www.computer-exchange.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:86:b4:b6:16:b3:69:04:43:60:29:ee:4c:32:32:d1:ed:e0 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.computer-exchange.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:86:b4:b6:16:b3:69:04:43:60:29:ee:4c:32:32:d1:ed:e0
Serial Number (int): 307174901460383385690012022390974846201312
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b1:f0:df:3a:b6:8d:f4:8f:19:2a:31:88:18:51:78:b5:d3:fb:bd:98
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d9:fb:d8:8c:5b:9e:c6:19:0d:50:64:ef:7f:93:86:ef:13:02:ed:cc
Fingerprint (sha256): dd:de:48:44:14:56:ab:8e:e1:88:55:85:91:0b:0d:af:49:0b:d5:57:80:1a:49:09:9e:07:31:af:43:1c:8e:d4

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.computer-exchange.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.computer-exchange.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.computer-exchange.com

Other certificates including the domain name computer-exchange.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5bx2pybG8YiXV/JwxNMp
k9XkS0r5t/aGdr5Et/RigAU1AtRRadVXVTaAgrpuay3QrFGBuRagX4TkNh5CXjbh
Gfo3mo6awjhP7mt96V0f0rYOeQ05WYFdYQ7IOkZM9yU6wMERKuBjm2pOKK+FR43E
xB2K9fLiDcXuRSuHnEBPuFKCD8EVhZwbvWvhLRFc7Npa3vF7/F/zukkO1XBe4Dc4
RAET0u9YenHq0GRMnY5szo0AKFziLso+ir9Xi4nRrjJNeAXmQ5y9nTylMokCXc8n
JyyPPw6SNcSiOVgRt1g8FqaqG1wri5J81viYikGmbftYfKHoNpSSqtZgeSx3/tMt
C+7sqcLvQYJ5XEBaYY2Vt+tykakRabBj2Uje6G7UpTF1d68L+zah+x1tfhCk8bcI
zOg7WwgPGP2PDK94jHzXTf/TSVO3sE0kTyCNgJ+CvahIefWRQHfPZD/YestjLKXt
5SflBCwsC65t+eUZl+dFN8FCKOQ59HWKqK9z2qc0WzqIVpCmyy1+6zfBFTFOuAlC
qOoMxmF6iqIqDhmhTa+wb6r7Qj/gZ1+6qnFepEaNLRBfdEqAE/87SsGY7aeUD41O
90lrkrj16RdHPBON2nf08CeUAJ0lKdjTZwXx+nlWPetOeWR5ZMjR41D90NoRiEnh
LcP0bqx3L4rALKZmTvjIDekCAwEAAQ==
-----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 307174901460383385690012022390974846201312
 . . . . . . . . [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 16:33:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-27 16:33:42 +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.computer-exchange.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 937241866385109773422463700079788470712909386690691533843997510635003355985125626863556508293474078451011128174780106950350537927384094667311756986805967468101921822214869962956806023459214541507955996915488994361909293110336573032930018484418701180350545165799665210597671859023184992169094078674982413700821264409682747920996834232845459011776027548692345256696574424206842945031628500379778490704559832387376682829721298027333697540522977157618557531371725616006326258307923167748468076345904920919870485293401020114742769524619386422183604288567787224005032212064855804506985584132523433459626984268918934259239962859069471780359713006295371009230648189541243127727792917672234985847722909941670108039534019920781123006804552996833214937818672056953178075217536602542902471420184873390035209788137262903860873898539516006029121950722401337139039401013651612890553374218642376828144586960242620492993973743048048850531641650362262354636051702713278091944998278561456579719573580527056512993548689519856351608914677566135219803465429862474898626329824555173746299077653199038132208984570404414292327243064027223703979083913406256080070972543092391676540789650983558336300048856496516424001059900671056352474306138039332844620746217
 . . . . . . . . . . . . . . . . . . . . [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)
							b1f0df3ab68df48f192a3188185178b5d3fbbd98
 . . . . . . . . . . . . . . . . [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 (29 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.computer-exchange.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)
							00f0007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016d78ef763d000004030046304402207a3df160cfb1071857c46d3d33ac14d80a91ffc521a769fb40e15964b33fec90022074dcb9a29635b1ab1fed1dbdd1c18f1e410377ad610695d39b04d03b1c6fc47e00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d78ef76340000040300483046022100ad74b3f0c38e3ca2cbdd9caa6bd55a784e295518eb16ef34da4c085591de65d6022100d7a5d3b978032398d04b0151c65812223baf21cc14ce67b0dda0ea8ddf068ea8
 . . . . [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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