www.notvalid.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:0f:b2:9c:cd:34:ac:c7:70:70:9b:5b:c5:c0:f3:45:dc:57 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.notvalid.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0f:b2:9c:cd:34:ac:c7:70:70:9b:5b:c5:c0:f3:45:dc:57
Serial Number (int): 266678510042721769078553079336695996210263
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c0:79:d5:87:8f:7e:52:c5:7a:fe:a9:a2:ef:cf:f7:6c:18:ec:a5:0a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d5:03:9b:03:a6:1a:c5:4e:b3:7b:cb:2a:e9:1a:9b:3d:e5:77:6e:c9
Fingerprint (sha256): 90:98:c9:a1:e5:cb:2d:6a:45:b8:1f:d8:90:ee:2b:e3:97:ad:53:0c:4e:51:b8:1a:44:fa:c3:ba:fd:ef:39:0c

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.notvalid.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.notvalid.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.notvalid.com

Other certificates including the domain name notvalid.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.notvalid.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 266678510042721769078553079336695996210263
 . . . . . . . . [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 2020-02-04 08:39:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-04 08:39:57 +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.notvalid.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 760086244813090790289534944276854652847296732505567241481577279178695403958728937318314586403810839054827254333896061201352298137935233575093950522404301790851084864022340608161645303047304104549038987545658929858039603278083880300533110606183896710505759205261149760617217961303734134406869170653180532052615993738370234223937450519244519969222248408546061099003956027586018553171395237544522011385222150224092245555662152551230418046455893399837495825975109499147285489295881543782601577774912516147752065352405955807600336368804827574095719453462319636206488447853146296550015781430990210105808377182415149602490051814854675966900314188610255399215042047117249389404996048167023089007611461232452209224334160089246371853422184025920355542757593217960732418641755411149114573278849939525831729734814019111907897207567542114097019150424517971095150975306562380272922695645690478554405527447062549397366168704547828053762472385035836702814086297621515622040203394334993098104896040664024607032588286392668571946370918906790796319143776637467245676407370381908008874258440159090430573008340737248263968369842229757528962389259247528764323889059141722161265283235887598677246306752235009364428851888033824175978623103366354751715997271
 . . . . . . . . . . . . . . . . . . . . [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)
							c079d5878f7e52c57afea9a2efcff76c18eca50a
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.notvalid.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001700f92173200000403004630440220702916ad191367527064c5d559afcf8e51746014d41157074004624785829007022014789587a5f493f2f0120a64a10b00b78e6fcaf870c8663355b5aa6a1a1baa05007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001700f92190b0000040300473045022100c0163c1eab6fe566a5a472b79b71b5d021bfde60799c7bdd3bfefd4a343d8f490220653090be91ec7970480b9442fae852d2aec0efe2ae9b53a7f4114b5935e557aa
 . . . . [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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