techmedfit.pl

Issued by R3

About this certificate

This digital certificate with serial number 03:b4:1c:dc:ef:55:78:42:2f:d9:5a:72:82:f4:23:78:28:08 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=techmedfit.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b4:1c:dc:ef:55:78:42:2f:d9:5a:72:82:f4:23:78:28:08
Serial Number (int): 322626049384508025972503752719277474981896
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 60:3c:dc:7c:16:b7:00:1e:cc:3f:a8:36:c4:0c:bd:a3:91:7b:82:8c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a5:51:b9:3c:6b:d3:7b:c1:cd:4c:b2:56:a9:64:08:ce:7b:7e:6c:a4
Fingerprint (sha256): 61:34:02:56:92:4c:42:ac:9a:96:22:1d:ac:ac:ec:b6:65:36:43:7c:f9:52:dd:24:1a:f3:af:88:2f:2a:11:41

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate techmedfit.pl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for techmedfit.pl

Public Key Algorithm

RSA

Key Size

2048

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

techmedfit.pl

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app-dev.techmedfit.pl

Certificate

The complete raw certificate details for techmedfit.pl in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2zg5sithQP6+aCkw632j
J1Lgf5cqcOITOgQguZGx8WC53nFAc1F7jWkNBPA4stLPDvy67Ipn7db0dYEIrZFj
wrnFnPQK/o35LHkbBoShZUGIGjf/8MQDsOiDMyaPVJ7iem+PC/Ttljv72azaIwFu
u/4HbYy+bQowRYtdlPMkqOkgmv901o0JCDS6ZajlWuo0llR3ufGLOn5U5b41WpNp
yX2k7koDRY1yxXhxQGzClx56KikFMbSe4bHAzGIWevlWm/5XR0L/YTT35elfg6g0
uuxR05YYigXOIvhU/p0knpP54d3jBvrfn/zLJB1xKOYf/SJ1/RXpArtwX+G83BsB
iwIDAQAB
-----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 322626049384508025972503752719277474981896
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-28 16:11:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-27 16:11:17 +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 'techmedfit.pl'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 27673914553283515481027079154164183624055140711972215958450156579859921956575659960221633377839326705881403477083334897890273595812026495212599892365323567376452656651493837424718938954517579267202111974852682803288710922532745179120971600974295016075416890654998957743041430343371746583201859252838357835509451803156807304896447448098253628010857798702915724000035797849663158229757270658152325812294761076292811355904373299982128715439817263335789594814901721039319011069530706315511173937447670295921922828372992397510890223414455167047795222309593279874793591639808343355887152439997601787283463882398901336736139
 . . . . . . . . . . . . . . . . . . . . [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)
							603cdc7c16b7001ecc3fa836c40cbda3917b828c
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'techmedfit.pl'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018adcc60102000004030047304502203e0e0f8ca2f9b3380d5b40bb2b36c3bc82ba4a97fe61e78a69d1fa30905acb430221009814b9e899005a62fde9576aeb9245be8013aa0ad1aaf443ef6fb9bcc6335f4d0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018adcc6010800000403004730450220703a945882e0ab4543678ff34c0a6d83bcf40ab95f51aca2452ef545c2c25e4b022100bf44125f749df92460b39d0d7aa35ecf513cc80eb0ece723666abdc2537093a7
 . . . . [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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