mat.com.pt

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:16:d5:64:c3:ef:dc:ba:88:b0:f1:ed:0d:50:a0:02:92:2f was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=mat.com.pt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:16:d5:64:c3:ef:dc:ba:88:b0:f1:ed:0d:50:a0:02:92:2f
Serial Number (int): 269106718634403142460611258646903658811951
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 37:e5:89:0f:12:23:aa:0b:a7:80:ed:22:a1:05:d9:79:e1:f5:29:0c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 76:83:f4:de:a6:51:3b:f2:bf:52:4e:3a:b1:7a:ed:77:ea:0a:7d:be
Fingerprint (sha256): b8:bd:e7:d9:fb:94:17:73:ed:e5:8c:85:86:e1:38:ac:f2:82:36:ee:7b:7f:d0:5f:53:a1:68:1a:00:55:14:8a

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 mat.com.pt

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mat.com.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

mat.com.pt
www.mat.com.pt

Other certificates including the domain name mat.com.pt

(limited to 100 certificates)
mat.com.pt
mat.com.pt
mat.com.pt
mat.com.pt
www.mat.com.pt
mat.com.pt

Certificate

The complete raw certificate details for mat.com.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 269106718634403142460611258646903658811951
 . . . . . . . . [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 2016-10-13 07:34:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-01-11 07:34:00 +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 'mat.com.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 881205680592403576689718661027371677482517057665371174801478765171834421829521190415211672006957495218728309696161502130562162841485709355058111756518352927364728622896967767915874506253586373293176500766482507705629432826510075941688632861922726152319353392087020999495082080864980820585355513003025638899437067864597644034306857214959070401678736121499722006386933365409337861774674285230418313698599181756943177377420417194025453211710891937108213981838497155925238824509609393169562909393567481732118727964423165687348165792943815320176252600563284905295526126389062474254744563680309184563188858103152460878456471355801832173582985256744989198460971657135811803018832285607317215377342548840356531376442525751069091954106049608882885485711183492507335829271698432963025671082698335623781631960958892028195000588502612778908424670298728646950954815381359121074313710535234192947425095555679904388397786554658614764359878358102483412596634108596959009367588194031285284426526081230750830633409752631014682051315101150172263599266277761874256941558027552404832143379896015902185640876313749840366865799221678282315912227578874827413541244618703890021738782847464218769812845689737898793956858973110263105348031692847776554419928609
 . . . . . . . . . . . . . . . . . . . . [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)
							37e5890f1223aa0ba780ed22a105d979e1f5290c
 . . . . . . . . . . . . . . . . [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 (100 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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mat.com.pt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mat.com.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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