tangyaf.com

Issued by R3

About this certificate

This digital certificate with serial number 03:bf:32:c7:73:6f:33:ae:aa:9c:63:c0:59:f4:d0:6f:be:ec was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=tangyaf.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:bf:32:c7:73:6f:33:ae:aa:9c:63:c0:59:f4:d0:6f:be:ec
Serial Number (int): 326398286885331506039025640226899549470444
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 45:91:6b:ca:d1:67:ba:1c:0e:cb:6d:28:b3:61:9b:cb:64:f0:0d:c9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 00:fd:70:de:24:54:8b:a0:56:52:50:67:76:84:de:44:4d:fc:99:71
Fingerprint (sha256): 6d:08:cb:c3:1f:ba:92:29:be:04:84:56:8d:4c:62:43:32:d4:09:fd:d4:34:de:54:67:12:24:56:1f:e7:c3:49

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

Revocation information

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

Check the revocation status for certificate tangyaf.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tangyaf.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

tangyaf.com
www.tangyaf.com

Other certificates including the domain name tangyaf.com

(limited to 100 certificates)
tangyaf.com
tangyaf.com
tangyaf.com
darby.city

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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 326398286885331506039025640226899549470444
 . . . . . . . . [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 2024-04-04 05:01:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-03 05:01:02 +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 'tangyaf.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 687883415346855502696444603294958064643780392587464254516643979610248046152924770832645661884725393411334850947337619858315406817021116194929630867526429287864121501270422799440058984314088766383763828378771529750843242780773649678748509717238868406895842731727727614240390011814314146306454876320406075127172570031699153071421629813148133651775508275118280170276673437115615207003472392082151062642735410649864618732210638763953951636493697721760576912734643239262211961934744363415067783492632984121091136907363750723614679436456640998450302442225362670213344790442333393472780747705696678336780209358359837397747702390955339818736189496106043280248724485227471725967112061849033047831267459549385951437238454504453536673967446723059681111230081415523435603596767152041802741058263790100711657753576648599987329026070526412762999358864007548027100966480917786781207824873230529969331242154211025573098223190942301402269525887486060276200034434213693676245936532202372434449340500531782343535895843323612283444288322183223966972791228461768160054415384243191542730245813002620444726441724742267908288503326761581387783922522497229277267153253081285893465395000488220433173557925254922881184416201011539002123977641637706002987472847
 . . . . . . . . . . . . . . . . . . . . [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)
							45916bcad167ba1c0ecb6d28b3619bcb64f00dc9
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tangyaf.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tangyaf.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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