www.31871.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:9c:02:d4:0f:65:1f:90:1b:2e:43:12:7a:9b:dd:8d:78:b3 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.31871.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9c:02:d4:0f:65:1f:90:1b:2e:43:12:7a:9b:dd:8d:78:b3
Serial Number (int): 314424666570120676173056712331215554574515
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c2:f6:10:ae:5f:75:58:85:3d:4f:74:6c:4d:d0:c5:02:56:78:2c:b2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 45:7f:a3:87:95:f8:a0:9f:91:08:72:1d:dc:32:5e:ec:ed:fb:d2:4e
Fingerprint (sha256): 90:dc:6f:b5:b5:04:db:86:29:7a:86:1a:6e:4e:6a:ab:8d:d4:30:1d:d0:31:00:83:60:be:47:fd:96:ac:4c:b6

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 www.31871.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.31871.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.31871.com

Other certificates including the domain name 31871.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.31871.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 314424666570120676173056712331215554574515
 . . . . . . . . [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 2019-12-05 01:01:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-04 01:01:29 +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.31871.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 732186179564123336238725504523888443006270518638353361225038105195806215674346428956617762105806716132560517415853595653994269285020884835450913973569285545245530548519732799189416607886343077673584453266285217998843102231111149718772949743383518826862439609077006726214201600051054381688875508826713817046844774191242223929284440301222465728550641812342850383945109573613587923288356686007851639710634508095035074740185893127435840824248241336101962137762535487907303930146376245315993910169947358370234577378934899679698803515412150799885418904543501697626422808761404246600921226086530762510877251595366167449625648608711428202830949942314462518395251194525893486166271093362473476166226650153338199858726028966890189789831517487913463945775600557534552068953033538050064476870761678341686146136491462427970056265526440357740407279239993117795001100934777821566045715900251516660756424876347579769128630368823797060792811863339599756776855390334578401548025629495706267937483587121052459862973615988261776996807508042981702591984076373319233832978354728340790921161117244809145874060513698110223837813498238943154423648822716842051386226937490606575161543451410324479288459670330426910071701778757809480038999245199718184672084661
 . . . . . . . . . . . . . . . . . . . . [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)
							c2f610ae5f7558853d4f746c4dd0c50256782cb2
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.31871.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ed3ca71dc000004030047304502200c1d651383ef5bcd8231c8413b48a7329c3d8c866f3b05f9784329c557c9c188022100d73ac0115af3a4c105b0d4987af717a978923c24ef8214d6bfb6b7b6fd097ddb00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ed3ca7227000004030046304402205883f878915fa45d354b2d0fd23ec50325e1e51de32458ad9fb9bf97f2704a52022056612b35fc96727b11680553d19d66372b0e4f2b52ae6f9cd7bb3d76b2edeb12
 . . . . [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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