tutine.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1d:2d:ce:fc:e4:03:2f:77:f3:09:f9:6a:20:ca:fe:7a:c0 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=tutine.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1d:2d:ce:fc:e4:03:2f:77:f3:09:f9:6a:20:ca:fe:7a:c0
Serial Number (int): 271265936438183361783542801445592250612416
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 00:00:5f:a2:77:6e:97:ef:5f:ea:01:53:e4:80:25:4b:0d:d1:84:95
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 96:0a:ba:22:7d:a0:08:d0:90:9e:b7:5c:f7:f4:c4:3f:c8:0f:7e:ed
Fingerprint (sha256): f7:8b:1b:8b:35:6e:cb:35:a8:13:bf:44:28:47:d3:63:bd:32:6a:8a:6b:4b:9a:0e:d3:9b:fe:7e:29:ec:03:8e

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 tutine.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tutine.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

tutine.com

Other certificates including the domain name tutine.com

(limited to 100 certificates)
www.tutine.com
www.tutine.com
www.tutine.com
tutine.com
www.tutine.com
tutine.com
www.tutine.com
tutine.com
296.me
www.tutine.com
btcchristmas.com
www.tutine.com
tutine.com
tutine.com
tutine.com
www.tutine.com

Certificate

The complete raw certificate details for tutine.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 271265936438183361783542801445592250612416
 . . . . . . . . [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 2019-10-23 22:29:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-21 22:29:00 +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 'tutine.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 790594635686518470676630848860135316670048642149333072034739728842887119680420840003224061242003975775526832325097593029259704458793057845008499231676912455102345696577122796039379560571345992253500422581968044031925402034982807615995416444103522718564497872948402748306530996325911963510007161575213158780585905836637104916591008894913174554974894744326981479619184182605657505892172379494136188879015119336444622690042346429548791676221220405668245139557473743279414619821179086644243055177770052524078571008762357385927996233148984235943968409624109609911854850368732391132837644763507655191571656247175498445321300802797135968179949743262892605486646241826572466562529337878972129861954968872594578325909436507219706678605005041487248755698759302664610732068659943713777752902350290644884896643719504769918568869726938932537360343883780987815980518707757600292304379785892691859229024423210052780554178325940178247078281948941111848143918507088149366039181636030936404691686247238475376077621122015771670591431523666876315289897099890267267264568186554896010995083845091079304519405123261514049417168782830003271412037047367018192749194496117145777261979393823008856031710213340003666031526840344618320180723439324256490934679947
 . . . . . . . . . . . . . . . . . . . . [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)
							00005fa2776e97ef5fea0153e480254b0dd18495
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tutine.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dfaf3bd1b0000040300483046022100e51307a6939084292bd14f2d5725db6fada0bc6da7fc262fcba22cfb9686c1a8022100e75143149c2cf0d6595dcea4808df342001e471f5b121a0c052061bd80ee22b2007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dfaf3bd10000004030047304502203c0ff576378d6004915efa387c611f5275412496e8188eba6c6e296e4b53ca0a022100cfa8cdd615f4880e725433805eef2daa648e214a0e96180781f6beddab70c7f6
 . . . . [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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