DV SSL/TLS Certificate for www.blair-murrah.org

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the www.blair-murrah.org DV SSL/TLS Certificate

This certificate with serial number 06:dc:32:2b:87:e3:03:0b:a0:18:8c:a5:3f:ea:69:fd:f6:58 for www.blair-murrah.org was issued on by Let's Encrypt.

This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for www.blair-murrah.org provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:dc:32:2b:87:e3:03:0b:a0:18:8c:a5:3f:ea:69:fd:f6:58
Serial Number (int): 597602523737833136525877513171006413207128
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 81:38:81:05:3e:02:39:c8:15:84:b0:52:46:86:18:3f:ed:af:38:ed
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): fc:88:94:e0:e8:73:f6:9e:59:50:09:ae:a0:66:b0:12:16:b1:3b:48
Fingerprint (SHA-256): 5f:39:bc:7d:8f:f3:ff:ce:15:02:42:b3:70:e2:e2:2e:ab:69:2a:bc:05:7e:34:58:2b:94:83:90:e5:3f:a2:ed

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/89.crl

Check the revocation status for certificate www.blair-murrah.org
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate 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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

www.blair-murrah.org

X.509 Certificate

The complete raw X.509 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 597602523737833136525877513171006413207128
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-29 02:02:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-27 02:02:58 +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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							813881053e0239c81584b0524686183fedaf38ed
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/89.crl'
 . . . . . . . . . . . . . . . . [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)
							00f1007700dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a0000019719fcdeb30000040300483046022100bea6066c31cd37cf84e6b785273cb9d994f94d8738bfc66187307d1d0aac4d3a022100fad2b0868762a9dad9fa6b0a2c7a663898f4febf5c9b4cfa3a5d6cd0fe432f0e0076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa340000019719fce63c0000040300473045022061bc1856c9a1afd16cfcc74cc549e3e4fcaae103c595d3ec92235211bad1ad0e0221009afac3805fa1de89b381a5df7586113e069fedf6f7733f4ec2f2bf660d91b764
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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