www.landscapingmasters.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:c5:24:b9:ff:c8:39:6d:de:4f:88:28:fe:60:7a:4f:1d:da 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.landscapingmasters.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c5:24:b9:ff:c8:39:6d:de:4f:88:28:fe:60:7a:4f:1d:da
Serial Number (int): 328421302049350558059027755006765386636762
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5e:2a:f7:ef:9b:99:29:2c:b1:d6:44:92:34:57:6a:d9:92:06:bf:4a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e5:88:17:8b:a8:69:b1:b9:ad:a8:be:20:6d:f0:70:81:56:bf:51:13
Fingerprint (sha256): 05:11:98:22:70:22:30:ae:34:27:9c:f6:2a:00:5f:ca:0a:ba:7d:c0:dd:97:22:2a:6d:2b:79:c5:a1:67:f0:96

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.landscapingmasters.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.landscapingmasters.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.landscapingmasters.com

Other certificates including the domain name landscapingmasters.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.landscapingmasters.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGazCCBVOgAwIBAgISA8Ukuf/IOW3eT4go/mB6Tx3aMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwNzM4MTJaFw0y
MDAxMTAwNzM4MTJaMCUxIzAhBgNVBAMTGnd3dy5sYW5kc2NhcGluZ21hc3RlcnMu
Y29tMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAw6FZ8rn/j/Y/PsNC
syFbcmp0Bl+TrZVYmbq0chgbAKd9BqX/vNOtzlhnScrd2kjnLS1BRJB9MyS0755g
fuUjBojyaEXiCON5YAgf2syLvfVvqRae0LYlL66WjgxkNXOA75z9VAh61N97gx5A
5yW+UneHANqBzUxRpWwtXidHd9AIlJ6ivD5S8y78a3+61Xj03zdKFrA2792FdaJj
2kqJFHXKWPm+OtdFZ+uUPhbsQNrzph268kaJhYw6t78ZJSd4DAIySM1Z0lCJQEbC
b9hdbg8sDt4l1w61IGX2qeBYZhXEMeS2+laE5Rx95/ZtySOmqCIQ1Ab5csNecHrP
SqTchpCszLi40Mr7xQ9YrUzm754Ro53hsge/xedWIEE/fBmx/MuJ7fUKevD2vkrk
83G+7j+9IueWOuFxnLBy0YNa0ELiZidFC5iKBGhab3+/qGElG7LMXjZK9GkXuxvw
PcR3u/+s1oWquX1LmGk+rBpiWVkToNt5rKQcQbPqbUrZq2XFlBdymDIt4aWO7Hn3
aS767heO7xScCq11e6yFiEr2jMoUuFKKT5qMQ51xKothrACgWReFzgAgPgUV6THr
DgeSboMLAX9l2R0z2iPH1FRJfQ3va4g9eYMAdqcJmWXaFNlE8TtZ1TcdHvAZXUPS
+8M6fjiQZkZ2jkDHK14+41hYvjsCAwEAAaOCAm4wggJqMA4GA1UdDwEB/wQEAwIF
oDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAd
BgNVHQ4EFgQUXir375uZKSyx1kSSNFdq2ZIGv0owHwYDVR0jBBgwFoAUqEpqYwR9
3brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRw
Oi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRw
Oi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAlBgNVHREEHjAcghp3d3cu
bGFuZHNjYXBpbmdtYXN0ZXJzLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3Bgsr
BgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0
Lm9yZzCCAQMGCisGAQQB1nkCBAIEgfQEgfEA7wB2ACk8UZZUyDlluqpQ/FgH1Ldv
v1h6KXLcpMMM9OVFR/R4AAABbb8eO3EAAAQDAEcwRQIhAO1x1/cxuDxh/JB+Wx2S
Z6Jyj+rlrfsk7wmxsSdKbZijAiAAopWhIGFfjRUAHCKBnRc2UgQtpyWv7cm39A0G
nLzpyQB1AF6nc/nfVsDntTZIfdBJ4DJ6kZoMhKESEoQYdZaBcUVYAAABbb8ePWsA
AAQDAEYwRAIgW5Pxzc7W9zyGhlHihWFqeOos+xkgMjQi+mF3M0YPIlYCIHlYBkUv
8z4RWgZBtTsMTfIJpp2YtTV84vXGb9ygyN/gMA0GCSqGSIb3DQEBCwUAA4IBAQAq
4pg7KQ0u8xzMajmeeB4FIU6HoOwSakuF4WbGnyCfh9l90c/RIOb/TOLmHfGPZ72r
1L9SoyHEJM6oJ+EMMhhQ3gy13a0be/1P/RL2jSs0nBtzzt0e40aySIOKdnTYkNZP
mjT8YLaw9zDOYpjIodpnMhlHhUdO4uuaHcsfXGCxgdvlyVLL8EUPfdHo1+3WOzSo
S9Lewt6T4+Bbh0ZQ7J/joxVCAcge7TCBoWXxTecQPYJKm7tJauP+JP8CcvMYsKXX
6w0xEJHOprS63RnGELCKODPgWb81pB5vsars9NQvzkOfxckjf0foKaliH5B+bJ7t
Ju56EbfhSj039O+wH1jg
-----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 328421302049350558059027755006765386636762
 . . . . . . . . [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 07:38:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 07:38:12 +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.landscapingmasters.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 798101906226976787854523834048749742641508509854907118241275181019760707775611152186333040171929210309433648895069318031833306396187755108684099070927634625111744816452426944829123937456604922398712253606786751719662545593796407916753964323187884398459218067941168393261034816350575464621286340702196837729645798982943368806000751993479606803717315190664419134710528069756800655625043626988400480546700011062671924141235512334088404314621339478496619206776490385725042736316294688212962352532048064206714099073925188049639079289566162135084045517123794581920006947740100073895131318207864747470148148428469021164417689767724464637617634133441260731849281647436894605948729891882674246315963288154597963688344034276883851243270330420514087626498276637049192105002727918657198813184584300079466582238655342512435636263140545571138744082383247937143752145825048231183481502609341206626767794342366554371116728553313119038839170100086840458593269758059032591215736764390549961627117927525871193687345712401687514487332289945269559821239886480959770181614230600053201257547321726868080071802930672961707323395938161150057834995504575169477479760841736739781539842187845853201060630743922085369758073354560283983643867537596121915441331771
 . . . . . . . . . . . . . . . . . . . . [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)
							5e2af7ef9b99292cb1d6449234576ad99206bf4a
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.landscapingmasters.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)
							00ef007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbf1e3b710000040300473045022100ed71d7f731b83c61fc907e5b1d9267a2728feae5adfb24ef09b1b1274a6d98a3022000a295a120615f8d15001c22819d173652042da725afedc9b7f40d069cbce9c90075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbf1e3d6b000004030046304402205b93f1cdced6f73c868651e285616a78ea2cfb1920323422fa617733460f22560220795806452ff33e115a0641b53b0c4df209a69d98b5357ce2f5c66fdca0c8dfe0
 . . . . [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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