www.proof-reading.com

Issued by Sectigo RSA Domain Validation Secure Server CA

About this certificate

This digital certificate with serial number e9:83:09:18:2f:a2:38:e6:f3:da:4f:df:c4:b4:e9:52 was issued on by Sectigo Limited.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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.proof-reading.com

Sectigo Limited

Organization: Sectigo Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This certificate has expire since

Certificate Details

Serial Number (hex): e9:83:09:18:2f:a2:38:e6:f3:da:4f:df:c4:b4:e9:52
Serial Number (int): 310390498364257704170528868363096353106
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 34:f5:ed:63:b5:50:be:f4:d3:fc:04:f3:6e:b6:84:4f:f8:5a:64:1a
AuthorityKeyId: 8d:8c:5e:c4:54:ad:8a:e1:77:e9:9b:f9:9b:05:e1:b8:01:8d:61:e1

Fingerprint (sha1): 46:f4:3a:a2:a2:9c:3d:1f:69:85:16:2b:07:ae:be:15:ff:e7:b0:23
Fingerprint (sha256): cf:f8:96:ea:bf:cf:ec:85:ad:f4:59:97:8c:ad:a1:3f:1e:79:dd:f8:e7:a7:1e:af:3b:70:c3:aa:8e:4d:17:6b

Issuing Certificate URL: http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.sectigo.com

Check the revocation status for certificate www.proof-reading.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.proof-reading.com

Public Key Algorithm

RSA

Key Size

2048

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.proof-reading.com
proof-reading.com

Other certificates including the domain name proof-reading.com

(limited to 100 certificates)
www.proof-reading.com
www.proof-reading.com
www.proof-reading.com
www.proof-reading.com
www.proof-reading.com
www.proof-reading.com
staging.proof-reading.com
www.proof-reading.com
business-writing.proof-reading.com
business-writing.proof-reading.com
business-writing.proof-reading.com
business-writing.proof-reading.com
staging.proof-reading.com
staging.proof-reading.com
www.proof-reading.com
www.proof-reading.com
www.proof-reading.com
www.proof-reading.com
www.proof-reading.com
www.proof-reading.com

Certificate

The complete raw certificate details for www.proof-reading.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyLqUjWyIt2gwChhXgzeL
u8OhSJK6bYlNQgbJT81lJsLLuyHC1sI/Iwy/HfZS0pJnf6JuST6t9mVvkXu8+JLT
SH50C+76+0lx546WcXjvZuwr4ReXRItiZLaf9n7RsxRbvxLBIkXr5CwEyFQADri/
kyC1ihXxu5irVEjfYof5jnp6S25L5SlnakK4+a2wkAXkA4hr3bT2qrvrxA0242nM
Yo+QGX2L9+T2g9BiELz1/DpozrturpODGUyF3LtDsWT8ScmW9Jia74vmUaKQtEm4
8O4g4ArTLil2JeylFDw0DeuPefUt5Hdm/s74P5NqNjbTxb029O/JVbjiJ9rwHNGw
qwIDAQAB
-----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 310390498364257704170528868363096353106
 . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'Sectigo Limited'
 . . . . . . . . . . . . [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 'Sectigo RSA Domain Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-18 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-01-17 23:59:59 +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.proof-reading.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 25339667159855298288508160057207789221118551927711007372440862036894494950503838183288790635165171487395473075250663429134752281421656609780751635696562748931212433288550080756371892562711993008668039701131073606827540405400544970734646374768969404228154248492315470320839249142829005030556195908380630640049407621485900525436583097606964998124483568451911722041908066841733746379863158712282207179367253222642198198739312864253161663001355777181345839744382061366116636405337424131942148704963699866794894267477726435299738718666323704771599880284605686911884576677112654651465767608660909708971393657058316227031211
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 8d8c5ec454ad8ae177e99bf99b05e1b8018d61e1
 . . . . . . . . . . . . . . . . [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)
							34f5ed63b550bef4d3fc04f36eb6844ff85a641a
 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.37 (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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.7
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://sectigo.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (120 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.sectigo.com'
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.proof-reading.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'proof-reading.com'
 . . . . . . . . . . . . . . . . [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)
							00ef0075007d3ef2f88fff88556824c2c0ca9e5289792bc50e78097f2e6a9768997e22f0d70000016fbab56b15000004030046304402203af5bde61776c606c3d419ef94ad7a8e8c4cb4b0df41cfcdd79995377a2e689b022012d8ce5e252d9b1aeabb73471304d0eb8d42699b1001ea8ecd7ca196d18d2f2a0076004494652eb0eeceafc44007d8a8fe28c0dae682bed8cb31b53fd33396b5b681a80000016fbab56b020000040300473045022100cfec4aff91430aae17955a770f0ba8aa432841a30a12ad1f45abc6cf41c1d049022036559114f9f72aa3b06374f8d5e9a4084aea87b095e24c1787ec41c86228158a
 . . . . [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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