alessia.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:03:9b:1e:53:82:d3:01:4b:0b:70:f6:f5:d9:46:0f:df:0d 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=alessia.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:03:9b:1e:53:82:d3:01:4b:0b:70:f6:f5:d9:46:0f:df:0d
Serial Number (int): 262563892698100934465720441201763541835533
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9a:6c:78:ee:9c:a2:2e:44:aa:3f:25:db:49:15:41:d4:cb:84:7b:81
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e4:e9:fc:95:4d:a7:08:b8:e2:a1:d3:79:e8:ac:9e:7f:dc:2b:2b:ed
Fingerprint (sha256): ad:39:2d:d2:14:84:80:61:b5:53:f9:a1:07:d7:58:f6:ce:3a:91:60:b0:3b:d2:c8:75:fd:e2:84:02:d6:e1:5a

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 alessia.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for alessia.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

alessia.co

Other certificates including the domain name alessia.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for alessia.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 262563892698100934465720441201763541835533
 . . . . . . . . [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 2019-07-29 00:58:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-27 00:58:06 +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 'alessia.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 644339511826308997663884690393848916060969502644079253640853245267497448002381155284310801593557199003570652893523976715419527090202293027045425642606707446068785844211137700627066776936846821502010802118170495956053779032852647484078430922211885311212649978615757064047538776270262419597569926682085793405274320281884174978998606041695234800998512576516648545030187194815378878311958220177593711917976940980348470305126030561292207798230615159454782028651090395065457951074109599705365140312857413955164306306122008652299506286216376153956813239863752070073323893767058704597687580659389528199884330090982844675905940468970318752301613948239261402548371157364941392674893194053349301694615905885577624172784376553807240312869530301588617091909734439342550665150596268945900651754742954496531967055653391094040496765495149565580503976200603388252596480742088035392706543491573569996407825999163781493678330572023294776998953716671722213800333936407789766557268242880921978013388893673697573449300913390135949207436765594533059445685918199591603762932357048233131591674715988055906213056558875225630622696621081474064656163067290832398518819028112572943443038119176428618331724182400704497435045753541039941610207471889730096297035447
 . . . . . . . . . . . . . . . . . . . . [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)
							9a6c78ee9ca22e44aa3f25db491541d4cb847b81
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alessia.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)
							00f0007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c3b72fba000000403004830460221008469068b697362b84f60dace3a28358bfe9d6a796caaf85ce88e111583e76b1d022100a879fd31235b95e57109391c1916ac578bce1b7f27e97ff4b0dce50626735cd5007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c3b72fb9100000403004630440220157dd3e5a89c2bc6fea6baf47ed6f4f01340d32a726b9dd7492c63c350872fe6022074fdeabed1f7934fad4979e60d21ab82dea62170e0353f94addaae93317140d1
 . . . . [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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