wulingofficial.com

Issued by R3

About this certificate

This digital certificate with serial number 03:32:22:b4:29:39:59:68:69:47:c3:a5:ed:91:f5:12:f0:d6 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:
  • 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=wulingofficial.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:32:22:b4:29:39:59:68:69:47:c3:a5:ed:91:f5:12:f0:d6
Serial Number (int): 278397105342741355926055485531760987664598
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 67:b0:2d:67:72:96:df:48:86:72:8c:4f:c2:32:05:0d:6a:26:0d:b2
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 6a:a3:c2:ad:8e:88:4d:9b:11:28:31:bd:d6:a5:b6:1d:48:95:b6:6a
Fingerprint (sha256): f4:26:4e:f4:3e:dc:2d:d8:5c:33:ac:ed:1d:87:61:52:1b:34:63:60:68:20:8b:f2:e0:ea:6e:26:1f:c2:15:0b

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

Revocation information

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

Check the revocation status for certificate wulingofficial.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for wulingofficial.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

wulingofficial.com
www.wulingofficial.com

Other certificates including the domain name wulingofficial.com

(limited to 100 certificates)
wulingofficial.com
wulingofficial.com
wulingofficial.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGCjCCBPKgAwIBAgISAzIitCk5WWhpR8Ol7ZH1EvDWMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAyMjExOTEyNTBaFw0yNDA1MjExOTEyNDlaMB0xGzAZBgNVBAMT
End1bGluZ29mZmljaWFsLmNvbTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoC
ggIBAKHyirsMO2Zt/FttwGTIBBTbapDU8YvN+fIt5BWiRI6x5535caAvmFK0Sala
XTMm6OBGyLKFP116GXc/igiVeqJLdQ1Z32f5aJlQJfOal9KQSL+eLzIjXfN84qGk
gKFpWbVzfiKMwJ8RFyILEbGmLYr1DxVq8WBkKiVEldm0rWfq6OABAW5NT4n1ob1W
6EtGtmfrKSA/sq5GTdyGfdx/TPEAKA1zBgZg+b6tCcuOQst5y/9ZFl7dsQfe6dyx
zcKXueG46A1jX1MpKqSs4WApByXyz0YgIZ3Uu9PY2lO+K5xiDaUVO4aVliknDV7E
GpnWYQiHO6WfdB/m4vlgvmmcvBtJJPDccpWFssF3hLalJd6IpAyVgX0LyeR5ycsb
3iv4HhlEgol9vdJqxlB0iEkqOTuITgS8lrNYsmSTi+ZABWMPX6skzBDtYTIdWwwM
4MHPeKe+MnP7kyqS5lYsUMmuIjBCTgIec95/wNf89sKHkauSwwZS9tnovhRmJ2Ru
c19+0kuCsrEm4rgm7RkAnLV+mekdcEwRaa6y8timRRovm+FsJjKFRYd+Iw2veCcH
JysMfoqHYVvJ2Fy5I0vaicvBYRaKooE/KoF8M8+5oHS8G/AIvxSmv+/wjCWpIt15
MtLTlSKUJ+B7JCMWJ7AsfTDvnrHBT/pvCxXsLbvdgD2n8anXAgMBAAGjggItMIIC
KTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMC
MAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFGewLWdylt9IhnKMT8IyBQ1qJg2yMB8G
A1UdIwQYMBaAFBQusxe3WFbLrlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAh
BggrBgEFBQcwAYYVaHR0cDovL3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZo
dHRwOi8vcjMuaS5sZW5jci5vcmcvMDUGA1UdEQQuMCyCEnd1bGluZ29mZmljaWFs
LmNvbYIWd3d3Lnd1bGluZ29mZmljaWFsLmNvbTATBgNVHSAEDDAKMAgGBmeBDAEC
ATCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3AHb/iD8KtvuVUcJhzPWHujS0pM27
KdxoQgqf5mdMWjp0AAABjc1MrNYAAAQDAEgwRgIhAJ4XWGhY01FY9gZQiPN+i6/d
mppOvHfjxXt/dvDtBJyZAiEAijbmk36oEdlWyH0w1SgLQ5i66qS7cS1nvaTWW8Gs
Zv8AdgA7U3d1Pi25gE6LMFsG/kA7Z9hPw/THvQANLXJv4frUFwAAAY3NTK5mAAAE
AwBHMEUCIA3/8kJrT3Gx5sXxs5pFHgZ3uCqLWPWmjaWfk0+iZzYwAiEAqzXdqd4e
jEz3OEeMAo2FBk16wifnQ/CA2Cyw+qWX56EwDQYJKoZIhvcNAQELBQADggEBADFU
SaKYZxAP3elCK1zYXGsIMLkcsCiwnkkl+U3tfUPw+08uTGWM5c09xlV3M3hps5aV
6uu9pvWrTIZVzd9fI3e8aeQBLOQui+nw1iOvoSVtqOuwoPbJHGGJbMCG86r/GS79
D2A6htJcWzSlu42p1sZF0lwQVPP5/eGDovRn2pGS9QXirDLi1xAXyBLYy1se14A2
oxdbV5gc2rDNFfRb3K+avULhyr5mOIL87pTWGOclbwbUNalamohMm594u8twLYSs
bb+SwDnJJJyiMeeIi3H9gqU7H6zvUMHHzA1Da4wKxktbQ+pz1eIrjl7jCL1hyDYN
xlvjGG368i068QHJPKk=
-----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 278397105342741355926055485531760987664598
 . . . . . . . . [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 2024-02-21 19:12:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-21 19:12:49 +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 'wulingofficial.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 660687869527005240230851106990888659152955209858381137779913418476960593916001343652724454968753254605375857870625894466050628319698883603301522447320926956059465820832670699319636211601620103802462425772485646468474481081662975256148973527821516422887421567586673949105078347639800327748740251223984434037183119871695174833331321205261815676111770777231403968650927103855311988700724977815905681822224119361491077264320534258379314211916696947764783398090508131139279901751720929681277376605823905315557488347013157867402363664183567820194862047897361620701144882977648357484101241088609422215912727741216392984142336692584940142122172006099232821696798696917914334272975235871748165049830824124120489749194780328210924126556162357246965296021602156251495698895078266546488946373844688319719418564634646082009536742443437009780995611347082313893938009934066830043828389557289482531918814437792486916803748469305658983862601312582853092394219602575151086872971897192139636776183133288459403308593497502003935884000298642414984944440422756291550900742424476780296997488626763260099542502089212318414887998042624574299447626245072589994692734313243863672607645522459374648919098025517483615945973221362091661907377695821910471766813143
 . . . . . . . . . . . . . . . . . . . . [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)
							67b02d677296df4886728c4fc232050d6a260db2
 . . . . . . . . . . . . . . . . [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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wulingofficial.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.wulingofficial.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 (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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018dcd4cacd600000403004830460221009e17586858d35158f6065088f37e8bafdd9a9a4ebc77e3c57b7f76f0ed049c990221008a36e6937ea811d956c87d30d5280b4398baeaa4bb712d67bda4d65bc1ac66ff0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018dcd4cae66000004030047304502200dfff2426b4f71b1e6c5f1b39a451e0677b82a8b58f5a68da59f934fa2673630022100ab35dda9de1e8c4cf738478c028d85064d7ac227e743f080d82cb0faa597e7a1
 . . . . [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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