alunr.com

Issued by R3

About this certificate

This digital certificate with serial number 04:64:10:3b:74:94:82:83:73:49:47:d2:82:a4:d4:cc:6f:92 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): 04:64:10:3b:74:94:82:83:73:49:47:d2:82:a4:d4:cc:6f:92
Serial Number (int): 382498956777107719182317571672593396428690
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 22:fc:dd:c3:d8:f1:61:bd:61:61:29:bf:c6:6f:7f:ca:05:55:7a:ff
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e4:0c:d7:20:fa:cc:21:be:58:ec:57:d4:b1:c8:db:03:f5:8a:7d:5e
Fingerprint (sha256): 07:bc:6e:5b:e1:52:0e:b6:74:2e:b3:eb:ae:b2:fa:fc:67:49:7e:39:ac:c7:0f:45:6b:30:d5:d9:25:51:21:2c

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnQagkyRBKyTvpSDhQaL3
/bNyH8xqUjNqakmLOl/WWOVVMZm7f108WUln3QaRTvSJncJwDsjqBuaXuhHkyLj7
3XonaBj7bqUvMWy5QtCaH+JmdYU5PYMWqSCeVRNVxQO5tUj44PS8klixJzhKIxN3
MbJQNMrTdEPNH5oXDQzwspOVXrwVgxJaSCM5AT6jiIFRA9PdxovdVO4VwHf7xiF5
YatzCOJgi2MyxIXEiBrPChOBe/SswOSCMx+LHEssJKUAIYLkkmTPIyXr8MAfojxh
qQ0XU3OmHyRAUnL2Yuf8DvCndn7Kz/9Zfr9lKIZFygF6y+2Wq1zrWsBzXVKlNifn
KwIDAQAB
-----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 382498956777107719182317571672593396428690
 . . . . . . . . [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 2023-11-29 14:51:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-27 14:51:00 +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 19822681896081409393414833666778541506779982514462409962166766884666400704283307886203434237012674754415644730470041622070204283982566029352951792439483272420868007100097976993923544095547625929743499628403709898612316701955178935760048219563811081775441146183696701577254401209161885944582912171436913561624701580775313236674568831414464559375821051293911022225821307257650569259299930092152277322793224218995114470450685632126108416137792019671678306498153208424020313060148398885292772774378708000879706316939405292925336958042953926887419463913707748625819995332540913480622501889442680017701560696390842067707691
 . . . . . . . . . . . . . . . . . . . . [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)
							22fcddc3d8f161bd616129bfc66f7fca05557aff
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c1bc6ca460000040300483046022100f4f6cd48a5169672154eb9bee9527ec4347b4998131b8be45fc4625d6de71779022100ab454a4033db4fdb5550abd522d9dfc18b0abb735b55306e8538c13936bcff2e007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c1bc6ca530000040300473045022100af41f53346290c52abe3ffe3c38777dabb90015cd1a072678b9cf363fead68ab022014072f1b86e84e4ba75ea1690ae48f9024235682d85e7252c9353a398abac57f
 . . . . [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)
		00368474cb6c346dd235eeede4b8c7ddbed9b5bd589716d81451b243c0cca48aaa7465c06c7d30ef7bd5ae1b8042257e40a9e7860df90df5937b4c9caf9576b8cde846f5e7950bcbb3c5ebee5fd52ba50cc5d47df039b29d1174fe90d05683f9c074e6f8420a99c78aa87d483f4d5552dc5a851515031f83408ecf9ee75b56303cf432f0fc1f0c4705b33870455cb7189f2e27d484b04167831b59c11fb3e357da281fa469df4f130480587abda18ea3e01967dfc68de6eccf6aab07b076ae0c94e2b4fc17e05a0d6529f2702ac20496f660c7c00621f0a68d1e62b5a162c79c8f93b4c11d86c1682848ab992d0dbe105e4d9bc7f137d869ad1b7694de47d53738