www.guardal.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:f5:4c:63:ae:76:e5:a8:e9:e3:a2:99:a8:44:e3:29:d3:6d 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:f5:4c:63:ae:76:e5:a8:e9:e3:a2:99:a8:44:e3:29:d3:6d
Serial Number (int): 431919862526298829172669437562209801196397
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 73:04:62:c4:49:5e:00:4e:f8:50:43:7b:9b:55:ee:c2:18:39:4b:78
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8b:c0:79:a7:49:4e:e5:5c:08:24:73:d7:8a:20:b2:7e:08:e7:cb:72
Fingerprint (sha256): 6b:f8:48:00:c5:c5:24:4c:a7:14:85:e5:2b:d6:64:43:0e:d3:05:19:c8:66:a2:48:1e:96:b9:b0:b3:7a:db:ff

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 431919862526298829172669437562209801196397
 . . . . . . . . [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 2019-12-17 10:06:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-16 10:06:37 +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 914313363792311720156528965379192267193795780867269821127874288285626193755086197298871253446576136595477012625342604731883291848522878619076658544325896351385480481047269172689035175704974043802476404853816171700497234599695223632137579485531429134143658588114092662358681422045962423916042124233600071370402943067030347000150868575986065424971125924135208685103740583057127626321713579253646469606168061698091141572295603512917408071916305818868348889501827955341793301407364420109609764690611237157585027175615051236827876848746359957376095937344901023234456460976170819083970636620037352298166736040239634432989825091622954288900012930552518486623138001874861420626975783809772916656065263676376361106399372924980342975077652606955525002832147049352241209803391674804663402819352083274423392796333901940914203924875478895721877226159986011798854502054787787623960784307625688038331817194337153549429022546545522498913947061888546792619866567157337488450213050202357225198458214517438417503932339210308742883320965744262488736622356994897426850320030738193163455479432924097464945014221173294155530774319935830420734140999197526748476749262530808673384224762575377317895909769817517072160827541937434641932764557611024448467032441
 . . . . . . . . . . . . . . . . . . . . [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)
							730462c4495e004ef850437b9b55eec218394b78
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f1389d642000004030046304402204eedadf78c4f6fb6a3a86eff197448d4ac5c977cb757aa5501350709cd697a770220472d737754146ad9e1d43ab9e19ee3183948b2770e1fbafa8044d2504a87945300750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f1389d6430000040300463044022039fb0c17d94bf0e7730e6bd4273989845d01a990e5a53a42dcfc11e2ab849089022033844dbc9d74c88fc42731237c5eb19136f8225d2138e00787f891437de02675
 . . . . [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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