www.bisd-tx.org

Issued by R3

About this certificate

This digital certificate with serial number 04:b9:52:1f:da:39:e1:e1:33:1d:c9:5a:62:96:8d:a9:f3:d8 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.bisd-tx.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b9:52:1f:da:39:e1:e1:33:1d:c9:5a:62:96:8d:a9:f3:d8
Serial Number (int): 411510543690422785244741087826734903587800
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ac:bc:00:06:47:e0:11:7b:2c:c9:3d:fe:b4:41:b5:3a:16:b7:02:2a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 23:74:06:f0:ad:25:64:0e:80:aa:c0:51:a6:c8:24:4c:83:78:ce:bf
Fingerprint (sha256): ac:cc:bf:1e:b1:a3:3d:17:3d:ea:a7:b9:a7:6a:04:a7:42:ea:ae:3e:d4:4b:7a:9d:ca:d7:f5:e4:6a:b5:a3:3e

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

Revocation information

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

Check the revocation status for certificate www.bisd-tx.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.bisd-tx.org

Public Key Algorithm

RSA

Key Size

4096

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.bisd-tx.org

Other certificates including the domain name bisd-tx.org

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 411510543690422785244741087826734903587800
 . . . . . . . . [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 2024-01-27 01:04:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-26 01:04:42 +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.bisd-tx.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 818263353007363366562238366614234948838322735787179447485361668390098370650994436150310713398782083109211556071562177072438079569340369174475309107405307844253549692664666237397987933695756631222053938390451086559804897893028004322982236132509324224813053865424974710389210401839828751789297096343080459497622910454110706517192433713950010248141260745634909235259641081676745139873491712010041258309717271042534357728479520533198205124418742772854033604383283610279295012210002118746491612404608360290083751395784417080069416057694086158120397229992767793677057437449259743732459037565745255788116969900125040059434651853317901900427551484726076146605723572208786896693459937510234455687831760934522948789550774246693968219948187036484922598278985767995816358602921797056045760714214007108938828372672178915632989058159981613486728490020295227798575936334372465991736212930016742851576128887442844796216958974320558888606807352986817916548442191289987543191490336517766603731447977366417968713609170769558061181301895721952450876848714439152910074851222958580113427679336722319848893062974247151913884888565012555019285984767852940156227958788918507875326599998493311351419351698497782729712539319181517398615727382524859683744856659
 . . . . . . . . . . . . . . . . . . . . [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)
							acbc000647e0117b2cc93dfeb441b53a16b7022a
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bisd-tx.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)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d48a97d080000040300473045022100c6fa409ad6d369057a07312c7647429354582a07529972c30885d8d7053f18de022043b985e789ee51633d47dd92b1447d46d47da482f13d35d7630588e2c3c7bc2c007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d48a97d580000040300463044022037c940e11aeafbbdcf74752ba0cab4dc89832843d38fae827fc174f163c5c3bf02205508c238bf287952574ea7233617dc66b555dc7d73e4051fdca13b8f4d861005
 . . . . [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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