fermo.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:61:63:c5:17:00:1f:81:b1:0d:b0:42:d9:48:e3:b8:3f:94 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=fermo.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:61:63:c5:17:00:1f:81:b1:0d:b0:42:d9:48:e3:b8:3f:94
Serial Number (int): 294476864307180780635114320663996544860052
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8f:af:b5:af:7c:34:c4:dd:f0:40:83:9e:cd:de:02:3d:e0:eb:31:4e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ac:57:35:b6:84:b7:3b:6e:d8:b1:c3:22:3a:75:79:ed:0f:e6:c3:02
Fingerprint (sha256): 9e:87:69:ad:b3:b6:20:b9:43:68:d1:c1:46:20:1d:db:0d:a6:a7:db:c8:23:8a:be:52:e4:d8:6e:de:b3:f3:02

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 fermo.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for fermo.co

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

fermo.co

Other certificates including the domain name fermo.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for fermo.co 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 294476864307180780635114320663996544860052
 . . . . . . . . [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 00:12:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-04 00:12:47 +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 'fermo.co'
 . . . . . . . . [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 808106885280644093153034959079006589978467358177552415851537740807396020446475808599948101368734017729922374882012748865416916753956019469501922420344741354340295523228387580622852483167033902701281583555077396742164286773323704229404383408130524270160012184190207000624466694330192338476696527115658499049597894758478616956286047684614624578776927092042177343338614832451899274562094335153320655686327420671765494143260053910442289900816016327487778497128966395393706817596932352132788009245858456308693170115438667538842527070693154587264246580228564232335231195130826413302225080681132343034208788506247604225289909103753003992726358314927986423789021984483103287103240611096980222114258098570529697614912326125116803477256961760770854493467649963319276953874945804796851025924340502625837579870873951209552773113499483683621944868113456674680899833721918040220050927045798337064520934895661151161222745518795181882601234316638109125802219729336837738590046683418374929911992038929455688662738492282565330595897068349538741071378260658221405445230335427115621726682620635172002441363441313745856393155150660168417865200720697110367574947571860406024437760519056147501459909880382112663972904036158940896533780411218020706706560377
 . . . . . . . . . . . . . . . . . . . . [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)
							8fafb5af7c34c4ddf040839ecdde023de0eb314e
 . . . . . . . . . . . . . . . . [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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fermo.co'
 . . . . . . . . . . . . . . . . [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)
							00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001700dc1c3730000040300463044022046d25dd90865a5c40cd33349caf94bfde3a28ec17deb3efbb159ca58082b0f68022012d17dfa597ac1f0f0cf12e7399bbd0797b304b5b7707ffa5da83e2ceb895aa200770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001700dc1c39a0000040300483046022100ee59b17c0d1104ffd7004d1ecbf3f503fddcf87966372824f5b36412c5120bdf022100a0c2f67ccabb84f00ed41354b424279aee8c148af29058c5c3c5ac788261364f
 . . . . [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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