mail.link.bg

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:50:d2:80:26:87:95:cd:5a:60:d4:30:c0:dd:ed:b1:e7:1a 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): 03:50:d2:80:26:87:95:cd:5a:60:d4:30:c0:dd:ed:b1:e7:1a
Serial Number (int): 288839250423542270209432642409811762341658
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d2:c7:f8:e2:c2:7c:c3:00:a7:e0:41:3c:35:9c:09:1c:ae:6e:f4:4b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 52:f1:cb:01:4a:66:e4:68:cf:9c:62:bf:72:d6:9b:44:81:3d:bd:18
Fingerprint (sha256): 1d:11:db:51:fb:14:dd:a2:af:47:f8:5e:c1:9a:03:e6:1b:d9:80:82:3a:38:b7:46:6e:83:be:aa:92:6f:45:c0

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 288839250423542270209432642409811762341658
 . . . . . . . . [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 2018-02-15 00:15:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-16 00:15:18 +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 917390825941151658424515829732346072806034850200028299463238680309142273308054308131738921477974005312479458217925374217406483022574059383627327366501594653885145841278623212953869493036750800647189418296404182766568348341836663290532968428557235263942838411609874849473198413195449516076219297444002542333861090043863280944247466434623598894189365923286947574556039364806963937691870679364955726774700494622422510532855798023325928679649152798259387711697177698648787435047364599655209056340980817846877663169778399834986991938374084116734684253993529348185712915748319970000085282284743930914006184997912746457859179664552326764304984591079476220253398311354178435303023006354336237041995476313247773530491367445969589022403954778759785566601638363306094242667569169239425986057927987326555627106452236329167564195712558828445550513229234255193582557174008204162849208319870947880361175661881787736025023411642710020804554550415689660613266888601923333617455816902530107350516115015236401311377207164064959790009346025623431790579250407522056503163077273741167309585239028125127230389765036947733417218088596397321001781977204316327890466331409523837792417724368912582832349049579853887453276112130625109576800960084355914211301763
 . . . . . . . . . . . . . . . . . . . . [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)
							d2c7f8e2c27cc300a7e0413c359c091cae6ef44b
 . . . . . . . . . . . . . . . . [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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