www.cyapt.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:9c:a0:b5:12:b1:b8:fa:39:7e:89:57:91:92:9a:1a:1e:1f 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): 03:9c:a0:b5:12:b1:b8:fa:39:7e:89:57:91:92:9a:1a:1e:1f
Serial Number (int): 314634523699168126959149472767103297265183
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 91:c1:0a:45:b6:5f:a1:eb:5f:86:61:cb:af:8a:3f:1e:75:84:79:b7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6c:f9:ec:e7:c8:a5:2e:9a:f5:db:d2:19:44:69:c3:87:89:fe:7f:5a
Fingerprint (sha256): 24:5b:e5:40:d7:2b:6a:8e:44:b3:7f:b5:5b:bc:fe:bb:fc:82:3d:38:de:7f:e9:ab:05:e3:27:e4:67:53:71:32

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 314634523699168126959149472767103297265183
 . . . . . . . . [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 2020-02-03 10:45:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-03 10:45:48 +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 924653016482752192386109508300117064247676864564677585635363399063636803021983777903308217832897958499649563800284754189871817258335033126027457906434546309652675620322731298723583629613793138999832565783164936821992361925574004342447408971800921339130955181807399180282981043272181616874090857050607479391333114062390992492105577517672857416260296154974471418352630778135162103914418342931988829311368043798120129046125772551668380035312599556448624555354112960840839754618118723685784368653428754919672181426972315019126539693741022422274405168043088491777981823405480919218130360151292957964338222042727286919043403265975766736769995294599580033697416236543535573580418327753426665284843700020183561066648751093875571262138811760569034279079124476136501318746418255181456559622564029206392739522209316946089238365711349911883396913861464070006413095642772631519739491634523110654359979618191423313153136962204935837959815939911408260696962206481494426071878029937423296390719338918249025190364212825001202995810839456356801804472901148148134781358527184249794725764495613275212788658616919891491512413260052353725866629970520992422356928939644297217116575540982236635193397132191756899001182996336058464087337020935869449171107951
 . . . . . . . . . . . . . . . . . . . . [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)
							91c10a45b65fa1eb5f8661cbaf8a3f1e758479b7
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001700adef3d00000040300463044022014e6d21fabc320818b36ba900584f2c341ce0f4f27f84acb4b3d2f80b3501650022048fdebda3a8e894f14eb52b1e713e403f083f343a092c1ad9c3d80f70bb0d44900770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001700adef3fd0000040300483046022100be2d7ce74a9f94066219b262a02b2894290d634eda44e03257d32684b9f4bf52022100eb1ec6b1d110e119963c88ac2080f8b6d8b697d533c90dc1cec0940f7c512796
 . . . . [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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