www.erasmusmais.pt

Issued by R3

About this certificate

This digital certificate with serial number 03:22:59:5c:5c:d0:8a:de:89:16:fd:48:e3:b1:d6:ce:11:2c was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.erasmusmais.pt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:22:59:5c:5c:d0:8a:de:89:16:fd:48:e3:b1:d6:ce:11:2c
Serial Number (int): 273025239136032609713652947694676284936492
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e7:c1:85:8c:8a:e1:7a:58:32:4e:73:28:d8:ce:fe:23:80:97:55:3c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 81:f0:05:da:04:e0:29:1b:f4:80:df:1e:b7:da:a9:fd:00:a2:09:78
Fingerprint (sha256): 10:5d:07:9e:92:9d:dc:f3:af:55:d2:db:10:f8:a3:03:35:02:74:44:08:2a:7a:93:1c:f4:58:74:7c:ba:bc:ad

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.erasmusmais.pt

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.erasmusmais.pt

Public Key Algorithm

RSA

Key Size

2048

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

erasmusmais.pt
www.erasmusmais.pt

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tcas.erasmusmais.pt
tcas.erasmusmais.pt
www.erasmusmais.pt
lp.erasmusmais.pt
www.erasmusmais.pt
erasmusmais.pt
rolemodels.erasmusmais.pt
erasmusmais.pt
erasmusmais.pt
erasmusmais.pt
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rolemodels.erasmusmais.pt
tcas.erasmusmais.pt
rolemodels.erasmusmais.pt
tcas.erasmusmais.pt
rolemodels.erasmusmais.pt
erasmusmais.pt
rolemodels.erasmusmais.pt
erasmusmais.pt
rolemodels.erasmusmais.pt
tcas.erasmusmais.pt
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rolemodels.erasmusmais.pt
rolemodels.erasmusmais.pt
rolemodels.erasmusmais.pt
tcas.erasmusmais.pt
rolemodels.erasmusmais.pt
tcas.erasmusmais.pt
erasmusmais.pt

Certificate

The complete raw certificate details for www.erasmusmais.pt in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFADCCA+igAwIBAgISAyJZXFzQit6JFv1I47HWzhEsMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAzMzExNTI0NTNaFw0yNDA2MjkxNTI0NTJaMB0xGzAZBgNVBAMT
End3dy5lcmFzbXVzbWFpcy5wdDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC
ggEBAJxh6aEpl6RMwE1C9rWsLX10k4jndz4DKfo/LU5qTLodjyToLMjeG+/SPQP8
H1UVyjrltlUJz2AajkiTxQG3hJt9qZ+FMMZ28VOPpYlhatl55JwOysqYObyV09xI
jZOmEHNWBglNTgiqBQvl7UPNpz6pPCnZV2zIrooePG/avV8BSj2/UNdC0w4hfAni
2fCzL6M6i7psmBACcetxwKu1BMtcNH7k8T+Qz9rtvd0rlqKemESXPeekW8xZm+p2
AbvItgL7SgRENPIpiwRSJdmWXH/nodEGDxPGnvi7/uUs+5i8BuybA7nBKi9F0UOY
kuGvVJgs6xaFZIiNyNvATSj7iKUCAwEAAaOCAiMwggIfMA4GA1UdDwEB/wQEAwIF
oDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAd
BgNVHQ4EFgQU58GFjIrhelgyTnMo2M7+I4CXVTwwHwYDVR0jBBgwFoAUFC6zF7dY
VsuuUAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRw
Oi8vcjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNy
Lm9yZy8wLQYDVR0RBCYwJIIOZXJhc211c21haXMucHSCEnd3dy5lcmFzbXVzbWFp
cy5wdDATBgNVHSAEDDAKMAgGBmeBDAECATCCAQMGCisGAQQB1nkCBAIEgfQEgfEA
7wB2AEiw42vapkc0D+VqAvqdMOscUgHLVt0sgdm7v6s52IRzAAABjpVT/HYAAAQD
AEcwRQIhAIg3c62biPy3CAIrnP4osDnIe0uP32DvbJBAt5+/lACoAiAVYoOHVlgx
aSYnvhtKwIkImXalx4M1y+o0+qCK/dE2IQB1AHb/iD8KtvuVUcJhzPWHujS0pM27
KdxoQgqf5mdMWjp0AAABjpVT/L8AAAQDAEYwRAIgPFFqgnNlEmoq+FKeCL7oVyPD
SsFAymABElWI1DHXOBsCIFe8Y3tH7yFzoE8TRX+qEt4MU334ccSajsicdGKrpR69
MA0GCSqGSIb3DQEBCwUAA4IBAQA8SOdtnbqTX9xRH8v5QWJR4sPggHybnZ/a4pUx
xEeIbByICVnmJoYfaK8zNZeFgtpyjoYxQy+xmN+QKltXgPWekTRn/q61oqg0P6cQ
N/yKu/2EicI1Y+Bp5lvNQNjVmZ2NsXfcNAeqrn2wij9z220aemGuR0kF3k/zrPXq
T/VSqGyj5x/AQ7B1yC62ON6M2yLU4n8J9sZQUHn56Dh6Q2aSu8zhxrIwEyRMkB6L
n5uN+R4r/coA9yPibPA1guMC/8B6KEGnhejiunDJsiqx07bRR22Iqy8ecFElzoIM
Q4Ld10YZKLWERsEn83WVNxO/B/Nv3FWZfMfEgUjW24lcqfCn
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnGHpoSmXpEzATUL2tawt
fXSTiOd3PgMp+j8tTmpMuh2PJOgsyN4b79I9A/wfVRXKOuW2VQnPYBqOSJPFAbeE
m32pn4UwxnbxU4+liWFq2XnknA7Kypg5vJXT3EiNk6YQc1YGCU1OCKoFC+XtQ82n
Pqk8KdlXbMiuih48b9q9XwFKPb9Q10LTDiF8CeLZ8LMvozqLumyYEAJx63HAq7UE
y1w0fuTxP5DP2u293SuWop6YRJc956RbzFmb6nYBu8i2AvtKBEQ08imLBFIl2ZZc
f+eh0QYPE8ae+Lv+5Sz7mLwG7JsDucEqL0XRQ5iS4a9UmCzrFoVkiI3I28BNKPuI
pQIDAQAB
-----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 273025239136032609713652947694676284936492
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-31 15:24:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-29 15:24:52 +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.erasmusmais.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 19741458084869791133899521918408027771677391128111999407691266477259705467483342314956752190126356283463498848856764729813376142786492946901269462807639287728131900858683052558136827899891929939722601725795128970753561053269098005567358084618049299864665223704903683977943533175115776731658402940293587550781506285016768628819175383527509579736802615569904536081020648679965958679825598011157430240524193866080724019091304707406479474495082858056977751300118541434624807511370225553730682329074085488157145841449206800949959153645905138580918235254782745831814559967947795113770345353577475441475118924172134245435557
 . . . . . . . . . . . . . . . . . . . . [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)
							e7c1858c8ae17a58324e7328d8cefe238097553c
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'erasmusmais.pt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.erasmusmais.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e9553fc760000040300473045022100883773ad9b88fcb708022b9cfe28b039c87b4b8fdf60ef6c9040b79fbf9400a8022015628387565831692627be1b4ac089089976a5c78335cbea34faa08afdd1362100750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018e9553fcbf000004030046304402203c516a827365126a2af8529e08bee85723c34ac140ca6001125588d431d7381b022057bc637b47ef2173a04f13457faa12de0c537df871c49a8ec89c7462aba51ebd
 . . . . [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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