DV SSL/TLS Certificate for dev.hairfashion.de

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the dev.hairfashion.de DV SSL/TLS Certificate

This certificate with serial number 05:1a:a6:d6:df:8d:5e:e5:27:f2:ba:dc:73:72:9e:e4:4d:1c for dev.hairfashion.de was issued on by Let's Encrypt.

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 dev.hairfashion.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): 05:1a:a6:d6:df:8d:5e:e5:27:f2:ba:dc:73:72:9e:e4:4d:1c
Serial Number (int): 444630538731751536923601318793254080367900
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: d5:0a:14:12:60:33:09:f4:f9:93:77:fb:f2:d5:d0:1d:31:1e:f8:04
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): a9:f6:c5:ab:3e:61:a0:fc:4e:50:e7:ad:01:7b:70:60:c6:f7:c0:46
Fingerprint (SHA-256): fe:c9:43:ed:80:6d:bd:42:01:f0:ba:5d:34:b5:ab:fd:80:c6:b5:b6:47:4d:6f:75:05:34:99:0a:0c:40:33:e4

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

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/29.crl

Check the revocation status for certificate dev.hairfashion.de
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for dev.hairfashion.de

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

dev.hairfashion.de

X.509 Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApm14gNSxvzhbOiVApdq5
AlQskhXp8J1/qphvrhjKs9tQHHaKJol2+GBsp2UTPEM3h+S3VL9sRsFU65mzbCYQ
hvAYQxUbwIFZJTfYvWEcwXNu5LokSJCM+JTUgJylKYIFNFdwLBi+96PPkSCt24F6
vZ83MeBJGyGX7T7dirsHWjZORmvsrCK+QKGOsVM3rzCzEqYUsehsxocOMR6COZxX
NcW5rYUNOwNMQboay8Ade7SotknYh7O7qS5H3BEx2aRyFN5vg7FznFajMk0kGvry
Fbpc+c8ydPXkwM4ltjgXiM+9klcFNopGed6c+b8LruVfOMmRGSmpdRrEe1YPpcVz
YQIDAQAB
-----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 444630538731751536923601318793254080367900
 . . . . . . . . [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 2025-05-29 11:05:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-27 11:05:39 +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 'dev.hairfashion.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 21009540646265487225549656624411781764638518719114732161367380087731555751353807001407609849286682660516968456561140578399771889341876822976666983770870927457675403150704405893973836875791413995126305920888964458300315323635759376258158285365160789950488382715590987192692275965699327921121919703593100664975114444410848637052691189132384093931340092075079901805633713737195403225120346185159133741391926823143256045697457730302857469869183974195701403124743738302674712504380308130446430121973338569814870183637103209012524755297418694354259034843182970243500175304070571637358620096647737373265985879575088064721761
 . . . . . . . . . . . . . . . . . . . . [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)
							d50a1412603309f4f99377fbf2d5d01d311ef804
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.hairfashion.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 (39 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/29.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)
							00f10077000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa34000001971bedabde0000040300483046022100cc9e2a19904dd78b69c9dec13803b60e802481c8d339cb03c53ee95b0e523e1c0221009e9f0fb794aa905dc7718a3a0649002cea635d561883410f0165067fac742aa3007600dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a000001971bedac220000040300473045022072ecac905a512e55d0d8dcc8577aaad84abd2e80de24fec0a418c7a2d6f8424a022100e6a8868244d6e4f851e53e73708f9a08beb221906a46c57b1a16d6f67e899988
 . . . . [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)
		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