www.guaranteedpleasure.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:49:14:ad:0f:a4:8b:2b:f5:81:41:16:fa:d2:60:ce:30:54 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.guaranteedpleasure.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:49:14:ad:0f:a4:8b:2b:f5:81:41:16:fa:d2:60:ce:30:54
Serial Number (int): 286204953725054106881989783385759898546260
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0e:cb:f2:f5:3c:3c:29:7c:f2:e3:1f:21:3b:5c:98:bb:09:fb:70:5d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4e:9e:47:bd:06:c6:cd:d4:4f:d9:81:94:91:dc:65:a5:b7:cb:8a:99
Fingerprint (sha256): 03:fc:db:33:75:3c:35:df:88:ac:0e:2d:12:66:b8:6b:fb:f5:3c:eb:15:a6:e0:09:89:0a:7c:9f:38:fe:63:82

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.guaranteedpleasure.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.guaranteedpleasure.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.guaranteedpleasure.com

Other certificates including the domain name guaranteedpleasure.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.guaranteedpleasure.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 286204953725054106881989783385759898546260
 . . . . . . . . [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 2020-01-16 11:30:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-15 11:30:15 +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.guaranteedpleasure.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 678399207656911674579103715285196854897648561225882540136232269469628617574199868040363569395920061394535976117964409148493615686296529791318085089376928509307449862976416881415965438680803097238472654812489354990595558731250670462655959346818726013389350052169210355384219104047492874780177569747334317660459196969097575120314212780345395517861941376684496357214410506586765954515923551661661676630923747325990368926397932618514775415180070977630439325628420303804481683975705012365626802182115486691200270530626155867810540420032086647142067371199470428500424399259143808567208710883649752160403839017352309827630370134030293757037052219902751261207441269488165412373213921215700273516274613401330055309151490291481690947143153225252078650784290395817631386382427005011036021479201086941699495445381346240942012749373348102031705121394570298789661339641287428726609747846368204384645038348320404082736714224346410308490299322844832292837628578539714145205435085315733125217595304485775241690262998775198162712313375024276762848666986445549205663640982867325369895087583182561855509453251001559934386309064752851109301525551600224251343163042669927656190368002513050713650082112478674132796026256806925978176712445614902140271344331
 . . . . . . . . . . . . . . . . . . . . [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)
							0ecbf2f53c3c297cf2e31f213b5c98bb09fb705d
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.guaranteedpleasure.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016fae552f550000040300463044022068b5f8926b480eb125e2aeca17a59b7b5101ab28214a4d025d3bd974d562b23502206ac2f9172a38f9867a22936308e6eaae3e3175bad6f842aa033311604ad6c451007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fae552f3e000004030046304402200952a50403ed4e255c90b75048c8186d62b8e13907cdb09b750a1589684b2b7b022010b3a5e36a1ec5bb4a00ae802ce58e1dde81fe413554c693ea6d200d47938bdd
 . . . . [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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