fizyr.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:15:ca:eb:72:c5:72:9f:60:49:70:bb:f8:69:6d:6c:32:5f was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=fizyr.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:15:ca:eb:72:c5:72:9f:60:49:70:bb:f8:69:6d:6c:32:5f
Serial Number (int): 355864800005129119806673111391151307108959
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 47:73:0b:46:c4:90:02:85:0c:bd:d5:7e:47:a7:ad:9b:6b:4d:0f:78
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 77:6d:f4:2a:cd:f9:89:da:07:7f:7b:f8:6c:94:61:be:16:2d:af:73
Fingerprint (sha256): c2:2a:06:48:c6:da:87:2a:71:cb:d8:88:e0:ed:82:f2:fc:32:04:0f:40:e9:1f:92:95:52:0b:35:75:d0:b2:ca

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 fizyr.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for fizyr.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

fizyr.com
www.fizyr.com

Other certificates including the domain name fizyr.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for fizyr.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 355864800005129119806673111391151307108959
 . . . . . . . . [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 2017-12-12 12:10:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-03-12 12:10:48 +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 'fizyr.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 862117971960250354585584628327047041485010272255846627276967862904593627623226620263447302606179889735927653962959944828957134717340133263054069168239795600050092073075262726158710312663989678476853808386386757191045917353557994190853580240517455362653562309029708959144472617334194742416208977115132646831618457825009495568569284248864855271055010996655165861770829951173942008589938819935527397416795914750923244394258581923249193547384290216338247819712339804413516755122999840339542591376360919450157497243736284429960258379076846356768555773907565509195930689611810719314419312787069937366647166134750214352571994231844656986100064345896840421833601069918565272083837210594845936360530086191122749159111241144472907037149794727087383106701583008716993331262792898153268342604686907913934404963743359770083167042127357603915811717443211985228314235324857050834121021398386815774803891194481094662503849806445709657064629190802198326379561665508703815231488523402983610106370184453002819956850517723919214441369482785017512483127606244710440209738657813533892573865965954328895495822889139354176474562056731365856682473732626789580964787072781700496406813431304461820128158837290331109149639454403008635077957463973659444063364687
 . . . . . . . . . . . . . . . . . . . . [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)
							47730b46c49002850cbdd57e47a7ad9b6b4d0f78
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fizyr.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.fizyr.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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)
		007aa38d9d8b9d486086534dd9971c95b300a06db77d78de45fbed5dd77285304b492e209cf55a6965f222ff65e7869af06dfe3750e690b0da12750816a68eb6eb3f6b32bd6ebe263052796023d2f8fb16d2b8b835e526b4bff00b837af9204032dd757cd164abe5cf7a431541bbf2bf157eb14b0fd5eec0cabd87cd45e0e63094a49c07af81a61ef18080c9fffcfc64b72a02b39ec5c1475c44ccfbde40ccf78815dffc37f393b6d54d8eb2374c49ce4eb99a3d0a630aeb96a21666fac3743e9f0c0c855a59c13008f0d95cdb3e410765079478687d87622ba991aab2528b3f684cf334ab37e6913980014b55ef721eac0657f41c4546bbc03780e5fe6e7bd5de