www.headachetreatments.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:26:5b:d0:73:77:06:e1:19:92:7d:be:a5:10:a5:6e:bb:58 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.headachetreatments.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:26:5b:d0:73:77:06:e1:19:92:7d:be:a5:10:a5:6e:bb:58
Serial Number (int): 274389629825546788938330258232763407579992
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 44:71:f2:3b:75:f3:5a:93:7f:a8:fe:63:32:40:9b:8e:c3:dd:89:7c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 34:91:a6:d5:f8:39:0a:fb:d9:ab:67:c1:f8:cb:1a:53:ab:b0:af:a3
Fingerprint (sha256): ac:be:1f:63:c8:2b:9a:9f:6c:75:e1:ec:c6:fd:ca:36:54:ae:6d:ac:09:ba:7c:d1:c2:99:05:33:23:66:49:8b

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.headachetreatments.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.headachetreatments.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.headachetreatments.com

Other certificates including the domain name headachetreatments.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.headachetreatments.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 274389629825546788938330258232763407579992
 . . . . . . . . [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 2020-01-30 03:51:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-29 03:51:57 +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.headachetreatments.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 810717442240828681097194802305225371564036975845802704530469517177062272253533928529530615377538118954054810635072411734357855123310837328329545804304941307856706359554620092240065157022975865303851849163425453057006481108320714499789690357410295848779757936703899300934738719484439372532627096856179982745178506782119541753978592673687364773003507339559115672938375274026087389290096849619531609472143240724045811268216706685007351230322493783902544007821946000027233053316558368153598239529396186085089417398757546613504074752488199042900083177806699622393377530305633799112710931579465650551717976044112111740409168997792770819698719359869223303676970720803831976197454105561665196705094501594623138769831104041426502411166408305143300282917131683770419111292413430425446975491198436232767297580806766748164611939253414089541779813161318205939634663955649050549834283821947470604781549831507870254161571447310560342369693937172678135982531482112864172904789758606953450506663316693999246525682536200398356272297672570759107424454229023757732889815646454682963623368745058768037516355895366532342229122517611974627633233545616245202567672446138472820995306507304699266018018702441651181113582521022636709607839383360990124506213697
 . . . . . . . . . . . . . . . . . . . . [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)
							4471f23b75f35a937fa8fe6332409b8ec3dd897c
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.headachetreatments.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)
							00f0007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ff4ca9fd5000004030048304602210080d8677846fbb17f5411c758a4fd16dcc326d9b4e03553d2b8b95349760231f4022100fa18f6750dfd5b3e3186e86790f6ff4c3ce3988bbfbd7868cf38790b69b5b99a007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ff4ca9fca000004030046304402203c57fae81225e2108f5a6a09ff6878b2ed600cfdcfc4d05d5d4b9991ec26444b022053a6baa2f3694d9c91a954bf8ae9568088e958b379422051dde0f28f7f7d8e5b
 . . . . [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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