33057.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:59:60:b0:7b:82:fd:f6:fb:ba:fa:07:e7:7f:b3:e1:b6:7b 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=33057.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:59:60:b0:7b:82:fd:f6:fb:ba:fa:07:e7:7f:b3:e1:b6:7b
Serial Number (int): 291750510688201357909582775169364091057787
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3b:7b:4b:a6:c0:68:9f:e8:a8:e7:5d:e2:09:8a:24:ae:87:2f:d7:70
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 45:e5:b2:52:53:a8:b4:28:0b:78:bd:3b:4f:f8:5f:ad:62:f9:b6:72
Fingerprint (sha256): f3:17:aa:d7:c5:4d:ce:ad:95:92:b8:23:09:eb:76:c3:37:3e:f6:46:9d:8b:a9:a5:3c:e4:50:71:c1:6e:23:47

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 33057.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 33057.com

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

33057.com

Other certificates including the domain name 33057.com

(limited to 100 certificates)
33057.com
44019.com
www.33057.com
33057.com
33057.com
www.33057.com
www.baptism-invitations.com
33057.com
www.33057.com
www.33057.com
www.33057.com
33057.com
33057.com
33057.com

Certificate

The complete raw certificate details for 33057.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGSzCCBTOgAwIBAgISA1lgsHuC/fb7uvoH53+z4bZ7MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMjQwMzE3NDVaFw0y
MDAxMjIwMzE3NDVaMBQxEjAQBgNVBAMTCTMzMDU3LmNvbTCCAiIwDQYJKoZIhvcN
AQEBBQADggIPADCCAgoCggIBAMg+W+m52RTl2jvuzzlR+VdKlaIz9/kEzP3DcFFp
py4V220IxJscZsI9E8Y4YCHeQiOWLDbSk4WfnsPV/fe7mqndwEXPdcceKza+sepT
/71g48vU6x6DJXRWNv3gZlN5QDOZZkY0Iw9zGIVu81OmBtQEDwgozPXTsayMaZet
ovWFuH1lF3jiqm+r49qUb7S1Z1Ys0GhcDyx8yLl3fpo/aAfM3c5CCJ/+oUsuVBl6
uMH3AqPB3N3oBe02g1TxQHKoZgXL/Y+x5KwObiMjmXia2d0VkyJRwq49fRMarkyB
oSdzlfqdK8zYF/9WL2QRNSzC/xaQkS9FgS66eZpZaroGxANWT45732E7ntmKj7JR
A/NFro3xDnEXgMt4iwxu+CdYrBeABh3pIBaLFgQeRRDPDIxKUUdTk33wpQkQkC++
ZldJqeiRdgx9Du6KKdJiVMJzW5ZNEp84sHuaMpdk93Bqv2YIiO/ZNFt9quI6sJN+
8jGkHbHQaohdM92+b7gPZ181aeXO6Kz+2+QVnynft2kICFSyU1edhtBcaRTYDqpl
HBxgITY8nHaaAXc2nVHVLc5Esld5odh6XR46rbeG872guI9J5ga9fawkjmLZcoKH
KVBjfltrBCgJAMJVoTbEH95rZfUFG9SNWJhGxPlakXUEFp2zHl/A2R+A2MSveXs1
iEhLAgMBAAGjggJfMIICWzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB
BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFDt7S6bAaJ/o
qOdd4gmKJK6HL9dwMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G
CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl
dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl
dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJMzMwNTcuY29tMEwGA1UdIARFMEMw
CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j
cHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHYAb1N2
rDHwMRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFt+/wYOQAABAMARzBFAiA5
nOcoSpobrEjdkmapt/wMEtsTtlsI6ebiykZTEANuqgIhAPaq4PZRejpLsiITBJZS
Qli6Wa0KdxELrB+7j3lJ/Gw6AHcAB7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6
GmnTohwAAAFt+/wYQwAABAMASDBGAiEAzseGoWP+MsvjapS9OaQwC98yTCCKL9qa
PaXOPKhkRLACIQCchSbPI9GkrzQg8LE1jmtgmGCzSpC4gAN0aYfIq8KY1jANBgkq
hkiG9w0BAQsFAAOCAQEAQvu3TuBu6iQi2pyxlu4Fci8j3hQ17yKj7Lf4ZvzP+qUm
