answers-en.ifunfactory.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:fc:aa:4b:24:24:dd:4f:7d:10:d1:af:90:a2:ff:82:04:50 was issued on by Let's Encrypt.

With 3 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=answers-en.ifunfactory.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:fc:aa:4b:24:24:dd:4f:7d:10:d1:af:90:a2:ff:82:04:50
Serial Number (int): 347314373173992510407997872517427134334032
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a8:20:22:8c:86:f1:ba:f0:53:6e:ec:bb:13:48:85:87:53:ef:a1:88
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 58:f8:df:3a:55:f9:3f:9f:69:a4:40:0a:0d:34:2e:6e:e3:ca:a7:42
Fingerprint (sha256): 7b:a5:6f:78:70:d8:ca:69:d3:5f:79:c2:73:f0:86:e3:76:20:a2:16:f0:cf:be:82:fb:d5:84:de:2b:d0:27:bf

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 answers-en.ifunfactory.com

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for answers-en.ifunfactory.com

Public Key Algorithm

RSA

Key Size

2048

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

answers-en.ifunfactory.com
answers-zh.ifunfactory.com
answers.ifunfactory.com

Other certificates including the domain name ifunfactory.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for answers-en.ifunfactory.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz20TVcytiWF870CcXo7+
JK/Od/iykztBiZ1Oadbbi806YwbTpAGDe/hVx5IcHWSOOU/vlJ2I3haCHAJEOlQ+
jqCVIY9Ga0pLC3OIfupn7cjmV4TPXWQTPsEAxzUPNjpdVC2bK48/gtCt8wAgEnnr
fWo9H3IxY1Qss6bXkpTBNg941hEARVRkvvR6qeZxXxeXJCb8NSoR5DBRsgc07Dmo
ftHaRfzYHuouJwU1u8WBAYRxFiCmRbtZDvDalodRG/NvSadvPtQi+WlIgxwhJsyA
wvLDn+HyqkWRePMBJIgRoxpNvsBl/j3EQm3i0pc4RgoJbpJBJNzENxhzgYeaNOtF
WQIDAQAB
-----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 347314373173992510407997872517427134334032
 . . . . . . . . [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 2019-10-27 06:52:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-25 06:52:06 +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 'answers-en.ifunfactory.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 26185116275479153669830660339359073198115846634832530446288097230898089784416423318747043714887289587645832778215200750472216258157351339563708487469286039923677000954717382814326810949833463609653722682404317163476321718038296665309696167675091626841752901693537212471679626076547947970811141289258058537144121484052096203714405259332877536499520584827829538407932131980161317531717326047390601727744588205509316085817751404123845158574454485706916815648888778019673610190325002943419509451874789293914336402297128611973872233267236901030975082686529605468966499383982236329665955670516413892519528722004370740954457
 . . . . . . . . . . . . . . . . . . . . [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)
							a820228c86f1baf0536eecbb1348858753efa188
 . . . . . . . . . . . . . . . . [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 (83 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'answers-en.ifunfactory.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'answers-zh.ifunfactory.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'answers.ifunfactory.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e0c336ac40000040300473045022100f299bf8e85e5d17a121fe64898f1a736cfc726286bdfbe94d045842da5bca5d802204eeb2370231eff54904ce6664363ad9b0261c42af1d5c95ae3e69a16af0c6cbf00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e0c336af40000040300473045022100bc520e6975a95788a0845920c1685ab50f8367b9a3462ea72495826d62fc22b9022068a32e1af9c7d19b3266bd27dbf7f96904a963c70653ceaa9e7da9ec50b6b0d9
 . . . . [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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