blog.a-rosa.de

Issued by R3

About this certificate

This digital certificate with serial number 03:5c:2d:9b:33:7e:bb:64:4b:f2:57:06:33:bf:49:bc:fd:a7 was issued on by Let's Encrypt.

With 5 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • 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)

Certificate Subject

CN=blog.a-rosa.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:5c:2d:9b:33:7e:bb:64:4b:f2:57:06:33:bf:49:bc:fd:a7
Serial Number (int): 292703456662274105902164176122318595882407
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: df:dd:d3:94:73:2a:e4:0c:1d:b6:9d:f1:41:d8:e6:5c:8a:ed:f6:6e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 30:97:08:5f:c1:a1:96:dd:87:8b:04:05:10:d8:a7:c4:78:12:07:1d
Fingerprint (sha256): ee:da:8e:dc:06:ed:0c:8e:2d:61:0e:a4:dd:82:c9:6c:0e:8d:8d:41:62:95:90:2f:f0:d1:ed:62:33:82:72:de

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate blog.a-rosa.de

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for blog.a-rosa.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

blog.a-rosa.de
rivercruiseblog.de
rivercruiseblogger.de
www.rivercruiseblog.de
www.rivercruiseblogger.de

Other certificates including the domain name a-rosa.de

(limited to 100 certificates)
www.a-rosa.de
kurs.a-rosa.de
webmail.a-rosa.de
webmail.a-rosa.de
sslvpn.a-rosa.de
a-rosa.de
afleet.a-rosa.de
a-rosa.de
blog.a-rosa.de
mail.a-rosa.de
a-rosa.de
mx01.a-rosa.de
mail.a-rosa.de
kurs.a-rosa.de
m.a-rosa.de
afleet.a-rosa.de
kurs.a-rosa.de
blog.a-rosa.de
a-rosa.de
a-rosa.de
a-rosa.de
a-rosa.de
booking.a-rosa.de
blog.a-rosa.de
blog.a-rosa.de
kurs.a-rosa.de
blog.a-rosa.de
blog.a-rosa.de
webmail.a-rosa.de
a-rosa.de
mail.a-rosa.de
mail.a-rosa.de
old.a-rosa.de
mail.a-rosa.de
a-rosa.de
booking.a-rosa.de
mail.a-rosa.de
webmail.a-rosa.de
a-rosa.de
www.a-rosa.de
kurs.a-rosa.de
a-rosa.de
a-rosa.de
kurs.a-rosa.de
kurs.a-rosa.de
resort.a-rosa.de
blog.a-rosa.de
mail.a-rosa.de
mail.a-rosa.de
a-rosa.de
a-rosa.de
webmail.a-rosa.de
www.a-rosa.de
m.a-rosa.de
www.kurs.a-rosa.de
a-rosa.de
afleet.a-rosa.de
a-rosa.de
a-rosa.de
www.a-rosa.de
blog.a-rosa.de
a-rosa.de
a-rosa.de
blog.a-rosa.de
mail.a-rosa.de
a-rosa.de
blog.a-rosa.de
a-rosa.de
www.a-rosa.de
kurs.a-rosa.de

Certificate

The complete raw certificate details for blog.a-rosa.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqTByR+ZzgTMLjZWZAhUU
A7otzPb//ivFswiqCV2JBphaHLmgWGAlvdm3Z6Softu3eU2UkVVo0kfpIIgixvoa
P0ZA+k3Ob7/Umtqw4yMGcuOEOZ1nD6wRTud/IINak8Gcjc0a4DDXIu+0GCG7YbLP
F12utWk6K30HAt/c7x+GUzyddfLXpDmZDVRpoIqLtRofCjHGHZhhqRLUlsp8BgSu
3rFdl5iXUpiMNedbFpbEfCj0EsZ80vvQDPkSnxUW7E/v3eJy1/G4HEMFnLclOnEl
KPI3jVZdxMAASbd9IyZIzC+3JPCJ2ZKWT1HbM9MK9aX5JSsPzEsPmubUkrNMIsGb
VwIDAQAB
-----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 292703456662274105902164176122318595882407
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-07 00:23:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-06 00:23:55 +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 'blog.a-rosa.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 (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 21358163354228187827622490856744101807306488988976750149465470678186327404375872995976209020197149961525879597277618565655480527401689049091872310310478362740086687650504813391657879415754948305342103058492277055152199861050389026842040928598258469787149202390198426755503751429905857889831852249360999917683796176255354608303021954577121375155575036163360098280703288006787880480348710537392208971338944488158321676333530322369868076987799264239031313923717845671716265514515683069421353524566343488734464253903849890978526072539665821647319761240255582836591645763900743250059039416214049924356757862035299147815767
 . . . . . . . . . . . . . . . . . . . . [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)
							dfddd394732ae40c1db69df141d8e65c8aedf66e
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (112 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.a-rosa.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rivercruiseblog.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rivercruiseblogger.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rivercruiseblog.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rivercruiseblogger.de'
 . . . . . . . . . . . . . . . . [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 (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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018eb627a9f50000040300473045022100b0a70e198098d6123e94efdd6b03979980f854ba6b5a874e165d4d30e7b255ba022077b4a2622ffda747b87625ac3c8549a67ad22ffd4d8fa0eb7b5886ea25cc2430007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018eb627a9fa0000040300473045022078061abbfa706b8ebf578cb9320b64f201a95e30b9e0c69e965925ec5fc1449a022100f28985df9c9e11403c81ce93ef40d47fff285a31cb2a7872845ace1bfd4293ee
 . . . . [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)
		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