*.once.dk

Issued by R3

About this certificate

This digital certificate with serial number 03:21:2c:98:ad:6a:2f:62:0c:9e:55:67:bf:80:a0:3e:81:2b was issued on by Let's Encrypt.

With 9 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=*.once.dk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:21:2c:98:ad:6a:2f:62:0c:9e:55:67:bf:80:a0:3e:81:2b
Serial Number (int): 272625454681878453814402430734676873085227
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ad:88:d1:02:e9:75:ac:b4:4e:f8:e0:b6:36:73:f1:81:08:dd:93:80
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): bf:75:c5:c9:74:31:82:15:31:6d:87:c0:9c:a1:61:10:8c:55:fb:b6
Fingerprint (sha256): 89:b7:00:1a:67:a4:75:b9:8a:cf:3e:1c:55:25:85:c4:14:22:1f:c6:c5:6e:c3:91:98:c6:4e:69:ac:92:68:18

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

Revocation information

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

Check the revocation status for certificate *.once.dk

9

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.once.dk

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

*.hertzjensen.dk
*.korvahertz.dk
*.once.dk
*.traktion.dk
hertzjensen.dk
korvahertz.dk
once.dk
traktion.dk
www.traktion.korvahertz.dk

Other certificates including the domain name once.dk

(limited to 100 certificates)
once.dk
once.dk
once.dk
*.korvahertz.dk
once.dk
once.dk
once.dk
once.dk
*.once.dk
once.dk
once.dk
once.dk
once.dk
once.dk
once.dk
once.dk

Certificate

The complete raw certificate details for *.once.dk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3jQ7RlQrdmTdGnkey8k/
0dXK2YOH6JBfqCBPnMuOUCplzHpqaZEcfAO8w+pORMq4rOBQtyarpJSARRj9nhAG
7t6KcRcmWuMFTgwwld4yN+IjirLH3SUxuxIv6s18K/4W38iMiBT7hXkBJO8v+f6O
OGHm8echwGM35pcGCbavHBMGToJJX9VcdMjqychzHzAowYMLQXYcsu4R3CdkQV4P
T3hXCcHB8iLYM47bXIFhwBt6dXQrnc84Numt7gZocp9rRImAZI1IJEjvx/R059BA
IvJN9/Vta4xcw5kzX/e7owfiU7ogDAG8+sl9fPqISyNHGbhlTwjgi0mHLnQwADrq
pQIDAQAB
-----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 272625454681878453814402430734676873085227
 . . . . . . . . [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 2024-04-20 04:23:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-19 04:23:35 +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:12|false] UTF8String '*.once.dk'
 . . . . . . . . [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 28050660035718785820601988753140131524558848838963371247329977903819074383095655340193442384300756615609211257856906887456007769646675367784807517970124365995653465769487383658544197051764316540142260555306702564525079791785523270560843961803566003791386978185956106204075036947469890601841408025109580508284669016264155253231790694250424904579606412656500920813018283898332500900562503819326046099927816973606612551923669447354376579697098973046911041504732796077509123697865478978647618930440759405557427780343905480606222314596349726599034032928844896731870762167680640849470322260176327795770525186011558020049573
 . . . . . . . . . . . . . . . . . . . . [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)
							ad88d102e975acb44ef8e0b63673f18108dd9380
 . . . . . . . . . . . . . . . . [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 (145 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.hertzjensen.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.korvahertz.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.once.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.traktion.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hertzjensen.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'korvahertz.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'once.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'traktion.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.traktion.korvahertz.dk'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018ef9f5c33000000403004630440220425485a4dbe26d62def045b7fd489a8e0357b8f97b060757c5fc3dbc6ce42eeb022007202b3f17d9ce8f1acf5060196be01c494908092a85a2b6dcecdeb914ae39e8007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ef9f5c3250000040300473045022100b235153470cf090d2ed55c5657c020ed25080c937c24c52c33d228a34a2a7c92022078996c357eea980aef7b157d935f00c566c50d453d1698d3cc9f9546c0c6591b
 . . . . [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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