79283.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:0d:fc:8a:76:27:fd:e4:54:60:8d:26:f7:e1:07:24:54:65 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=79283.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0d:fc:8a:76:27:fd:e4:54:60:8d:26:f7:e1:07:24:54:65
Serial Number (int): 266096212953650023881064999703138758055013
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 99:05:e4:56:25:f4:2b:30:5d:ba:b6:c3:6d:42:5e:bb:0c:0d:d9:fa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0c:08:ee:84:2a:e2:04:d9:63:39:82:5b:48:b6:8f:97:73:f0:f5:45
Fingerprint (sha256): f7:c4:47:e0:b8:5c:3d:7c:c4:eb:13:dc:76:40:11:1b:11:e5:f4:88:ac:03:47:8c:93:49:1f:f1:a1:24:0f:9f

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 79283.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 79283.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

79283.com

Other certificates including the domain name 79283.com

(limited to 100 certificates)
79283.com
79283.com
91852.com
michela.org
79283.com
www.79283.com
71882.com
www.79283.com
79283.com
79283.com
www.79283.com
www.79283.com
79283.com
79283.com
www.79283.com
www.79283.com
79283.com

Certificate

The complete raw certificate details for 79283.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 266096212953650023881064999703138758055013
 . . . . . . . . [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 2019-11-09 04:11:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-07 04:11:05 +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 '79283.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 664183129808042327373793422069462560468910549862686730226232428805123583563419218580776014851413167578376816725511202217136967626125463438003953967178430433474347282107498747628447776267236635891436404576498911761200573072212402088123461870127713135581774782094804255309202264847284003781507483951406435306982006148509201129420523245017022588005885728530358760129872714962908250719445736635407092613410832685191548823248317449834527995196701488954343357806620538344645682859320850621500754306191127575249336382443829819939138660091151884649826190376222313177822405985461024634536294740765282600549750974425546441855986911379123649057105458364200938187318898295828409073578608733749183004674470007183594603313448272555741049158672766852514728125141526677987601656573304739890813583987065491336585277201230542838053902965585474117753569645707761561808954634330825831616717683731968705371041957531977262450714555503532500600240086047823788727120209106940086561352421043989139363003045913321012639957064074030903397360042033683030149519843717561383252164895901129913350976302488842634121953884284805631450271179529092463645214447730812360170279186445584792981816059992766222409692066739170301630542495374571560331990310372715547054849681
 . . . . . . . . . . . . . . . . . . . . [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)
							9905e45625f42b305dbab6c36d425ebb0c0dd9fa
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '79283.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)
							00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e4e92ae5e000004030047304502202d8926c4dfdbe67bbc659bb568b4a1fea0a538d99da74913c67c64549577ae8202210093532e3f5a61aaa85eea157571e32a76caac9374dd293e7b9714f9061a0ecefe0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016e4e92ae72000004030046304402204b15c9866d862bda359f77e586a98856c83e5cabffb24487f117220cecb1c1a002204ca78ad063772c33e1c4cf19edd9e9de3b8c72941fbaf00d6a56d7bc780d2149
 . . . . [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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