c:f4:03:e8:ef:bb
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): dd:bf:35:48:f0:c2:25:13:0f:94:86:df:08:29:b0:56:b0:44:8a:a1
Fingerprint (sha256): 41:92:b8:56:ba:68:bd:c5:df:46:e9:4a:1f:36:d5:19:d5:01:4a:4f:0f:ed:69:0d:bb:d3:a9:ff:a2:1e:54:ab

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate mail.unfrei.org

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.unfrei.org

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

mail.unfrei.org
nextcloud.unfrei.org
unfrei.org
www.unfrei.org

Other certificates including the domain name unfrei.org

(limited to 100 certificates)
mail.unfrei.org
unfrei.org
mail.unfrei.org
owncloud.unfrei.org
unfrei.org
mail.unfrei.org
mail.unfrei.org
unfrei.org
mail.unfrei.org
webmum.unfrei.org
owncloud.unfrei.org
mail.unfrei.org
unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
owncloud.unfrei.org
www.unfrei.org
mail.unfrei.org
mail.unfrei.org
owncloud.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org
mail.unfrei.org

Certificate

The complete raw certificate details for mail.unfrei.org in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAliN7DxaJ3v3/riBBeY/L
EtFsEbxsOlWjiFk9MFG8PaYr2bwb0kVcnynzSE0cog7Q3gFZKHecZ7UNpRHszvPQ
NsBjKY/7c7gqJH1mBFeBeYGAKPt6OtvuiffSMah+A15LoVRfgo2M+tEvyyaGAqWZ
XNTD2XSS5lDTHUv7qBtt0eYwin+lRy8gF4vDFAQtgLRrYk2X/nfF6Gmunvfr6b+0
SDp4xs97PnLxGPwgJ2KSY6+2aTz9ssleok02YCU5m1Fz4h2M1pYnELEYIZvwF2AN
ri2vF2r3SNtWfXYnvgBy7h5v6xToED9BnvWZim5BXJ5/QGabGSdPyjafL7v2h70j
oQIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 345308618260194073063102904101650336632551
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-04 20:12:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-02 20:12:36 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'mail.unfrei.org'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 18953241929665219553384117616283670343876383497747327422841513330569469381355202311336262106284855246127127166778253230244431622646040994473413240952590820049673301617164935034668020561512585526335626533269782652249085393987596838703587821132728563531430154887678615494323529226271426246012237767028000447182453134540476072070788598764155182495622995068566705646320556788250888837323269022905632004014929882628595160230927079825075736131222882034598704366451859992116822371024141768471473884149963617017713591977764900828058782991127053439837032750592826382982665828561769793932473826941249562005590878959778815353761
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							781e91d69912273f7e3e48d87ac08cf403e8efbb
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.unfrei.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nextcloud.unfrei.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'unfrei.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.unfrei.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb27300000170a764a6b500000403004730450220158823e3f010800af6f3d502e280e80c5d466dfab68d01200e012a70e4d28df2022100b1571aa46b6cd3262a7d8b8200bc02acbd70120ed581f685274d7fe8f3a62b21007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170a764a6a90000040300483046022100f535dde01d5f5bfa37ca918500b15f01a6bdb9c3330d7e8409c78fb1d694bfe4022100d2e51b7f85083031e7ba461fc8eb6745b84928240c596d2e35dc488f6157a17e
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		005d024afc2b3b3a2c48e0a00468e3523bfd05699ba1c543c881ef7aadb9bd0bd0940a6e323c4a0ab07716c7546f0505d572f47484110d8395b0161cb5033ad86e323dd53b66ba0c75033bd2fff886a9e64f30ba6e6835de5e71d072afce015cb12a10a78f93287e10eab9f19f546dc8136659c8a898dee1b7a8c40f0e6dccf2558e9ef59e33f557f25b783f11895e665b3879aac3d27da9adaff663c82b93c6d03c2e0245b9552263a6b45eaaf6542e6e889a08e464451d5230f8f8488da3afc043cf863224375ce60819f212521136b29de204aad20f0e9ed8773c399bcd0f6d9c6943420f8517d18c4b8278a64a136d90eb3b6c17544c1531ee9f90721b12a2