light-writers.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:81:3a:ec:21:f4:e5:1b:89:c9:a6:90:3a:4c:ff:2e:dc:e6 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=light-writers.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:81:3a:ec:21:f4:e5:1b:89:c9:a6:90:3a:4c:ff:2e:dc:e6
Serial Number (int): 305311604422618034999511622720802079562982
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6f:d4:b5:d6:29:93:d9:a5:f0:cd:54:50:83:63:a1:4b:c9:3b:54:83
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2f:71:c8:7d:55:08:34:d6:71:8d:be:70:81:05:54:14:5f:8d:d2:09
Fingerprint (sha256): 25:50:73:47:bf:3c:ce:8e:b1:ef:01:3a:4c:c7:60:9a:05:14:92:70:ec:6c:be:30:37:2e:62:e5:b5:75:61:26

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 light-writers.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for light-writers.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

light-writers.com

Other certificates including the domain name light-writers.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for light-writers.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 305311604422618034999511622720802079562982
 . . . . . . . . [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 2019-09-28 21:30:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-27 21:30:41 +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 'light-writers.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 829354344844234929274277061909129835296604445881347273849241105510048690422052706480683543770401013767746319212417254451682067600725156618928303384705420561041979542059037201435008743763053586797990221951938279332494111883253808365500924425307008190838192581742117967966121198509069708972846772806086154303708830084259505268276759910585280510915411112978595977651957991375894175694084435090523310691758446159735083267586187849905331943371253624278811668296506419344390785287780497480661396301761866381710456582752403908899168422729401787291580452733565536069867784951912538274275570718106178025661791987147126950650008159445628832047083913824093275315734541759052344395222375726110289149528307812528950277082379128528961598387631385917658815972167133048726335950828549284003546673333251075517222258694843548198763644816901921294690057293369014300975379016117087330296024127519603027573866552669877530074101262941831101180547300092378518923728395991746916295361504911174205996663709754368115082131706107657151575582838101768460866668099637402091306538479466714830186508873529387764388680778587493540665127340275476190513047874883703244297990408920291649069007436029927586927318226558980310265864899461190642347341110764138876544539467
 . . . . . . . . . . . . . . . . . . . . [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)
							6fd4b5d62993d9a5f0cd54508363a14bc93b5483
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'light-writers.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)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d79ff5cf700000403004730450221008535f9a9b40642efe8bd4d39c9b3cc7b44ee78a0bb8d5b57e9572c2855d8166f02200f82e054674c4899b46c3b20ef854716167cb8b7f42a28582e5480c9e0b534f9007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d79ff5f070000040300463044022041cd3cb6e0fd95af6fa0966e2ff40ddfdb8d8d73451844622f6c1685b8a8bd6002204c49e7926d6c84f3bf31466a32f23d29366dbae2e2b26ec48e71801e5245a5b6
 . . . . [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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