DV SSL/TLS Certificate for oc.x7u.de

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the oc.x7u.de DV SSL/TLS Certificate

This certificate with serial number 06:f0:65:ef:c2:3d:9b:47:db:72:a3:c5:52:b8:cc:d3:6c:e3 for oc.x7u.de was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for oc.x7u.de provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:f0:65:ef:c2:3d:9b:47:db:72:a3:c5:52:b8:cc:d3:6c:e3
Serial Number (int): 604476980577778615506282483566035466415331
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: da:66:cc:57:ac:92:ca:79:6d:63:02:89:01:77:19:fe:25:e5:a2:a7
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 9e:ac:16:d7:a2:82:66:cb:7c:68:81:e5:d4:a1:fa:87:00:f2:fc:36
Fingerprint (SHA-256): 5b:3f:c0:99:ac:3e:2f:42:19:f9:78:73:4c:81:5d:8f:3b:c2:e1:02:16:84:87:6c:ed:e9:5d:92:61:e2:a5:fd

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/100.crl

Check the revocation status for certificate oc.x7u.de
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for oc.x7u.de

Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for oc.x7u.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 604476980577778615506282483566035466415331
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-27 17:46:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-25 17:46:02 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'oc.x7u.de'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL []
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 787600772414014899455148386703918190340730139348267713585437521486692045974239507990245822264017864301242807170469857723205450342501498526803153670911288135486856610560704640044991539060538930746789932523804784886519630856298836691761462219582742671001043707398932896522254534717076965676006649563421583612186264983402221722097617809490567448830375589542425478060095719060793071366446010845475810599888494513132956621052343841700719895529116105438583279876442747920496876341353521521033910576536446340318681102236227828172922366615341585191407000320934537785233554196992226589007408800472349580099159801249860264532638770279701211543350876114339132302629568688397245108174919953505406518238867749069006938533623864936999231453114526681379471075430459658913540973422272464413799813185517401842270111083185116853989681455189082104968682114800126474069618470021537279884933837292282209965139342497887758559710460355358420444515366389372112427524275113657856940161620896993005408881954090792616973039422379219142441245846197455091252145286878964456498099998499393170017193965699298678142087313489078961214392174082902017942478322286383053384259335861668222032346599498150551285829475967094279785711151755792065843176950098283111181167837
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							da66cc57ac92ca796d630289017719fe25e5a2a7
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (33 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oc.x7u.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'owncloud.devshm.de'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/100.crl'
 . . . . . . . . . . . . . . . . [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)
							00f1007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000197130f842f00000403004730450221008f75bd7735c1e5c9a5559670b885d5f225e62ce224d20d0ca6ce8f6e41faeba5022027f89bb519fde2695f497db619be241b38055889222182d0c566986aab556b6200770012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000197130f841b0000040300483046022100f5c13d7c39e638a4c711c34ad47e138263c0ae225f882f194c1ab18d5ff891cd022100b768d2a0bfe9bf3f9201255f48a919233867519d40062787c1ef9660573e2a36
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		0058f646aaae32700073ae5f1325ec251f40a7505516643da00eef983e056c6e141bcc62c459b50c1cf9f33fdffdb4fc99ba05b0f1221ce277e49ae60e8ead348b75571a8be6172165bc83cc39ea44bd1d1237d5a704399ed91b5945cb65f0717c4f3a4cb0929a1ba272837b277aeb7350e158b32ca367cf2c33554b39e0c88bc04b48ef27595a858b3b6989a66d09fda017b3a4dfdb1704cd4a804a261ad9dc0d47c933d1fa51792cca32d178d43570c730267a9f41882fa04179fdd9a5de34b8df9dc05805cda7ddf4da9a2987ae40de7eecbcb4f7ca95f47b45e8b6477c22ca931bc82881f845989e53f18feed0f3eba3d66ff818f7cc9b9c171588483a9cb1