www.polyflight.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:53:3f:5d:62:12:63:05:80:8c:76:b3:d3:b3:c6:2d:89:a1 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.polyflight.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:53:3f:5d:62:12:63:05:80:8c:76:b3:d3:b3:c6:2d:89:a1
Serial Number (int): 289664520486193819597070062354375379880353
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3d:16:8d:e8:f7:ac:f3:be:e9:9d:6e:94:6b:7a:73:0b:85:8f:71:47
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 71:c3:fc:86:7f:57:ff:d2:0b:fe:74:3b:11:87:0e:80:42:97:62:4e
Fingerprint (sha256): d7:d8:f8:e9:db:59:91:f3:80:51:f5:d9:93:02:55:ef:10:79:7c:41:cc:f1:c5:ca:3b:e9:ed:ec:6e:b8:53:f5

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.polyflight.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.polyflight.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.polyflight.com

Other certificates including the domain name polyflight.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.polyflight.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 289664520486193819597070062354375379880353
 . . . . . . . . [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 2019-12-16 16:52:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-15 16:52:12 +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.polyflight.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 989433773142269607936379325857961915748912362444059165509757348981108491101551919301034887598569965868889479309256487870828527090893670314973057142984280232293488369123775854172535786139763149760792129772049453499308962835719797952802858074745687889213892550356742514743154342652948278139368145321050108405633391991352206140610327060590590222863082749695312747800129306869623771214674342849241644849360244417349859407031461385649650860889142620458890850667116983490321930694547514138872356449065643347697090310798040055822147454695243317295587527368663732123274167670450176537769652266055309497600211933649840727651162816810496986959973869456143256676137107678196845206493131976981279492164497488928156805761599581516364340087527502764665244815627888201279270108358169909796246207536429036492507330713832093625849900726932891075726176620926003473764264183167770922945360673339031023558752629874042231792695950886158090656220618184057204479568059430229419952740930864168410070820428640412829840245994937347583573881647092454634336253235909005009846595612715045023938307459280253707600410982845748777467289816902145995726082642006684341038403262698031908450880385200471921965431338828377291787139768821056520820880874839727660461534879
 . . . . . . . . . . . . . . . . . . . . [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)
							3d168de8f7acf3bee99d6e946b7a730b858f7147
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.polyflight.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f0fd6cbab0000040300483046022100ae2a5167854560c60db74f7fd079e559f5bafe7e0bc1422f63edb82031f051d6022100856c46b74144de99c20b5962dbe221fa3afbe4c504f026a516dd78ab2cc7d4ad007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f0fd6cb980000040300473045022100c26897c0be9e4516a13b687cadb98c398f4bb9b01d39c421ce06541238342bb4022013506d15bb007d9a3e50b1f3de8ce873471e53684b84475052bfb5fba1385118
 . . . . [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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