eE/3zJqtwq53evjHsNGK9kr0lUztHJ1wdD8hwSTRqfo5We5DymB8Zk7qNPoi2fca
DrWZHVXdfzOkjYHeptjhhESq3u8xNuwMxYfn/XFByQ0xbM8eyQLUvJ9t79Ql+Ga1
NvqMcreQwS7638fCk60lGf0qCPXtBlHv/agJpWLDW1nufubl4ocbNnAUV2hF20P6
M+OPkdJ72jV8aEKWZldJ+4gv57ate4LOrbCfm+xf2BgZ8xa3ltW9h1SKPiso3VPD
xDbjeljYLne1+I3NMhDaikcDu3qlM3lySkH7ja8qDA==
-----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 291750510688201357909582775169364091057787
 . . . . . . . . [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 2019-10-24 03:17:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-22 03:17:45 +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 '33057.com'
 . . . . . . . . [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 816922574024869933484533034129345746930690690205492565580380456338946845009864986913364544553968077189028010543060231627440093407090723846299750483499969820379529046282858739199948265653229080596367609431150190742746403144909246816658342925792824116416433020248132105252506647501004489331348329039246727456441396211907364081989829041656589736014502719112197652014159351530530229043470382797701462126801397434498472302509483536614863524957384491896002681069216783130436658866640900049121525881033812583299125349544254035549227090383474033897681599416061755635720466788304224687748169699888880541868202698797269824752550359088166989923378140420092788614283261938778230420487494035196506690169361716592681359665350553503874490390860168312753984966399914883047044992893025037938925219137871098458334812095772711591895322357869668988561704661024750370414705657009587199156318438673539930594083737527344446332043403989630594139411729047835669158273096794720730458723249392411397453311123517556879834384406528616667814752647533846897016919856173079361046134527255269686814726595031148066010997211130824752411145489374915549753621451842209162297099949317809946706518883025018968593295120102905656619901618689367799080636500167425715199297611
 . . . . . . . . . . . . . . . . . . . . [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)
							3b7b4ba6c0689fe8a8e75de2098a24ae872fd770
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '33057.com'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dfbfc183900000403004730450220399ce7284a9a1bac48dd9266a9b7fc0c12db13b65b08e9e6e2ca465310036eaa022100f6aae0f6517a3a4bb222130496524258ba59ad0a77110bac1fbb8f7949fc6c3a00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016dfbfc18430000040300483046022100cec786a163fe32cbe36a94bd39a4300bdf324c208a2fda9a3da5ce3ca86444b00221009c8526cf23d1a4af3420f0b1358e6b609860b34a90b88003746987c8abc298d6
 . . . . [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)
		0042fbb74ee06eea2422da9cb196ee05722f23de1435ef22a3ecb7f866fccffaa526784ff7cc9aadc2ae777af8c7b0d18af64af4954ced1c9d70743f21c124d1a9fa3959ee43ca607c664eea34fa22d9f71a0eb5991d55dd7f33a48d81dea6d8e18444aadeef3136ec0cc587e7fd7141c90d316ccf1ec902d4bc9f6defd425f866b536fa8c72b790c12efadfc7c293ad2519fd2a08f5ed0651effda809a562c35b59ee7ee6e5e2871b367014576845db43fa33e38f91d27bda357c684296665749fb882fe7b6ad7b82ceadb09f9bec5fd81819f316b796d5bd87548a3e2b28dd53c3c436e37a58d82e77b5f88dcd3210da8a4703bb7aa53379724a41fb8daf2a0c