www.biztechniques.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:04:fb:92:0f:e7:92:d0:e9:0b:06:58:54:35:0b:b8:60:86 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.biztechniques.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:04:fb:92:0f:e7:92:d0:e9:0b:06:58:54:35:0b:b8:60:86
Serial Number (int): 263032381887831140726747094429526195200134
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 2b:ed:87:ac:06:c4:18:02:bc:4a:03:90:85:63:58:d8:6a:2b:d1:55
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): eb:e3:a6:e8:35:47:05:3d:9a:64:dc:9a:76:7e:98:6f:87:f6:84:54
Fingerprint (sha256): 29:b7:67:54:c6:9f:40:ce:2c:95:f5:8f:75:81:4f:25:3f:2e:45:fb:19:65:72:4c:84:1d:ff:3a:a5:64:e2:db

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.biztechniques.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.biztechniques.com

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.biztechniques.com

Other certificates including the domain name biztechniques.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.biztechniques.com 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 263032381887831140726747094429526195200134
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-16 08:41:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-16 08:41:32 +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.biztechniques.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 870223850571720236033314696553444823763193342491268827613853157417250885255802939635407346033954541355886854002888418376555053486733032498710025091978154103238217864064843825239113398220495475796772372065791218633919547841827148461990155749935938653241617335836652104606433371950138574912638635784355442895693031150329844230841725791148945897735742005190999666728671242682682441762954559919034665932591577011655468791952113583111420177174793327819702289652764490382048928281826565010115342833443714360076021441801902703701191803150223514992093277746550609390364522045136121035419552625750866271346177539803591679459457032013323086534803217525675137313914145759509740735036939953982927035928831607038942864695485679514550950200757940624373869429542583455210793287570452489254422287914703849077522476351862265743331205537602596582922173545965783402437971111489148221837620567445669771002623772885946628099657473034847888307698202593021899464747402880864055396733505499393934139750864149726027269499440532694002722525365280775956407246404682326834097813934038746411959029733348168522006470189013841087914406814574574405279113388461312371172278802795326705487844080725778264079846690165185097883034288164953205259179815259719352634650741
 . . . . . . . . . . . . . . . . . . . . [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)
							2bed87ac06c41802bc4a0390856358d86a2bd155
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.biztechniques.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001704d5fdc54000004030047304502207364d7e316240a972f5905be745543d551272c13ee063b964a394c51e2bd0e3a022100ee91cfb459a5793c0f005abfc81137a99687fe3d1a90e4a4036f5c83c724d852007700e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001704d5fdc540000040300483046022100b52cd17585a80aff89d59de727e19e56ef3d25027db05ff5df867d98d3daf8e4022100b1df6d7fd36bd4e336356eedd9190772b7a007b8ebfbd9092e42ed75c73b130f
 . . . . [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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