m.oppa.com.br

Issued by R3

About this certificate

This digital certificate with serial number 04:78:3f:30:7a:cf:f1:91:71:be:a0:cd:79:98:cc:2d:c2:7f 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:
  • 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=m.oppa.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:78:3f:30:7a:cf:f1:91:71:be:a0:cd:79:98:cc:2d:c2:7f
Serial Number (int): 389367020842466224578530839086173743071871
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 66:19:de:c0:12:3d:61:b9:16:3d:26:89:81:ad:26:4e:20:17:b7:d5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 03:0b:90:05:6e:dc:31:17:b0:d6:5d:c6:02:79:b0:f7:51:3d:3f:6c
Fingerprint (sha256): 91:0f:7b:2c:f7:88:0b:47:12:1c:ba:fe:8a:d7:5d:28:e0:83:d9:ce:ec:31:7f:fe:bc:02:dd:a1:af:62:55:f6

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

Revocation information

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

Check the revocation status for certificate m.oppa.com.br

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for m.oppa.com.br

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

m.oppa.com.br

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azion.com
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ssl371039.cloudflaressl.com
azion.com
azion.com
azion.com
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blog.oppa.com.br
blog.oppa.com.br
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www.oppa.com.br
blog.oppa.com.br
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ssl371039.cloudflaressl.com
azion.com
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busca.oppa.com.br
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atendimento.oppa.com.br

Certificate

The complete raw certificate details for m.oppa.com.br in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwFbdRxA9QOPEQMnwn/oD
SOyTKV3c1K5Gc6grR2LAAWU9ZTYJzlxmKXy6xq7H4buUKde45+UnU0NEiUz9GPGN
j31VVIKNdlyiQnX8NwHkeBHwZL9pcHrmMqMW7UR+9iJ094QpA1LM5pbThe1vOXfL
QkavqDdlwoPjobG5VNkplIfY5P215/lsAyVk/joEOxZ8lMxT9AwwXOwYpHvH8fhw
WN8KWt0+NXGeIdQY67GuCNHLNsZzjGrVjJecwesbAOho8beJfHmuCbcQWA24ulXF
Dwsr5+h5rhaVjrMv/nSS7oWS0z7dq6dZWR3eu+nBPv17AmEZt03lCpK/Ou/eBo2W
owIDAQAB
-----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 389367020842466224578530839086173743071871
 . . . . . . . . [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 2023-09-23 16:04:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-22 16:04:19 +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 'm.oppa.com.br'
 . . . . . . . . [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 24280588968617165573555119100647646531979867011652122936933092504915745434987980593266624493333836802554040834100608054947324504149352126563210532083911516209638710764616112334978216422280677572783981054099605133362560078753806096378279299390857314394769994808612147092278577613546692349762896409081018833319830864090274140518608922966361682691807091385041273073970860384827479531809381460743037808820777343846171119255255467898305217639524123215478995426411369676369684663677580891943517762864497466911454316576372177276940095986517022679478495741519047226357628116813818971396517823930730158444033056233138806429347
 . . . . . . . . . . . . . . . . . . . . [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)
							6619dec0123d61b9163d268981ad264e2017b7d5
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'm.oppa.com.br'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ac2ffd6ce0000040300483046022100d83cc62b62132fcd101c1ba3b8d9db396760056e27aa5c069c8e132c6f73e113022100db6110f6560704a13406030c090fb7b7f4aef4cf888cc950c8372ecd870f6e1e007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018ac2ffd7030000040300463044022045db2ba91c57ec9a51f8bd4270ac9b05b94ae44b510a9da5d272e61d87a99e1f0220658e208023d165fa1f18bef4d00c1b019a791d4df5e9d8d1c87cb5d194bd6827
 . . . . [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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