www.blair-murrah.org

Issued by R3

About this certificate

This digital certificate with serial number 03:00:a5:22:c2:eb:90:16:e4:bc:c9:89:c7:12:ab:58:9b:10 was issued on by Let's Encrypt.

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=www.blair-murrah.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:00:a5:22:c2:eb:90:16:e4:bc:c9:89:c7:12:ab:58:9b:10
Serial Number (int): 261556360906129116060280751838900161911568
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 53:07:c8:64:14:0d:78:da:a5:30:49:72:01:9b:97:0e:14:32:bb:b0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e4:bb:9d:65:78:c7:89:05:21:57:d5:fc:95:74:24:ba:0c:d9:5d:c5
Fingerprint (sha256): 93:a9:91:be:10:d3:de:72:39:9b:58:28:2a:af:f0:c7:b8:fd:17:f0:04:0f:29:d0:a7:c9:51:15:64:62:20:da

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

Revocation information

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

Check the revocation status for certificate www.blair-murrah.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.blair-murrah.org

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

www.blair-murrah.org

Other certificates including the domain name blair-murrah.org

(limited to 100 certificates)
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
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www.blair-murrah.org
www.blair-murrah.org
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www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
www.blair-murrah.org
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www.blair-murrah.org
www.blair-murrah.org

Certificate

The complete raw certificate details for www.blair-murrah.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhUthyKYsEhml3nyU0Vyy
ie0vmLKERNpN2cEdr/4yUhI/mTI9VAIZfhJ6OkyXunIXsin+RmbxZ0kI/MdGddsL
NgXcrOSTtEwz4Xmj/YwyCoVGhQQC3IuxxZG1nbn9dpH/j9WUJedjTWjJsuxotsFq
6zQEmLKw0UK8bmh14rmREB2f3PES1R8LC6Wwoz25pxeASBgLaIWwuW7OI26cMf0z
LrXIhEux4a5lq2o0CzzTK3VmBb64OI2kOzjWmeL7x3G4qweS4m/X76xV8cLxChaF
yGhMOtytBSEAmbOCL6faN0YifNdmO9S/1c/OLBFIAU+yt4SS0Bgu2zy8J78m2SjU
4wIDAQAB
-----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 261556360906129116060280751838900161911568
 . . . . . . . . [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 2024-01-20 22:08:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-19 22:08:17 +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 'www.blair-murrah.org'
 . . . . . . . . [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 16826866794291549963556266285020990813763911425734461562145330520009249111118461310699567327971868000680439294166453684054812012044133305250101116567939413393905141335982686122013805164409553626839443736410528027882602169156975961288753786362646176281862966569597733256852216997674885089239829549663489849248385078645646268386435171894635923965357232662396202117874987003521894747606060708043536142245750571627322622457365249270646330288105394042211613729615441845698534642376614646594778871757357345922202848145305451971210431071969472740076691905477481380457256692823925140164242159603176992247436063085002932933859
 . . . . . . . . . . . . . . . . . . . . [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)
							5307c864140d78daa5304972019b970e1432bbb0
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.blair-murrah.org'
 . . . . . . . . . . . . . . . . [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)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d2921d1820000040300473045022100f9d6ee99c5ba0ec0c001616cbd6dce194a03ffe47abf5f9b60cebf5e577299a702207595fff2a80cd6e00c8caf6abbe4382671dd63788edc529735954d222382781d007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d2921d23d00000403004630440220131a586920450050d6e809b02b0109d485515817a7f2fa26ec0a68bc81c3cf63022026097bcc17a31f7b24d0b1d69587a00a3f6bd87f86b29d02b7ef8e606784bc5a
 . . . . [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)
		0052f438c744a66c8584a76923d8df2f1ed4e00ead8b55bb03321edca68fba49a61b4b9a9f2387475ab3ffbcda427d3e6192011df4f363572e0c397f9dbbee6c3c2ff995e041fb198bf8cbdbc0fff4cd10cbacc29355107e7560be1dbe601d770134c9b1e6718005bc47234143affbfea499d1db2cac34636e4cd8ae59c3d583793626a7506101a52ea72105c17d16a0e1dd30089b3a202ac0738ea4dc96f97b78aa993f3b3c7d61235d3608ebf1d0d8fd86332391c7086e4e4c5d30743297453d83e8a6ae00190fdf732147fca9f0cb457c6d3019c43a34569be85858b47058e4d8b5995fc227e0778893cee07830a6b6775eb8601745c910977ef041d1b03625