www.77932.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6a:ff:46:94:de:7e:7f:c1:a0:df:2f:90:97:f7:48:c4:3b 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.77932.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6a:ff:46:94:de:7e:7f:c1:a0:df:2f:90:97:f7:48:c4:3b
Serial Number (int): 297746108308029891030328653534416188523579
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 66:b9:70:38:61:de:60:67:8c:27:92:96:c9:11:a5:17:e3:2e:f4:29
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3c:51:ab:1e:ce:b0:4e:3d:2c:57:24:fa:3f:f1:c0:6d:d0:b5:a8:bb
Fingerprint (sha256): e1:34:79:e0:18:73:fd:40:0c:a6:f9:8b:a9:39:57:63:81:a1:e8:68:82:20:5c:f8:59:0b:11:de:a9:f6:4d:47

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.77932.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.77932.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.77932.com

Other certificates including the domain name 77932.com

(limited to 100 certificates)
77932.com
www.77932.com
www.77932.com
77932.com
www.77932.com
www.89791.com
www.59781.com
77932.com
87252.com
77932.com
www.77932.com
77932.com
www.77932.com
34896.com
77932.com
77932.com
www.77932.com

Certificate

The complete raw certificate details for www.77932.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 297746108308029891030328653534416188523579
 . . . . . . . . [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 2019-03-24 07:11:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-22 07:11:18 +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.77932.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 703644827314968182880938649617984181354510225279607098204940577850542788887050408897994615056536200958402091170396351188855408533973637042542135998218997416709116344962316993334242485037638417539430857400040572081982661785275461160093663048979632516941107786505327542423179529320691802430405136531363684260486810009853506498321414535244482702826198873443316039067906959381382915704414503948136655392334679349327400710790417730679132148103781980759591185585045635228479062405991061748658877590419115599029723543994511683561209004688910712253539807984809487370383260409879235803024452753276570092778457372275465673544650536472759878815496918093476293933141759781053353958040636663787388907323301592586174637453111247719442903472422296876717902750833335311681924742106828744425219992620050104778034921019102516159569500110560408092079697566717083983620782085977383072162619330857028616555277772872698490111150226163269371435414947976826787408535073676806997512706806998697154950064065313302191412603148495195246204915077178843422882589273186348452798144696714244428202670204999320965524874496695628920453058360539703439085096373910198331272092867323303163145008452610406947188826687238963861829387897444540886806681847838643958430955571
 . . . . . . . . . . . . . . . . . . . . [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)
							66b9703861de60678c279296c911a517e32ef429
 . . . . . . . . . . . . . . . . [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.77932.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)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169aec100d80000040300483046022100a228f6e7f83e383af78be85ef19ee9a07f3056fb9738f0d14ba41b2634e82666022100c71d2487a4018e31237a011fce38f358f553a4426355c16a05727efbf9e9368500750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000169aec102e200000403004630440220769740bab65bc71a1e00622c282aa544264d6441869b876990e75bc8215ce4ad022056334af783e5010f74bf31dc9e528e8253792d24793ce4ef3ed3bae1c7fccff7
 . . . . [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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