www.cyapt.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:55:58:4e:ca:4e:5b:8b:24:39:83:56:33:78:6d:df:de:5b 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.cyapt.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:55:58:4e:ca:4e:5b:8b:24:39:83:56:33:78:6d:df:de:5b
Serial Number (int): 290378240149599415609027934947435031289435
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 89:64:b0:d4:9f:4d:e2:2b:28:89:c2:ca:4a:9e:7d:f6:cc:a4:f0:3b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 58:ba:4c:d9:9a:1c:85:ae:30:55:d0:62:02:7e:74:7d:b6:62:c7:a1
Fingerprint (sha256): 2b:69:5b:83:d0:35:6d:21:33:35:59:10:e3:6c:9f:c5:1b:9f:cb:c7:6a:0a:fc:e8:74:4a:d3:fe:dc:dd:3e:43

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.cyapt.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.cyapt.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.cyapt.com

Other certificates including the domain name cyapt.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.cyapt.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 290378240149599415609027934947435031289435
 . . . . . . . . [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 2019-05-17 11:10:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-15 11:10:12 +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.cyapt.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 892710302827310260781675627336057096505260201411410905245160987119881777775014013491857823650860463185614399954832339528547791350153377842234801657568922868347609682762332197648793937621215925080870791227185065815814999457857368843670863523947473169871607501057137360732190741294600456174604113096582338162309618231672600240574793268981597521860832447920949370000603703505492699764317093439341853406544004719444183235878883271205498953454894017224278619052342708664376126916278111129023923435873808449148937789333343088108153977033179939310222072183900236041377743889162343920837459868844732685104711258628516211254865015257047470701573683802977420971219044696014113624355259037183912860985686127020122697922076725603968587020039818470011034675282390569184299970327535498631484364786905947385164884037364256475726597264867184586087087821321626678031449636142161288904869812459655542649012874979747288635306812276256044065824631822675830565308031149154290907916586875935262533974559736833140771722490581460428983707554731766549214363733715688655089542469502807465196384348574885099948223355057670782881529768849508907679140351184316888544181855924744696730835557702314770803291337832870900595472633563369720526901013281583180676746801
 . . . . . . . . . . . . . . . . . . . . [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)
							8964b0d49f4de22b2889c2ca4a9e7df6cca4f03b
 . . . . . . . . . . . . . . . . [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.cyapt.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)
							00ef007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016ac5b323de000004030046304402202eaa999043b6be46094513fdd221bd7a4211717a0863ab65b13b4148bd821724022073f94dc1b8ed8dfda39235b801808cc90285ba11189ebd40fad1c56441dbda1d00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016ac5b323cf0000040300473045022100b9097dd8894b9ce59862e9ae0596ba8aabbd45544087046bb1e49264228b056702200c6610342203b9cbf03693fbd96c000d84a5af6d791586ede6c0b3da1c802ed9
 . . . . [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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