www.guardal.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:13:69:90:b3:90:73:f0:03:fc:65:31:e1:7f:5f:7c:f7:6a 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.guardal.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:13:69:90:b3:90:73:f0:03:fc:65:31:e1:7f:5f:7c:f7:6a
Serial Number (int): 355054828970839917966985327190461288085354
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: aa:80:86:bf:64:6b:87:35:b1:e0:82:7b:b8:ac:2b:12:d5:ea:05:cc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a8:9c:45:fb:21:be:4a:10:b0:49:f9:92:32:51:d6:30:ca:bc:b7:fe
Fingerprint (sha256): cb:2e:a2:da:73:a6:98:5d:f2:2f:a7:8c:86:d6:ce:23:47:b2:6b:29:7b:2a:fa:3a:ed:1b:4c:f6:05:d6:6c:27

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.guardal.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.guardal.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.guardal.com

Other certificates including the domain name guardal.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.guardal.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 355054828970839917966985327190461288085354
 . . . . . . . . [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 2019-10-12 22:28:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 22:28:16 +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.guardal.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 842562228371313314100909992453546961017524078430418306892650298070614571051836448620566368888924575650852872123240579362901197997433611841219253273444712499134102549992926051384134570899326856280248396823610155888494412583472719950490569825154964636555891005279392433929756907116487442088987100344400953098067731304406041462053410939115077825213603440895386890290217063877598002425151271531137888398612356538726339974083616178771347552592734613252978040978034288499729161416928367318501192689674955098603420177440411679149770063074402966420472097294036055494224906281915424600410328827027152686310985084610503248884954678814177724501330673320079207115656082407351245356308119058707709995326437573089582475454291933150834652597014557324493418803550353133833948966247545161861224119182994716192304167291378277291648084642598755460137254833167184945562446542061003638330132494978431518996433140873574169945955463642070915247888407393638978594806555574549648339357224782160682882302623237651434172033177966290542058528791182767700224908212463944955720936342225018520095846725956133279013502078665782294820534826381301823408211170598750102914064535589822024067512475636945766620917230207040627761048897394823785643776258357046228967382861
 . . . . . . . . . . . . . . . . . . . . [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)
							aa8086bf646b8735b1e0827bb8ac2b12d5ea05cc
 . . . . . . . . . . . . . . . . [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.guardal.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)
							00f1007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc24d1d420000040300483046022100dc016f8133025487eb34f7916c78ab033d32ac010bdb41eeb1cdff1e0df7319a02210091f3c44d1598e12234d9ceca967e25e83e17d52ed5b52a28578936e2e376455a0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc24d1f400000040300473045022100d3177b4a64c28677299836f332d1c97f1d60aaea95f8d254fa5cd43e2f53721602201f4344fd0d9ce8edd8a09dd0c77256cbce74ed1a4b761322956733f52291b3ea
 . . . . [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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