1tac.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:26:78:38:23:52:e9:0d:c4:40:8e:bb:79:76:f9:97:d2:67 was issued on by Let's Encrypt.

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=1tac.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:26:78:38:23:52:e9:0d:c4:40:8e:bb:79:76:f9:97:d2:67
Serial Number (int): 274427386582847841510652464267943604638311
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3e:fc:94:54:62:ca:8d:4f:bf:9f:fc:9c:65:9a:b6:b9:1d:d5:f1:f8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f8:f1:33:70:67:77:49:38:78:fe:2b:11:40:9d:4f:57:6b:4f:e6:ca
Fingerprint (sha256): 57:b8:87:b3:f9:e9:18:37:64:c9:26:0b:de:c3:98:54:04:37:db:30:61:87:d4:71:b1:9d:82:bf:b9:56:3c:91

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 1tac.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 1tac.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

1tac.com
www.1tac.com

Other certificates including the domain name 1tac.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 1tac.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 274427386582847841510652464267943604638311
 . . . . . . . . [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 2017-05-21 15:59:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-08-19 15:59:00 +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 '1tac.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 761322528338361047561313769569126535343594467157769833162056478752085953115197619096426029676852678080336972485923607679525061350108059991549332306963522802276187372187914864556584771050401666086840765691571229410508902332557520966603312208041764367534012904987224461041974438805872738103440953347293942879141916040100094961260792706355825564944863955490905413431712649577420293403828803527437069207301654055573238447385494585206936990291479496041225187474773947051963642353987157923563850502654595980076913071679743690546833208886886494674867178573376895068975958752360207433185136413307626613243273537924485812812521739816473534165262692320611132611607236693291833251058145557568603542035650392536549227140716138531287324074927262373326370626867686712886554841599117352167964963229140270504225037660726431920001527074488123275866463070279885240977881196122463360111302573541931744934497655420421233770811411199883628249965549020948250797656450135425346636757791916952478165436428769857613620549772525838045273808765204027244846365621136720384965499473903355141195646339239029401595827493261881079541450683070202101525699363777709269631932184226990661818625659107543496166416605910363232811437691644766712245407627303484451509873759
 . . . . . . . . . . . . . . . . . . . . [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)
							3efc945462ca8d4fbf9ffc9c659ab6b91dd5f1f8
 . . . . . . . . . . . . . . . . [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 (100 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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '1tac.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.1tac.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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