www.guangdongexpo.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:e2:f7:1f:d8:f8:fe:f2:09:bc:64:01:89:14:5c:19:62:19 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=www.guangdongexpo.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:e2:f7:1f:d8:f8:fe:f2:09:bc:64:01:89:14:5c:19:62:19Serial Number (int): 338569157396302281973675912683258113516057
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ba:aa:5e:8c:8e:b2:c6:4b:51:27:c9:74:5f:cf:17:09:85:42:41:1b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 82:da:56:e2:51:f7:2c:b1:df:ed:7e:a8:0b:a2:2c:65:19:25:18:45
Fingerprint (sha256): 27:0c:3e:bc:04:aa:21:7f:0a:f7:65:97:3d:33:aa:5f:0b:6a:94:df:29:e3:cd:30:80:fd:a2:cb:40:ab:77:d3
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.guangdongexpo.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.guangdongexpo.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
www.guangdongexpo.com
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www.guangdongexpo.com
bighp.com
www.tripadvicer.com
guangdongexpo.com
guangdongexpo.com
exerciseinducedasthma.org
guangdongexpo.com
withdraw.org
www.collapsiblecanopy.com
agyco.com
www.madisonsportsdoctor.com
www.stainlesssteeltable.com
www.vdce.com
kuzk.com
frwco.com
www.guangdongexpo.com
Certificate
The complete raw certificate details for www.guangdongexpo.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGYDCCBUigAwIBAgISA+L3H9j4/vIJvGQBiRRcGWIZMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMjMwNDA5NDBaFw0y MDAzMjIwNDA5NDBaMCAxHjAcBgNVBAMTFXd3dy5ndWFuZ2RvbmdleHBvLmNvbTCC AiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBALTr5BJxa8zU1gfoynNqUAtK nskPUYHJp2hpItgH7jjvPg8TENpl4lQZ71hpl5fWnFktPsMVFcftskQQLhaPcHdj c6t4XLhFOE5+GnKTD6sgsCeIiockZJosIsdoNMAas2WmlLHyxmUapwKk83GwVxyu ovAwXRgbo44CDTzX0RRRV2eYQgPJgTH5QPnsnLxTrRlquX5ujx3rRUwWvBZZQVzu F5psR0/l+5wyERu7RzoGKc5eKTx+8z9pYhE79Nxp/G7K35gwb/Z+EryW1RF4Le27 dQ305fBmRQap3G08i89vviKXcgbvD0UxQlchyifMA4Totw2UxihQPIkN/NjrMyVF iKd9YtTTxPLUbknPQl7UYA3SNqZ1f276lwrR0IAE0efJP2w4T1A0zehXS4yZbvgS WBInG4eDrULFRvDXOioMvXH5jzgMWrWI64aDD8BABYc90oA3V08wUDK9JiZsLlGF dBQ7LSGbnnFoLPmAKtXkJxi2no/i0ef5aRymKKDpZ3rZEhSaT4VJaaeE9/+LkY1b Sx1qeZkNI7pB7Vde5ma+kJpt2Un9GRbYDO9HUrmNP4NjLH6xwnOFz9K4kHL7qfqF xKySPOAX1pIlo2C4B75wVrPKxBa0EHgdimkkMoMqUBAzVkZi4YkiZQtsJ/UEzJhc w049FCq3wE7yrC3915SxAgMBAAGjggJoMIICZDAOBgNVHQ8BAf8EBAMCBaAwHQYD VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O BBYEFLqqXoyOssZLUSfJdF/PFwmFQkEbMB8GA1UdIwQYMBaAFKhKamMEfd265tE5 t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29j c3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2Nl cnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wIAYDVR0RBBkwF4IVd3d3Lmd1YW5n ZG9uZ2V4cG8uY29tMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEB MCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAgYK KwYBBAHWeQIEAgSB8wSB8ADuAHUAXqdz+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1 loFxRVgAAAFvMSkvBAAABAMARjBEAiAWIti55E0vOtOD47yokWfAmKt2v850Rt0c zcBJhUxfdwIgHU2dUZAa8bv9om339hmgCl0X/OezLmuWiB9PKKEpjNAAdQAHt1wb 5X1o//Gwxh0jFce65ld8V5S3au68YToaadOiHAAAAW8xKS8tAAAEAwBGMEQCIDx/ rbb0qW10U2jTdPTYrllyzvkk+QSYKcnKBGBoo9VzAiBH16UQwZh3MLGpj4fUAj7R yLmkFRmcJUtLdqepdzi/VDANBgkqhkiG9w0BAQsFAAOCAQEAFvW9if+3FpIIhXyY QSdo2SY0AcCZ4PXLk7JfZL8aY3jAT87/EoOW8CdxiqeVWsXhTpBhnR8vXjZM87bH bZzwYsIWFB0dFNkLRpbrCPM2e3gHFGKlKnTML9uar0yh0X0SYbJ3jPrZYuxA0v5w 8yksWhpYLOq3wqTHGbY/FDqmqhv7Kw0Q7aFo5JPjItVDaxsThblTCFK1V5gDgrqC KopLUKy2FeOhk8D6CeajceeBzbmadn2SkYFZkGAPMZ0+J6KrLMahqbL34FUx19/6 nqq3EHSV+oRB0UJoIE8fupmQeWdoDjW2qGbI+6LtnY9jU1HhV2jnKLqEPuBIEx/X g1lsqQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtOvkEnFrzNTWB+jKc2pQ C0qeyQ9RgcmnaGki2AfuOO8+DxMQ2mXiVBnvWGmXl9acWS0+wxUVx+2yRBAuFo9w d2Nzq3hcuEU4Tn4acpMPqyCwJ4iKhyRkmiwix2g0wBqzZaaUsfLGZRqnAqTzcbBX HK6i8DBdGBujjgINPNfRFFFXZ5hCA8mBMflA+eycvFOtGWq5fm6PHetFTBa8FllB XO4XmmxHT+X7nDIRG7tHOgYpzl4pPH7zP2liETv03Gn8bsrfmDBv9n4SvJbVEXgt 7bt1DfTl8GZFBqncbTyLz2++IpdyBu8PRTFCVyHKJ8wDhOi3DZTGKFA8iQ382Osz JUWIp31i1NPE8tRuSc9CXtRgDdI2pnV/bvqXCtHQgATR58k/bDhPUDTN6FdLjJlu +BJYEicbh4OtQsVG8Nc6Kgy9cfmPOAxatYjrhoMPwEAFhz3SgDdXTzBQMr0mJmwu UYV0FDstIZuecWgs+YAq1eQnGLaej+LR5/lpHKYooOlnetkSFJpPhUlpp4T3/4uR jVtLHWp5mQ0jukHtV17mZr6Qmm3ZSf0ZFtgM70dSuY0/g2MsfrHCc4XP0riQcvup +oXErJI84BfWkiWjYLgHvnBWs8rEFrQQeB2KaSQygypQEDNWRmLhiSJlC2wn9QTM mFzDTj0UKrfATvKsLf3XlLECAwEAAQ== -----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 338569157396302281973675912683258113516057 . . . . . . . . [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 2019-12-23 04:09:40 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-22 04:09:40 +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.guangdongexpo.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 738095115591555056171251422552275115871798202978289794069068238770413209038927628030876396777104971950913725125476119992568007344020120042675946283315384975830618021063187726173935076611347911900603199417425732039967480678127336090562586556421182695145679674286759948551758422860804527499818914841500997103461641135516071005472578370373062598846880215665450722991152845571399656707133655018552409080729868665940479386175961054600899430920105037318427451692782761205390490388493486431708516723466015089278449441361336680900419322802622412926043969342242641241912465613656867481945621769174503362388849036082092362310933701060157986795216270305327337161626480810184376234050878347878853245103247780752162739601381362073603638658190715462578782231061118859887489984476899435981119824651674896681549668794825124370561865011357433893555295484303901902856012422258893478237062598399333763470472675388305711120512106825520911918605316361055741961544911323820110019076339970574858867554680082379124984280257105714806201786232161262867679538710849281607798256038180423443810560229047839921706150827455762771269772268774364537467417760587725979093987683077285812024614054838379037975294472778608164672395192103278185609717828087571380568560817 . . . . . . . . . . . . . . . . . . . . [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) baaa5e8c8eb2c64b5127c9745fcf17098542411b . . . . . . . . . . . . . . . . [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 (25 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.guangdongexpo.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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f31292f04000004030046304402201622d8b9e44d2f3ad383e3bca89167c098ab76bfce7446dd1ccdc049854c5f7702201d4d9d51901af1bbfda26df7f619a00a5d17fce7b32e6b96881f4f28a1298cd000750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f31292f2d000004030046304402203c7fadb6f4a96d745368d374f4d8ae5972cef924f9049829c9ca046068a3d573022047d7a510c1987730b1a98f87d4023ed1c8b9a415199c254b4b76a7a97738bf54 . . . . [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) 0016f5bd89ffb7169208857c98412768d9263401c099e0f5cb93b25f64bf1a6378c04fceff128396f027718aa7955ac5e14e90619d1f2f5e364cf3b6c76d9cf062c216141d1d14d90b4696eb08f3367b78071462a52a74cc2fdb9aaf4ca1d17d1261b2778cfad962ec40d2fe70f3292c5a1a582ceab7c2a4c719b63f143aa6aa1bfb2b0d10eda168e493e322d5436b1b1385b9530852b557980382ba822a8a4b50acb615e3a193c0fa09e6a371e781cdb99a767d9291815990600f319d3e27a2ab2cc6a1a9b2f7e05531d7dffa9eaab7107495fa8441d14268204f1fba99907967680e35b6a866c8fba2ed9d8f635351e15768e728ba843ee048131fd783596ca9