1tac.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:86:67:33:94:c6:dd:61:b9:04:b1:fb:a9:cb:c8:70:85:83 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): 03:86:67:33:94:c6:dd:61:b9:04:b1:fb:a9:cb:c8:70:85:83
Serial Number (int): 307071873270944437500053035891145384691075
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c1:73:10:eb:45:3a:c1:7d:6d:af:62:32:c1:bd:09:c3:04:1f:a0:f7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): de:9e:f6:d2:54:19:44:c6:33:8b:4f:3e:7d:5c:08:75:dd:75:9e:43
Fingerprint (sha256): 05:c7:a3:03:1c:ae:5f:c0:61:ce:96:d8:04:b2:4b:01:bb:02:7f:a2:04:9a:d0:9f:6b:8f:18:4d:4c:87:d1:e7

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 307071873270944437500053035891145384691075
 . . . . . . . . [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 2017-07-02 15:59:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-09-30 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 763612911579181965001738173345840847256359476835792516276386283829026388722029128473358617417562373890719892901721310068955339851751223097840088622203716448155831978382231956748887906732297966782272437149826548135043063851084144527194119341337080549405146471924399442198103826742182463672971066232728982643078309347028712095290611601809219644437102941805683073680320096533549105254623196810310178683768463385096961806732411594053483844915116098218721735245197427129802252953372380588910772653342792919527310536779605766350119492760517131816292492400390096628755751956244520862651983942098884102738869339062096563703177933467951363447763649621341131050000452958754835048541272496761444772166875743334291633489590258010533730102099786762388863863443716486881491911789625828831084093603448753830433796785654397098029676815519299163308121166748141632420488759839310563373558235485613646499631829297700906633318834864778251010455985744052641549438694293287836228686177507116693922111753074748029861566479804331083144070231762581279087333344657868343879893182159703950793999715419064624393572778766688039427920442648826423072448905128592341453770472935361720077917483587650939241310638598873339608267816120306542874623226280641496936902127
 . . . . . . . . . . . . . . . . . . . . [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)
							c17310eb453ac17d6daf6232c1bd09c3041fa0f7
 . . . . . . . . . . . . . . . . [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 (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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