www.biondina.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:55:fc:ec:ef:70:77:51:7a:34:99:ff:2a:2f:30:88:89:b1 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.biondina.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:55:fc:ec:ef:70:77:51:7a:34:99:ff:2a:2f:30:88:89:b1
Serial Number (int): 290597054676963299044156636933952650119601
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9c:f4:c2:3b:21:89:65:12:30:a0:a0:45:b2:9d:6b:e1:13:46:f6:20
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 63:c4:91:73:7b:fa:61:e7:4f:4e:73:37:90:71:47:85:4e:cd:a0:79
Fingerprint (sha256): 89:14:00:db:75:66:6b:d1:36:43:6d:90:77:df:41:09:20:cb:11:67:5e:1f:5b:bb:1e:7e:de:b3:6b:3b:84:2b

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.biondina.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.biondina.org

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.biondina.org

Other certificates including the domain name biondina.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.biondina.org 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 290597054676963299044156636933952650119601
 . . . . . . . . [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 2020-02-02 06:34:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-02 06:34:27 +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.biondina.org'
 . . . . . . . . [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 689524090421106617155666418927260094554071511553198616483090149282207844201081104104201119076064640752559833098045615847027586424196258447433382095525746368717926275929207123604642316235637120378345685249450658150550521660761359750824687588321924144833873307799314938497023510771416029526159231167246135941278149577931736373562108996754623333744067090229128720095204376017116907372161732401442914096393139333776943138134100962391486895479617568012805803921233984624544278049077641320563554656061057182854651392933075746144193609018835798835672346203294578113589128927544284956625034371540750809847884447419171268255766026367962699544539587084072087533164043140572589208593153905887501799759323366244794546952791864247795402913426269592737118339332968074668334897763601833148676335389132742597194986468110164074030338760823830756621067237297217581419360866725742416352725204150515090528068628338426133034528163140834386912858410797398316857834310293554885068739366537260071354061776991812961455284524336149577815488761546115271559287801923288724532751356269527691877375744663033104902206494942464935356071751327231040081347678167339183494149005597073809308981388338616273979486336553464674510720723429109449903172391250900299096580611
 . . . . . . . . . . . . . . . . . . . . [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)
							9cf4c23b2189651230a0a045b29d6be11346f620
 . . . . . . . . . . . . . . . . [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.biondina.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017004d279a900000403004730450220397406e1da7372ac60fdc383b67c92428341f572e0e870521a8e604b599c8425022100e45d12f1bdc77c6b98a11f9639fed258b9324ce2285035217aff33a4bed2d7e5007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017004d27b950000040300473045022100f3f18dd87e957fc3a3c2b0f8fa2476491d96fbd5f55b218e82a6641d7053adee02206ccaeb39d62ea228d64bf2028139fd8584653d387f3f6f571aef713ea8ebfb86
 . . . . [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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