www.postope.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:89:8b:3f:3c:80:7e:fb:c5:2d:ad:35:06:74:17:b4:73:e6 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.postope.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:89:8b:3f:3c:80:7e:fb:c5:2d:ad:35:06:74:17:b4:73:e6
Serial Number (int): 395252919028450827585145200727996526523366
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c9:97:54:fd:d1:0a:6d:f5:b1:bd:ac:ee:5b:69:40:97:81:ef:d9:20
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 85:2e:db:3d:97:15:f7:0e:08:6c:bd:ea:19:27:ea:94:c2:c7:90:f1
Fingerprint (sha256): 6e:09:3e:11:13:cc:89:53:2d:91:ee:d1:70:7c:54:fd:de:f4:66:f9:86:f1:3d:9e:1f:2a:04:bb:2b:99:41:c1

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.postope.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.postope.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.postope.com

Other certificates including the domain name postope.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.postope.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 395252919028450827585145200727996526523366
 . . . . . . . . [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 2020-02-18 18:18:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 18:18:27 +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.postope.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 685188708010699293765252324622345153957255760437108836987026106223614864801911559728918950609299700508297398644135023049081461382675553343989725978935439268900494044015340021954397196837409254522390474235214165105448674617205037659121720316711305852180112061370155594237973676566514160063247020219085252482331792195467217015257001327493578650055394025147939927055035822394302380403149334329296536336549156354772868918657378554510481462688791688004288832135044538345008543276860507755416062485532957326962354027584059158110728632579640944434450080686374084853645528452745204817508779704799170452608240635911352642916998073719866924711296573958107827727439130765216884755784970461722454344944267760397074144568436399546673174738097628970734622137825601101588969399488606407396260482840336029765789945052231203451863230237780428409162669902516460955163025948558090606952615300220060403790720469968256782147783466484244110481651483383415057522756374550502970387099150775684863859346831228803357233489416220921237188019856319171852993536359784289898460476889628197909322072724584727173390735123366674540475345299418447239388752566168763274616076576172736013991006547576638888402600420470600706578814298417694917889639960153091254177717049
 . . . . . . . . . . . . . . . . . . . . [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)
							c99754fdd10a6df5b1bdacee5b69409781efd920
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.postope.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000017059bcc3810000040300463044022009a5e620bd8b3088801097b81e8aec6e946c71c68a28f40d4f415054d72b871002203f4475c4d6e9f05de2e263d5e55c49ed4a81033d039f5c68d64b1203786fd530007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017059bcc36c0000040300463044022065993b7371c4d4458dcbe8848eda9738f1c5b036480554c1205e6d13088e2bf90220087dbfe39d7305a63c5d0649aaf1b84127adc1cd086943ccaf1b464bc27be96a
 . . . . [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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