printermd.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6f:a5:00:0b:07:92:62:bd:e7:9d:91:5c:34:2e:f0:af:b6 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=printermd.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6f:a5:00:0b:07:92:62:bd:e7:9d:91:5c:34:2e:f0:af:b6
Serial Number (int): 299327523366515827464067688838642650886070
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5d:77:26:9b:60:69:18:bf:00:b0:78:05:97:85:88:9b:0f:6e:bf:0c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 23:11:05:81:81:20:47:da:81:e7:20:d6:d9:e3:d0:d8:cd:9e:6e:84
Fingerprint (sha256): 23:a7:f5:0f:9e:d7:7d:0d:a9:a0:a5:cb:f6:41:76:eb:5a:e0:ac:74:5d:e1:e6:7c:c1:f5:82:68:23:86:9f:11

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 printermd.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for printermd.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

printermd.com

Other certificates including the domain name printermd.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for printermd.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 299327523366515827464067688838642650886070
 . . . . . . . . [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 2020-02-18 03:58:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 03:58:48 +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 'printermd.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 745908377832519984772214736695156302395408907882440749879285191626627336898177304755114440385971869899638531686175561075937040238663600521292729903717135591386567822618818095635171909275615625870466594789657481677573483043078614932596570943859892607175477971076128820121261019855417611405618324769818410168870596175492552991117782124058601803277506136226352925970780247294362614669367894496170234529668449676441087053864785649042538791300559914445228088813402543741011519178308504889699606440061017138015245155133318601737630899066700769537393984608307477473505981559517406906897337606065362540790945411206221621258016208545646915228439362335874610073828172078609171608770437728160745408305111739691517105709650282976267760327851862970602140616657607710420383551717455605749212756482290070485598782509068318517362690240872467863451479159902559005305157954326444623103123761335964503234422648727549400296262985420942238523242499175962539624259853865557606081754454514032315134424895139454720248119321524570336960910857911177592258116475580273207960238565219845525573831373587788418482535768662631917990842838892160622926913886284996999183657234770658483663956217129592436144539239982097517677213236464821762311453196435631037469776411
 . . . . . . . . . . . . . . . . . . . . [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)
							5d77269b606918bf00b078059785889b0f6ebf0c
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'printermd.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017056a9b9cc000004030047304502204ae71c03a51224e2c58ae31af0ff9f51cd404f49b1d4522a02ec5f9839811c68022100927aabe52ccd0ffa56000cfefbd26db70257e78e23df882ef94ea4f186defcc800760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017056a9ba1a000004030047304502200557b7385fc37329b690d6a7e95c133a53b68d8cfa69b8294db80b38a959068c02210091bfc61cd0ab15bf571d971d6c0f069e33519178225d84da09ab8da6f3ee36f3
 . . . . [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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