www.aus.pt

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8b:51:9d:51:61:d3:b2:e4:09:d3:b8:a8:f3:03:d6:93:f8 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.aus.pt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8b:51:9d:51:61:d3:b2:e4:09:d3:b8:a8:f3:03:d6:93:f8
Serial Number (int): 308744591106182381777341631820657214264312
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 2a:3d:32:5d:9e:fc:f9:c6:39:4d:b6:3a:e3:a8:00:cb:a2:99:62:54
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 20:e4:ae:24:29:ee:d9:25:02:d3:79:ed:f4:f5:c2:72:71:2e:d3:c7
Fingerprint (sha256): e7:0f:d8:b3:d2:22:d1:d9:3b:33:b5:ba:b2:ec:65:1a:25:95:76:11:6e:ba:44:fe:a7:e2:24:19:5a:77:76:54

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.aus.pt

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.aus.pt

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.aus.pt

Other certificates including the domain name aus.pt

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.aus.pt 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 308744591106182381777341631820657214264312
 . . . . . . . . [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 2020-03-28 12:44:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-26 12:44:07 +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.aus.pt'
 . . . . . . . . [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 682410293812574943461850351867597412623687305025666592308418699652378914226026959090142364048233755148165086328783788017747393379848398675108791980892584058207076343852433370696735340627490674599671645103930784761266543392617215206442863935842890129690201279343009822851626020132298431564613493126537173805591511883372701822565079326800625416224935103297369509417963264947488881960042317850882262320155527852353298671256309663629184178389269105806558213037108280883229119056219777971963583833135305590418089882496804616690413151872752043686492478614363894271264532663467796739452911678762509004298663350608488759752069173571746002189470901170512726384076852965473837283798713150208020620777697501198613140949492790821837060309327426439011923098142175126478847129707295305299718345359416179773230413204136823826871460253452564122924038828212600940364727729208422748841043801295607355067404927934099883428585452989397927258633926863553485790718590480873388998282099808969927622267921263490267711624488377371030166838429359312409509095303012762613722631476811725331257084802822067644555008837590164197877115236477371068133468011137601189528051328370587297360899062981078161030212132153199322764536606794827128467103698192058728968561727
 . . . . . . . . . . . . . . . . . . . . [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)
							2a3d325d9efcf9c6394db63ae3a800cba2996254
 . . . . . . . . . . . . . . . . [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 'www.aus.pt'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001712162af83000004030046304402202c1fddaaa6a22bdae1bbd3dbf988a3053158d36fb9a2be2561bdb4b623972d8d022035c69ed9e3e6f477212b742d7de2e9174fe10cd2c315e6908e7554c58b6ae76100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001712162afb7000004030047304502201b41ae03ba83df9ae0a0cff058fd0cb390243c7824a574fef777d6ab08edfbf8022100d1b1acbf6b6488b7d8d8ea4d017b0d51e8095c96266277a5ad43948965c5ca25
 . . . . [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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