parsinom.ru

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a9:f2:32:bd:1a:0a:36:bb:bf:f9:92:a1:f8:50:0b:8e:e6 was issued on by Let's Encrypt.

With 2 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=parsinom.ru

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a9:f2:32:bd:1a:0a:36:bb:bf:f9:92:a1:f8:50:0b:8e:e6
Serial Number (int): 319166514430180724982059054570148526264038
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 72:4b:37:82:6b:61:5b:51:5c:ef:32:7a:d1:77:b2:cf:5c:2c:ba:8d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 93:09:82:72:30:30:e6:ab:95:7f:c8:0f:14:5e:42:d3:86:d0:87:c9
Fingerprint (sha256): 29:d5:72:b0:9a:e5:7c:ff:f9:9a:92:10:ef:7e:0f:e2:a4:79:31:66:ae:0b:cf:07:f1:a8:a3:74:b1:57:ec:81

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 parsinom.ru

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for parsinom.ru

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

parsinom.ru
www.parsinom.ru

Other certificates including the domain name parsinom.ru

(limited to 100 certificates)
www.parsinom.ru
m.parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
parsinom.ru
www.m.parsinom.ru
parsinom.ru
parsinom.ru
m.parsinom.ru
parsinom.ru
www.m.parsinom.ru
www.parsinom.ru
parsinom.ru
parsinom.ru
www.parsinom.ru
m.parsinom.ru

Certificate

The complete raw certificate details for parsinom.ru 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 319166514430180724982059054570148526264038
 . . . . . . . . [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 2018-01-12 01:13:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-12 01:13:42 +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 'parsinom.ru'
 . . . . . . . . [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 941349226011814172526120511307660653016452018460088314947130540488437485709487975715783371680090126616024713826718507339405325270715695835350423816096081415167529257075883437888166488013047580817653723772241976589367080029533235280143335983693862263438844752616353213335143106122826184390515192226092172015396306099992660764008513550453535895536898445468160051240667041586178969614060453215765082031733065580787451147747486343549419307519289863940702282456197762814672405438478744146968764664008793685137904895157605240260467784278425684969254434291279378779195317594568829868502813142772643007243904378448702970797174540708795047667076873388940671025705053197401669211847108650259542290067578418209542260477977299771685297712152908314107587535530618907791913757183365128949599748223187151439458910486110362817177226129440531059534018867957675987747340087844831296921609048423874502559491339202404212849300458859893847764486625757415859922620540322809659468519091622430629931776533208688032000604256531983761255354782884772104319143097637480065391002708859959570517060561302263861868989305183154291272034730362981325307262448768102605151904438336776864295913615320158050772161330643333017393668014962712115313177882862449210747740191
 . . . . . . . . . . . . . . . . . . . . [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)
							724b37826b615b515cef327ad177b2cf5c2cba8d
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'parsinom.ru'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.parsinom.ru'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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