mail.link.bg

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:45:e8:9a:ab:88:ee:51:49:ab:39:55:7a:ae:ce:71:99:89 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=mail.link.bg

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:45:e8:9a:ab:88:ee:51:49:ab:39:55:7a:ae:ce:71:99:89
Serial Number (int): 285125525100704636794408762503044151744905
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ab:e0:da:d2:dc:46:df:a9:11:77:2d:bb:59:71:28:da:92:93:bf:fa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 99:2f:bc:e7:37:25:81:1c:06:f6:35:03:7c:6a:62:8e:eb:20:95:78
Fingerprint (sha256): 18:fb:d8:9c:9d:15:8d:9f:d9:d2:23:3a:55:03:0d:c9:fb:ea:3f:ae:df:e5:dd:68:5d:01:2b:fd:65:0a:f9:14

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 mail.link.bg

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.link.bg

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

mail.link.bg

Other certificates including the domain name link.bg

(limited to 100 certificates)

Certificate

The complete raw certificate details for mail.link.bg 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 285125525100704636794408762503044151744905
 . . . . . . . . [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 2017-12-15 00:15:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-03-15 00:15:14 +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 'mail.link.bg'
 . . . . . . . . [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 708233795100557550395728427869848365250537138992863843039704525490723886580888295753762911896467658653529226659721704054261785471727798905966032221159413610765075196715764467624905089603749240087277483362801286530469244670149204492513081434453390982374335235030135197092702281824463032048833053045062758450685944873536859956751479194832421939419149218360838582122383813520944673813514598054482457179163022398524176555385473332765859060796931280156863673911358389071982154267879460666595975836155801952298506724974597325401328044031157706254586968663447366833227802975869000949968538090160177275153888167951124654557068265219858130125243195056953321834288992749971383434485444218174604690954242499047308050231982587581027144810437412860596986577887477106258098305760249734437230059634887638862072565306184343680174335255135237990809687315061730331554036171918406465025047645615960509134175247878202909315740411792746690352092249984495441130379474557838105575121586296046717921602032909143403224592207781954354408886752351368004359086611862394127489800947498346135463382685274861208732080626300104031706727748073864799787320826216026058393170425546216750325591749453002215362366309910082396056537895289260347085353395004165507115259741
 . . . . . . . . . . . . . . . . . . . . [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)
							abe0dad2dc46dfa911772dbb597128da9293bffa
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.link.bg'
 . . . . . . . . . . . . . . . . [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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