mail.tandrabatten.dk

Issued by R3

About this certificate

This digital certificate with serial number 04:06:7d:d5:50:83:a3:2d:ed:a2:50:fa:49:1d:33:eb:7a:6a 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:
  • 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=mail.tandrabatten.dk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:06:7d:d5:50:83:a3:2d:ed:a2:50:fa:49:1d:33:eb:7a:6a
Serial Number (int): 350658099020292758931633786614727635073642
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c2:ba:f5:c8:a4:69:56:51:72:32:a8:1c:7e:b4:95:95:7e:f2:fd:fc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b7:7f:51:fb:9a:55:49:0d:6a:15:f5:c9:b7:7c:15:e6:3b:1a:36:13
Fingerprint (sha256): 87:13:c0:94:cd:c2:39:5c:5c:87:f3:4c:ad:f7:85:a0:3f:23:74:0d:66:89:b1:2a:71:ea:61:b1:1e:23:0a:ea

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

Revocation information

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

Check the revocation status for certificate mail.tandrabatten.dk

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.tandrabatten.dk

Public Key Algorithm

ECDSA

Key Size

384

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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.tandrabatten.dk
smtp.tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk

Other certificates including the domain name tandrabatten.dk

(limited to 100 certificates)
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
mail.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
tandrabatten.dk
tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk
www.tandrabatten.dk

Certificate

The complete raw certificate details for mail.tandrabatten.dk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEqpucEwa3+0TgQv8bkxoM1O2dMgvLwKgU
fKcrTeQvwcNO4HG+EKYfAe8mIebyNGbj3NNTkzFWsyyyGQ56kygsxQbJnBvHhJE2
d7zyYJOAFumZ6EjwaYGl7PzpOOlrmea1
-----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 350658099020292758931633786614727635073642
 . . . . . . . . [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 2023-10-04 21:13:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-02 21:13:46 +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.tandrabatten.dk'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.132.0.34 (secp384r1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (776 bits)
				0004aa9b9c1306b7fb44e042ff1b931a0cd4ed9d320bcbc0a8147ca72b4de42fc1c34ee071be10a61f01ef2621e6f23466e3dcd353933156b32cb2190e7a93282cc506c99c1bc784913677bcf260938016e999e848f06981a5ecfce938e96b99e6b5
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							c2baf5c8a46956517232a81c7eb495957ef2fdfc
 . . . . . . . . . . . . . . . . [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 (84 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.tandrabatten.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.tandrabatten.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tandrabatten.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tandrabatten.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018afcc117d500000403004730450221008ad07b2a912aacad1adb516cd96a353f2b9eb4e79de814ed05fe59012318e7da022009dc54dbacc9863191b6366e5d6fa7d5eae95516aef4d7ba0a8d87610010858b007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018afcc117ea0000040300473045022067aceec26423400522e92181514d884fd7437451a5e4fda8bad0301e1ec90e87022100875025df28c94560234420d243ef6ea30735036d3c0142781d2e82858989d4d3
 . . . . [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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