alunr.com

Issued by R3

About this certificate

This digital certificate with serial number 03:98:ef:02:d8:a2:85:c6:91:7e:bd:e1:05:74:19:79:cf:d1 was issued on by Let's Encrypt.

With 2 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=alunr.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:98:ef:02:d8:a2:85:c6:91:7e:bd:e1:05:74:19:79:cf:d1
Serial Number (int): 313377477836726536626355174631628890296273
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4b:a9:3e:5e:11:8b:2d:c8:03:f6:4a:2f:02:12:73:82:95:90:25:23
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 18:f7:3f:62:ad:c9:e6:b9:02:04:04:3c:da:fb:11:74:af:86:c8:27
Fingerprint (sha256): 33:08:8f:2f:1e:b8:e1:67:9f:ea:20:90:a8:bf:d3:2f:fc:b8:25:fb:9e:c8:c0:c8:e4:d9:67:27:6b:44:f5:4d

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

Revocation information

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

Check the revocation status for certificate alunr.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for alunr.com

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

alunr.com
www.alunr.com

Other certificates including the domain name alunr.com

(limited to 100 certificates)
alunr.com
alunr.com
www.alunr.com
sni.cloudflaressl.com
www.alunr.com
alunr.com
sni.cloudflaressl.com
www.alunr.com
www.alunr.com
www.alunr.com
www.alunr.com
www.alunr.com
www.alunr.com
sni.cloudflaressl.com
sni.cloudflaressl.com
www.alunr.com

Certificate

The complete raw certificate details for alunr.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr25hsP9w9aO0CLmUDThO
SObEIA4koKk+ws0W8PP6ergJAnAT07H/hoyHJ5PFXUHLGlsZ78EfYtXOFcjCJWAW
YsV+KUgPVh3Y+pzAv+rBXZS4QeSfqrCE/FsXpEEUtc0mlYtCCscKCb+eWtXiJsyV
BQEaJJur29r+tg9QptZvCimMNFbalBKQrVbSXoga9Y7VIDjAobilj9E+j9L2SEcA
UosO45MPmfBWnW6DcJ/b76TBeFKMEKrcuu7zfWO/PvIl9nECSErcDj9miLcG3Xxw
lDEDU8WfK1+TQzBQVLnyAfaFJAnMLiMyEQncqvRuz04PwjBQMqf7O0dV/g683PB0
ZQIDAQAB
-----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 313377477836726536626355174631628890296273
 . . . . . . . . [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 2024-01-28 23:21:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-27 23:21:06 +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 'alunr.com'
 . . . . . . . . [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 22146134568161556950511072726064902755576144519363890676720015719959277030859006887665845375739643368439769785307102330511745359271031909871422038658644939344326931051209131093677861378931585581933017320615718621539239828772105314809862545206199739580898336384818535729660458697248425683507944316235685607694496614929827341116928662623883324468842704080575724576176775217047820959110244720320859461840612683806886158909928248316607651559180629620613248386437712090344852099252160809835322472477820974499879654568835656306219162679842971182263501079948035238080361322908036579946884802405670957575767313556690227459173
 . . . . . . . . . . . . . . . . . . . . [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)
							4ba93e5e118b2dc803f64a2f0212738295902523
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alunr.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.alunr.com'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d529759b200000403004630440220179db382083f3a104ecf674670354f5172f8ac0bacff0f21f005c3fe3daaba2d02206df6d67fb2ad3046a9eb601441846907f33ea882e6ad39b3eb546db807092229007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d52975a400000040300463044022065b2592acb87ab70b623d2e31d2e1155a16482a52bba09ca499461425ab4196c0220230f95cc33691f271e6fd8cef167fea5dacd6bf917a9272d16b8a00c9b3610da
 . . . . [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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