mail.link.bg

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f5:69:4c:20:cc:b5:a8:97:f1:9f:c6:32:db:eb:ce:c8:22 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:f5:69:4c:20:cc:b5:a8:97:f1:9f:c6:32:db:eb:ce:c8:22
Serial Number (int): 344846001910285201375566399718465182025762
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: eb:7d:12:f6:1b:96:6e:34:af:ee:f7:75:1f:89:09:58:52:d4:33:67
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9f:62:03:e7:ef:b2:2d:a6:ef:51:7a:8b:21:e2:da:13:25:b1:a0:47
Fingerprint (sha256): 28:31:c9:b7:9d:14:af:d0:fb:ce:a0:73:cb:58:13:d4:2f:1b:6a:41:76:1d:fd:e1:d7:26:ab:5f:d7:36:cb:b5

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

9 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 344846001910285201375566399718465182025762
 . . . . . . . . [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 2019-03-13 08:12:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-11 08:12:52 +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 647216275019040832834178071031780605440383013579902976945134212374125503011316139197721405025228077393927052972168351382827604888719227958197505855571431356419962463713530226641728736403601657480961679348403956108335332123871654069031373411906692980875247242708476010713671214344298771484046503112349002207579877477477176446842866299169959077779152685351905474979030711292239954769723559371314974406365578832488620270765689689703027534026790932300044349226238537847954072639639018184984349086797838066590727404762128285510766319612189738265201085085328873380971280275814806523838415679257815872923320426676476050084597130047724950015883482298334733553441252950843303036214982079298678921561482292851254228364418252767128927500313910905466587512194001600532911827754478513020221841854671350247254833855970154086030059410807625028403385901290121023398148534003060498845292053840052324535274886651199910871952385850813032857745937071236541394459419056404710258498709596235503545305889787796610398403258538243368858381739552507304789131416069752491553745109540267182685354096863472324540519414761176232501308394190242907316510131541345081572854199172929790607959034097492802222643950635845857322168246872889741888407668734260439076502939
 . . . . . . . . . . . . . . . . . . . . [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)
							eb7d12f61b966e34afeef7751f89095852d43367
 . . . . . . . . . . . . . . . . [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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016976536f1f0000040300473045022074682d0ff679a529e4b761bbf34a6572e0db94084687b7c7d4ae312bbc692803022100a5eafcd64dc22a40ef95871df1980ad78f619c2ce4011cd0c16d1e3dfe4e433f007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016976536f490000040300473045022100f8e06e95b288c8741d047337ea893a671d44dcaab7ede519747b09952d4add43022074cd1f036b4f83c335d99c1b7a8e21ee0ec2d3022c34b2215a86033752db2be3
 . . . . [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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