mail.sangers.nu

Issued by R3

About this certificate

This digital certificate with serial number 04:ab:15:71:57:5a:82:dd:30:01:7e:d6:1e:c1:09:9d:0c:16 was issued on by Let's Encrypt.

With 8 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.sangers.nu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ab:15:71:57:5a:82:dd:30:01:7e:d6:1e:c1:09:9d:0c:16
Serial Number (int): 406665930759718632102148864182250664430614
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 79:1a:c1:b2:94:c3:52:a1:20:a2:04:2b:6e:33:2a:8d:1b:32:e8:74
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): dc:56:cf:45:1d:96:a1:25:6d:08:23:c2:9c:12:df:4d:c9:d5:30:f4
Fingerprint (sha256): 47:b8:2a:45:33:26:48:e5:4d:27:ee:1e:b4:46:a2:ae:e4:e0:82:e1:63:29:46:f6:5e:40:7d:fa:68:2b:f5:4e

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

Revocation information

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

Check the revocation status for certificate mail.sangers.nu

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.sangers.nu

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

cpanel.sangers.nu
cpcalendars.sangers.nu
cpcontacts.sangers.nu
mail.sangers.nu
sangers.nu
webdisk.sangers.nu
webmail.sangers.nu
www.sangers.nu

Other certificates including the domain name sangers.nu

(limited to 100 certificates)

Certificate

The complete raw certificate details for mail.sangers.nu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7djZ4zPBIxZBEwiuCejl
NmWEG5SZ2Jta4E2K7jj6OZ4uAzexYaVNdF/whYstBmkH8R6sz+deV2VrrX3Y2ZMs
DcEN7xAxSI+u1e+1cCHMh+W15AjftE55lMP51cmFUux15plpwifzg8v3Tsozqxxt
4k44sQK8QF+NYZWSjZiKzbfBLRyYPoramTofkKs98RLIPPr51WPC3nZpF3nSS1mv
8x+vscq2/fEjFbFnd1X6YRKfADNBNVpGcGVa5ltLGAp5YCCw/TKfSnQ8znDGadEe
/0FZyB46T2LElb9K+TWnNYuz8EmQUR2TbjFeQZCUHZRbAD2X6pE75hdJzppFv+9k
LQIDAQAB
-----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 406665930759718632102148864182250664430614
 . . . . . . . . [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 2023-11-27 01:13:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-25 01:13:36 +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.sangers.nu'
 . . . . . . . . [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 30025411551204313572851312515646273264009689375028568321781875201464038246910662617216887550158190078438016984109345266366216163601398432279853189478069184697737809654735657808138199309519382752724601892991009082447727826612166705463162171192526730315845210521347970234600820592290020079842267630082240396863371724969432610805336961577383958308814511501298514285639359360519231695394181627059662864759155082180451341213930769480283450203330660828560919352628820669888904783424349137128370195190172164704941786828481891874059417592783272968506095864390433227346312849823827254046295156064541747972756257100174321476653
 . . . . . . . . . . . . . . . . . . . . [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)
							791ac1b294c352a120a2042b6e332a8d1b32e874
 . . . . . . . . . . . . . . . . [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 (154 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.sangers.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.sangers.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.sangers.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.sangers.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sangers.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.sangers.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.sangers.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sangers.nu'
 . . . . . . . . . . . . . . . . [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)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c0e8db6e40000040300473045022100a28d76bb9a59739af320ee4e973600e127257871e5f1b69eace000dae32a820d02207e39ac3cfba54d3bd7c1548d1a2b8556d3692d25c7d1ae72ea44a872bb60408a0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c0e8db6e9000004030047304502203abd559e101980b9299577abde026745fec3b9a7625d1671fe7f79d5d0736806022100a8fed4dab413ec862ffbc56c7760a3ffe28e4fa5873c330a08d9dd77a337cd07
 . . . . [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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