opostador.com.br

Issued by R3

About this certificate

This digital certificate with serial number 03:0c:84:a3:23:b0:55:ae:71:df:d5:15:d6:2c:c8:2e:65:33 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=opostador.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0c:84:a3:23:b0:55:ae:71:df:d5:15:d6:2c:c8:2e:65:33
Serial Number (int): 265596551362018561420561753237272962950451
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6f:fc:a3:c0:31:cf:5d:52:d2:ce:3a:2e:43:6a:23:79:22:2b:5b:f6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 2c:63:87:8b:8b:e7:52:ab:bb:af:21:10:09:a9:c5:de:d6:08:82:f8
Fingerprint (sha256): 77:71:8c:7d:32:6c:74:48:cf:07:ba:ad:aa:a2:9d:aa:ec:aa:76:e2:5f:d5:f2:a4:5d:d1:1c:ab:32:d4:e1:80

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

Revocation information

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

Check the revocation status for certificate opostador.com.br

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for opostador.com.br

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

opostador.com.br
www.opostador.com.br

Other certificates including the domain name opostador.com.br

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGOjCCBSKgAwIBAgISAwyEoyOwVa5x39UV1izILmUzMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzAyMjYxMzQzMDZaFw0yMzA1MjcxMzQzMDVaMBsxGTAXBgNVBAMT
EG9wb3N0YWRvci5jb20uYnIwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoIC
AQC7me/DnOm05m7WnRl3zDtBT3cyH5WHnHWFkLHABGC3KI7ZvSWOSp8Ul2JmdNr5
bRGynjTWHb8KS8wbc58K7RF8omL1lO+FBv9iBz0wojdW1zL+bIJEuB3WP/SLKquB
5tX34PJTwGKqxseWuaB24RqN/At4ZA+CGkMEIRutaGHcGDfTDP8AbpT+1I57udB9
zyjm3BmFlVuyCmzejJCD4/IOH1qeVq1Oh6xvnHaYCWwkOSAfB/FGXROMf+1NEHVi
/5NSpWFdFdeb6KAgKtpGO4KbuSKyu3isgQqvvzlu/54wK+CpKuC6LWJmDf86Xavd
ToxLb2x5uOnt6e2bPtf4yiXrlRuSAcA/Q1GWeY8PTBx/o1/ldIaht2jQ+QWN5SuX
pl2DwilZGaMpcoTRUbvtlUW7C67pDNE3HmDOt6xahWL7hWj4CBlVKIWYnreLpG2o
LRsr3TGokgXyVaoM20ApiCQ+QADJxc8L3l3CVeNQwmuBsqyLWItflPPPHAugAxp7
yVavEihRRhZ0Pjf62SbN9HA9TfRePnimk7lKX6GpQIh+GVy/HKU4w+hziIDA1TwA
kKagzWH4NspqM26rI9PACR2Gus83E8TdlY0O61nlbw+fjXbZc9DzeCDR8kDOgcwP
QbWKbBi+oh4kBC0TzcZXZa0Zsp+DJTVXrAdkmMslsNkxIwIDAQABo4ICXzCCAlsw
DgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAM
BgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRv/KPAMc9dUtLOOi5DaiN5Iitb9jAfBgNV
HSMEGDAWgBQULrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYI
KwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0
cDovL3IzLmkubGVuY3Iub3JnLzAxBgNVHREEKjAoghBvcG9zdGFkb3IuY29tLmJy
ghR3d3cub3Bvc3RhZG9yLmNvbS5icjBMBgNVHSAERTBDMAgGBmeBDAECATA3Bgsr
BgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0
Lm9yZzCCAQIGCisGAQQB1nkCBAIEgfMEgfAA7gB1ALc++yTfnE26dfI5xbpY9Gxd
/ELPep81xJ4dCYEl7bSZAAABho4tbEwAAAQDAEYwRAIgZMhvRxUZgv6ib326lFqi
qMpETLl0t0h95j+PYbhsgfACICsTvNn9N9ofMCa7+OaM3VW98iY6fVOu3W55YBZF
Y1t0AHUArfe++nz/EMiLnT2cHj4YarRnKV3PsQwkyoWGNOvcgooAAAGGji1shQAA
BAMARjBEAiBWHJ4mIp6cnuiUyaIjPEcnt6KzNDB8Ox5bwEipPWoP5wIgLSOR7y47
oGvwOL4/lZF8+l+DHOUFKJT8qQ57hOgRNTMwDQYJKoZIhvcNAQELBQADggEBABzC
sUstZzGF3CkQKnpuHt1EHxGRdXpL93/l/Tn8EwHO8pUoN26ZG8OsiyVil8+MQyWO
KTApiDhy1vMO+h+SOXCN5xKSfUDywCB8GYSWhlMiHrm26+oC6lbwUvolggR+P1rI
iRcL0UqoWn719/gNsK5m6fFrDuZIXraep3PY2a6ySuNtgJrrzKhFL+FqhOTcaQ49
BTFUZQ7Rt3o3py8IBbOL1dn/aKsRxHjFLcV0FBL6FhVxbsPRMKAFrGMpvai6wYbB
ob/KHXb2uh8+oShPpl7IsYHAXXBtVKoWt3SAMq+br9MUwLsGhJbY+gd2a1j07aqJ
S7J5oryUoUT2pyz0tTU=
-----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 265596551362018561420561753237272962950451
 . . . . . . . . [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 2023-02-26 13:43:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-05-27 13:43:05 +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 'opostador.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 765346590913515962844952356112574349204312100561052915824499061857204234692273389948712140513845595762087963645959308609599712746473775340903705452541921621320323878051076899116245450619974833478141480984738289216779697028844988387842715565211289842736674297730717307669069702473847023218149184536571890070457567661907806609550022556822110950382719204015055132915233855075680593613438501578544648080375062095410932841688399282449415564785932551881256670009421443530953459356213506844010993526629587478626814739026329341711112212053240628760577817279057907380937941127578829871880789162855421370272147093590229419640542100831107074443991792685153422841229667562691008643297142240137327395981436725991059173073190591080350202869965600432737813031879896261252300419573197687482413741418356906948386237003295214082143252239294326616227169642018966092069964223780591274847723154701137748758824297238098016186058820606563631080458748627517314525889060354356148952643148549225947432963104899853072933939588989579134525217390821473392384363315418534893111129816975199775936689322006078187383398311780113780379824771210516601543088039375101531910206684473334466432486158742849020817359984782498696070368153875713376536055476860969760593621283
 . . . . . . . . . . . . . . . . . . . . [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)
							6ffca3c031cf5d52d2ce3a2e436a2379222b5bf6
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'opostador.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.opostador.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 (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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001868e2d6c4c0000040300463044022064c86f47151982fea26f7dba945aa2a8ca444cb974b7487de63f8f61b86c81f002202b13bcd9fd37da1f3026bbf8e68cdd55bdf2263a7d53aedd6e79601645635b74007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a000001868e2d6c8500000403004630440220561c9e26229e9c9ee894c9a2233c4727b7a2b334307c3b1e5bc048a93d6a0fe702202d2391ef2e3ba06bf038be3f95917cfa5f831ce5052894fca90e7b84e8113533
 . . . . [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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