www.cyapt.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:83:ea:f9:de:a7:a2:1d:36:68:c9:28:18:6b:d9:3a:3f:bb 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): 03:83:ea:f9:de:a7:a2:1d:36:68:c9:28:18:6b:d9:3a:3f:bb
Serial Number (int): 306226184610831331177846318567521116635067
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 26:dc:b4:48:f2:a3:48:b9:f5:41:a4:45:d9:92:02:14:69:69:22:de
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d9:ae:af:d3:6d:54:97:fc:10:b2:b4:8d:b8:3c:52:02:35:53:6b:29
Fingerprint (sha256): 63:41:57:7e:78:c1:a1:b1:f7:10:40:de:0f:3b:a7:cb:b1:af:48:d7:6d:6f:6f:76:4c:77:ab:0c:40:73:1c:fa

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 306226184610831331177846318567521116635067
 . . . . . . . . [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 2019-11-24 08:36:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-22 08:36:16 +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 710189970643276636311575068118606990027608440907181961664358165655551617133481625317623352821540342960737489124915199973536202399767072095250584101362457480863720473328038000066566688718264200555234692767384492235616214293526501885728522523796356591850641795309336988976154115365648518866632803358213377417294650217562671429466200530869029895217398378340991055953769352342371868626198548821745333935619000514768982115095133075310766185328038293021936021179049330058916695290578756297641286638907401756286658250183306939742449451001756621544507925235208040682790318873972496439205907689591454357610430492307477361821233898899488299752481032730552723593043197412133295832525225528075726813755089337341547833220432175859086816567548030178503183905485782795248435801896751427248557748071547643945759410473762419882063121977100296508538703258547590693356292721250069956628519308859766854169608001741163388280253748571229029822833079867273049614564255932296394619906900283420634013393553405557022924438750601966291771837476352443589247344903772682862697873839336361495115363274456171441089739859931640725245753318620391393688023767556600257728193701484383350708951905826071446944027349980195420306626111792770470354155845319353520041144399
 . . . . . . . . . . . . . . . . . . . . [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)
							26dcb448f2a348b9f541a445d9920214696922de
 . . . . . . . . . . . . . . . . [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)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e9cc4d820000004030046304402203131ca34bf24cba218bf9a91aff3d5e60af238f3d6998ccf2bc811bf51077a9e022006918ef09f2716cbedaaef760e23d62cd910e7838e672a3a4c1f5c79717bc93a007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e9cc4d80f00000403004730450221009fa15b0688f80f90d9ee5c3d4b1a9ed2ba527114aa7164493f438a457e27be78022058cca54e538a51a040696468e34fa6b8975a3246ba7261175fea3029610829a6
 . . . . [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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