ferna.ndo.io

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8a:d8:ef:77:2a:f9:63:41:eb:64:b9:cd:77:7b:b1:71:76 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=ferna.ndo.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8a:d8:ef:77:2a:f9:63:41:eb:64:b9:cd:77:7b:b1:71:76
Serial Number (int): 308584181053420486972713439147913980768630
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: df:3b:6e:8e:d3:7b:e4:00:72:6b:b5:a2:9f:3d:c7:26:8b:b4:38:1b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2c:04:46:ba:7e:91:b1:4b:50:8b:3d:be:2d:a0:9a:cb:c6:0e:93:dc
Fingerprint (sha256): 7b:a9:0a:59:2f:b6:66:66:9b:ec:6a:fb:6f:ad:eb:07:97:3c:69:26:e8:e7:fe:33:70:fc:e1:80:2a:f9:fc:da

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 ferna.ndo.io

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ferna.ndo.io

Public Key Algorithm

RSA

Key Size

2048

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

ferna.ndo.io

Other certificates including the domain name ndo.io

(limited to 100 certificates)
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io
ferna.ndo.io

Certificate

The complete raw certificate details for ferna.ndo.io in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwuQkn1WFVdICElzKmuDh
KMvdDRqQQkLWB9DIPB86au7ctmwmwtlRKtN9hCb9s8j/34AweaqpYsfXEUsZmh0r
sLZxGXLph6aMaaqE7e3XLotGHLEiwM+v3wGHAYcpN0xyneeevC/226Lc0kODS75o
cifcWDkZF7itjKx4/ynh/qE0EwUHhrrXpuuALaeC5jfr1Ftb+ahTocFwoxXzTXyq
QlyTwmZgsbWhHAF62uoWKImGEZJ9o5QsZUmllNwAHZfGkH+th5c7uX7CNkc0ZTyN
GXIVLj0fPiK4kfr4b2mvN4p2XQ3qLY19fI/vNkmbAkqXBL8K2cLPahUDqDnOjZ9C
pQIDAQAB
-----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 308584181053420486972713439147913980768630
 . . . . . . . . [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 2020-02-22 16:16:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-22 16:16:49 +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 'ferna.ndo.io'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 24602732697439327351334631290925054237308940310891576492527167607247459713770529757502196328931936031867750724235073062492145597539077400358432490170383749509690240678123760593071257647342114374212156664628551958707179136070384942798907552974707219422019008208440084264314121634058222489324553845121058138246658459609502742760503486262311574968317337434640326144641212676008313684729152578445403251705233642138997088271745811791612653627254295253556727686695581617086036680214197673549726002817345452350372298234025739818724087817985536791308150444873206126313829761348944833361776622730887020204168835942594679620261
 . . . . . . . . . . . . . . . . . . . . [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)
							df3b6e8ed37be400726bb5a29f3dc7268bb4381b
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ferna.ndo.io'
 . . . . . . . . . . . . . . . . [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)
							00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001706de6d429000004030046304402204a92df5ec04e357c5f0ae7fcd584487baf443c9529c3e2c8c2859e2ccadace520220284d644ecb465f659eee4a2c0587f6893b49eda326a3d1218a965bbe7fca461400750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001706de6d452000004030046304402205da24a4eb953150dd258d3c49116ea3f1693ddd518ad49fc7ab9dafe789b3926022057708ecf3f8b5abb17e24c67068d581e8b46aac613404e18d359ce1674d54703
 . . . . [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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