www.andrewtayman.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:53:c4:e6:49:f2:27:33:b8:58:29:2f:35:34:d6:f2:a0:c1 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.andrewtayman.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:53:c4:e6:49:f2:27:33:b8:58:29:2f:35:34:d6:f2:a0:c1
Serial Number (int): 289842018664971187764940956547642253549761
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6c:b9:49:5c:14:4c:00:ee:45:db:4a:0c:f7:7e:6f:5d:87:38:73:6e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4c:48:f4:0f:4d:c0:7f:c4:3a:10:ad:e4:9a:82:51:42:34:84:65:7e
Fingerprint (sha256): 2a:3b:a2:5a:61:e4:13:56:32:00:cb:2f:40:fe:37:51:7e:b0:a3:ff:42:d1:6d:15:a8:c2:46:e3:9e:88:ba:4b

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.andrewtayman.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.andrewtayman.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.andrewtayman.com

Other certificates including the domain name andrewtayman.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGYDCCBUigAwIBAgISA1PE5knyJzO4WCkvNTTW8qDBMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMDYwODMxMDNaFw0y
MDA0MDUwODMxMDNaMB8xHTAbBgNVBAMTFHd3dy5hbmRyZXd0YXltYW4uY29tMIIC
IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAy8Cjh5YIYLeA7X2uOXPSLmZP
hIf6kk0KpTIfXt8FxZTY1kikbFfsgtGyOt8DnGpEV7CyHM5bfE511iBU2ts7kgSC
s46cqAVK1vfx0VUBLTGiJn5m46uBQDVfWb24QAA6s7LpsOJXBowQ8dRexY+jUxKb
Kl1xgw7aBDL5TCYN/onlLeO9TkDkcPzZM6KTHdL9NbAe+PpgM6Io/lv06cR8GUcw
YHbwk/h7OnHQ3DHI6NhxdR3XM/mW11PZx/x1fS88QOYzE+CambTQX+KnRFEvqXyj
oiacj5mVbAjYQuEsYxrP/BkiS3zpfgDanKApOx9B13Lo08meltXUaDSusxyNebIU
GQ4b43RpPe3smg5kPuu+bhbpBJ0T6XoA2aGz6ntrQhDzOrdwbZNIPebFECQhQ6NF
thbeNfq0oACSYwnTe/YwzU4TuZvQjq+mJsdrQI2ISERHvz4yPOl6YzsSHjvwaNU6
FstnUjo3vy7MoC2l9GsddlOLXn6zCTG6QNjvtRTEK6mTF59XoE74v7Eh6z89W75v
qT4OddtVGxnd1IFwHKRw33GTSgnIphxlRf2qqJm8OLxMfss88nPBGlWSJhTSwkww
lhlgZfcjjS7C8TrgRhtkTefdty48Y7FsMT1TX692kMJchWH7nusTRJhFlRQkTM7d
F8y+WUkm6tv37ijyTI0CAwEAAaOCAmkwggJlMA4GA1UdDwEB/wQEAwIFoDAdBgNV
HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E
FgQUbLlJXBRMAO5F20oM935vXYc4c24wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3
pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz
cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy
dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAfBgNVHREEGDAWghR3d3cuYW5kcmV3
dGF5bWFuLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo
MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQQGCisG
AQQB1nkCBAIEgfUEgfIA8AB2AF6nc/nfVsDntTZIfdBJ4DJ6kZoMhKESEoQYdZaB
cUVYAAABb3oxhfkAAAQDAEcwRQIgILbXFBi8pWoIF7GGhu5ZZxeYRw9BvgCIAL8k
fJmkpOsCIQDxngUyddjCN2R0SF+L0Y7qVAOx/QcX3gLeuiOW82ZA7QB2ALIeBcyL
os2KIE6HZvkruYolIGdr2vpw57JJUy3vi5BeAAABb3oxhfYAAAQDAEcwRQIhAPd8
U3cehrcQhHS2iDS9YBIc7OfqMXwmoGqalrbB0z/HAiACl0mOC9DdoH2aGmY2Lghu
al0g/mFenKBXL/9jx6aElDANBgkqhkiG9w0BAQsFAAOCAQEADGaKVVx8GgaUIYyu
d/n1k7y6lo/dV7iOE34SdSPMMgvHLH9r4fU1JiovqV4KET94T307BL4DA9t18d83
fNzDjtSutmYEO6SPCKSjI9CkCwfzHYXkkTieux6YEOrDBJpMxbcb5JchuNgmkVXQ
IqteDy0PmuX7PZTsXYYm8IzcQHAXHHwRoyRwGoqrRETFx6KX0BqUCv/RWjVuheux
hLsx27yZyDA8p6MONq6fQHlgj6mLjFJ9iE2gp1mMiUp1FuzJL85HC7eowz4dpy6j
bS9mCfIExaLN3eF2iQ1Dv7FfSEhnnoX5nGG47gO1ceX3B286BSKWC6KVEIdjCJuk
XRCRcQ==
-----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 289842018664971187764940956547642253549761
 . . . . . . . . [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 2020-01-06 08:31:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-05 08:31:03 +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.andrewtayman.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 831237658648796462421223063600679466098189076221552219230710614234946863392666544114353380462187429390763826290948306725950520736861327662059214133965785040369231288945539509016351786084840570731191112589524708786371227635136596894237060067638515757121321805643502439974531597518893989786428775802475080747963047210946987865890162491063356653117930331355592838539202682818784922829608353786705845773270074697171878225843896804468692161219488200480513057874969632242352338907547388059641270006844926405473004040354882457982705946190488407830911393194897876846060933682296606915122777852250044015342114524455481252123729003081445257612620283795568005812608126984722166918901514040040241084052056866011294076474200304664698534408602017602123559426075133250233103466809916112289823365406226383770211856117646102696978847441459543046691162978819315240521477338744628155299075449356216528783017115533142796204208062429324229783893308954579353268740391379297633711048907818150451125039768339727978903257318979463757240779787952845055451765178212209551709494460799360684329312005007807273814351875571258354337863956100296522834951310825361140841307133917649608108683783289652403308160457403816836459952636524897381697091492024248283440499853
 . . . . . . . . . . . . . . . . . . . . [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)
							6cb9495c144c00ee45db4a0cf77e6f5d8738736e
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.andrewtayman.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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f7a3185f90000040300473045022020b6d71418bca56a0817b18686ee59671798470f41be008800bf247c99a4a4eb022100f19e053275d8c2376474485f8bd18eea5403b1fd0717de02deba2396f36640ed007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f7a3185f60000040300473045022100f77c53771e86b7108474b68834bd60121cece7ea317c26a06a9a96b6c1d33fc702200297498e0bd0dda07d9a1a66362e086e6a5d20fe615e9ca0572fff63c7a68494
 . . . . [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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