alessia.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:57:2f:54:8d:79:82:69:ca:a7:76:96:cf:f2:10:bd:5a:4b 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): 03:57:2f:54:8d:79:82:69:ca:a7:76:96:cf:f2:10:bd:5a:4b
Serial Number (int): 291004336455587116957339094914024846744139
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 81:72:ab:c5:26:b1:23:ea:dc:d4:c2:4f:75:d5:06:60:5c:5e:8f:9e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 5d:8d:89:9c:7d:50:38:cb:6f:ed:76:76:7b:5b:f1:19:1c:d0:8e:f7
Fingerprint (sha256): 6f:6c:33:e8:17:d6:01:c1:81:e1:ba:c6:cf:55:2d:a8:df:37:91:12:35:6f:29:b4:37:df:e9:60:cc:50:3f:b5

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-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtcmtB8mW89jri88BZemQ
62WX4M9AwgfsVQDxNynj6MffjXwr80EF16/jY57RWEciDE0lQgZKoj7xjCh1vGWi
bkJ9Lm9GubjC7nDjcomLmIqgoDdQXYwNmndJwqQ/DaJ8AhjqDziX84DqRwK3QaGQ
rlpsziUQoYAuJgeDsfsyJ1SG7wxnReNrtELKtaJ0RWa9zejjwLUgdV9GHxBKcxsf
2i5HTuwDQWcD3/WSC4zI1thY6/FWkOkic9AzHIEIU2VFmGd+UIYaTy9HR9/B0EYA
dROIF1jJ9krJOTCKGUII3+hisEayYwX2xvl604OdH3KSvs7p+JffsCRa283+WT2Z
I5NTnzfFey8DKEgMEoCE+dBM4VdSd5h9WJ5D6uQkoLBGRV4Kz82hjRHmGY4ed5n3
Nx8nOS4afdlVS6TW6an+KrZ/qynudUfEpavumikxmK6IX3P85ima1tVoTOcibfcD
axf/V6fuEFLQp1OHIbiMfa8qNblTP2DXUotvFJmg33JbH0iVz/rm+94wmg/Bueo4
ohxdrcTkREZaGEDAi/JYCMNtS8uqa3meWwfS7B5GdiMzOF7F1e4bWLYjAthFfkWe
R6j3T+YP22rRA58KF1Z355WkAmEvZy2kOpozQUiRK3bYgvnocUD2B6ta0e/cEN2p
3SpeaNS4royTzETsbuUDaycCAwEAAQ==
-----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 291004336455587116957339094914024846744139
 . . . . . . . . [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 2019-05-28 18:06:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-26 18:06:42 +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 741629505567160884682498484949461034813623408295922789553094356915616552661627364371158286167850537941175325328820474082532932279397991221223669038491735465978178448727297570045331576069577981758296876550768992251973511313748990750221223383601963157520272064475336605816456444742459097206903410661463025340532800567447265380654149351178528210381937237327901874010611451747314061895068468458737520640771784261534370724907425444453684503802972596200466240559686387266462240121303679057315644243392545875606995979088435794112625888115978879551052597244845742433347866942795860574020016707812572776209587213772505993421955589261517627251113713159955504671435143606910376213148976673723997391858135689071380456651181243758475054108630553179543682177798768751422327689701190267891587857190147214475652789151785705511041495766273868408191753612268474137167041854281355426745713235519453558418434351799471566901254120137655510922066007636506745987080285674286584470572184381171362273618984598489083567961509406384541537157868537685443979963247497398428970448778967008795348978263934792946868631262802891111231091385796995984045167506633668127035521513482138590990320675962546320939718475390373116689270651774764667535832989540376974345857831
 . . . . . . . . . . . . . . . . . . . . [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)
							8172abc526b123eadcd4c24f75d506605c5e8f9e
 . . . . . . . . . . . . . . . . [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)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016affd66a3c0000040300473045022100aed83ecabeaa74772d0aa7bff5b7c84cadab87c8efcf6939579495664439f44d02201c7bb52e2c578ade514db651fbfc812f4ed1a340714c5aa605a44f7b8594c576007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016affd66a8f00000403004730450220022583e1c3fc8a8541447dabbddf66d4de760f2e0a97a311d26d4f0a7545299b0221008a0409bd6373411263ba365a033134056c3cf125c0a8c5299697808440b93eee
 . . . . [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)
		004b14878c3d7e4ca0ab44f6ec56c520b1627f410d091964ccbaaca5d5339a7af1d9e8d857cf1c124ac5554ab30fabbc1f41f06fa41bf0ffd638f50c46d7d7331e5ae3da274c7e34cc7b1b8e5415a1669c3ece7fee346117b41b9d89c97a218d0dae4649335ec1a6d50ab797764ee9941e268e1d86feeb983d81f0bb052d5bedc74f550d4ae514b0fda6a0d214b0e0a2b56a117579e21389cc72d607025b6e1504d0fb1d5c98683f5e2eb85b1c8ce5401eef49c7827384b56a0ad9aebfe1c57172e5fb7ecba739f6795a556a4d6dfbcd9b6c590d9bda7aba5b1dc85ccb505ed8a07f0865da7b759a0d99b840b571ccf235239b3b5dfbd8378b0c75729effe280c6