www.light-writers.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8b:f3:6b:61:ef:37:92:07:a2:c2:5a:7d:84:d0:a6:10:95 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.light-writers.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8b:f3:6b:61:ef:37:92:07:a2:c2:5a:7d:84:d0:a6:10:95
Serial Number (int): 308959666762377244754842634905777982541973
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a6:11:80:4e:33:4a:e6:57:29:d9:8c:a6:08:02:5e:89:8b:99:ff:6c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 03:43:32:a4:d9:78:73:1d:36:52:65:c0:e8:a8:b7:fd:f5:af:c8:5e
Fingerprint (sha256): 33:86:fc:f0:86:bf:6f:b1:a0:53:6e:3a:80:bd:5c:c4:de:45:29:e5:bb:e7:fa:f6:0f:3c:54:c8:c3:4d:84:06

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.light-writers.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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

www.light-writers.com

Other certificates including the domain name light-writers.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.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 308959666762377244754842634905777982541973
 . . . . . . . . [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 21:11:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-27 21:11:22 +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.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 860843253088957063127229526108645851849742432382498762711172279774775060113366536907842841775196352756588776543954589664619163280540620066972953895045092880449719511682000831072188948687983574160209027174620543685973632290366454675058676615003281302858004610756823900702315364776187274421113497601365785524482787548601195938433778778076489134129535166438749306319842688608895112842017602888785831691551429775491888978587112195341917619630898850034029639549304590743613224693872041674843311314776688229924930037842123021057984906725156885766946646726851273004982642758997174969998318565302310204598553165629508645055141277304825964386543799280751406518492800500406343915667759975725081343472486534284288134490714909701820437232278642298709035443829750075913357936346493387560229125394780210407668152274413596226252605090980674518489127496613002356650202152018784807860284110599349980268836319210347310599841072536220410958423712255497807296244636129699259975160301219138740535478401559317508960404877096831747815897120921554321174469851196189813412701361809417569544070674632514004415697348037052371457151313587100328118891551396084741910874596303816665641529508432167706744394806182549259593894793864184108470801000230310463820700327
 . . . . . . . . . . . . . . . . . . . . [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)
							a611804e334ae65729d98ca608025e898b99ff6c
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016d79edaf3b000004030046304402200c212dd21335356bd1a7c2f698569294047db19dd05d051442b54f2eacd6fb2a0220443ead14e1cfa197709682273c5f6ea04d531fe2bcaeca3df73c5997cb076952007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d79edaf22000004030046304402202f29ca689bbdb4e526dbda57a7c795942baa9a701dc143bd823e8aa2fd3802490220794449e4661b44d6dbbf3658c84dae93a073db67000b0d81221442b99bcf45ef
 . . . . [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)
		00950605ca656ab8388e7bd3b00bf034f89a190518ea874bcd29413b12bf48c4c733f6e610e78c0ca6ae7ea64ee1f77225415cd073310d5f70441714825cd57a7f8f8e6f7981de4135faa032be5e6c7a469b53eb31acef3895913f696bc0db6315707986f1164c92b553fed4e789c02d32a353a20aa4a36a923d7e86f900d20f55608bf55bed5fef69037235550ecf003f9c24180e3468ed5d3bbafb1a3ccb50b3d095813177a7eb728a4a256ca7bc77234d996c0d204455ff768c833f0b7548a7c97e39a550373d7b440c676191ff1bc40a936b5b41a6c045d84cf8876681985aa749b1c8eb76579670b185636c18a2e286fc887a4b0c4f700ac0706a0b16b3a1