feedback.semmelweis.hu

Issued by R3

About this certificate

This digital certificate with serial number 03:60:8c:14:cd:5d:ad:97:43:8e:cc:16:08:5f:0b:53:ca:88 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=feedback.semmelweis.hu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:60:8c:14:cd:5d:ad:97:43:8e:cc:16:08:5f:0b:53:ca:88
Serial Number (int): 294190164950353802987064337192264951646856
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4f:5d:96:4a:3a:57:52:c9:63:2b:1a:46:25:0e:25:08:aa:3f:45:62
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3f:c3:91:d7:3e:b6:e4:18:e6:c1:3b:6d:33:eb:78:98:ed:c2:b1:3d
Fingerprint (sha256): 7c:6a:2a:35:2f:b3:fa:a5:ab:11:92:2a:c3:f2:ab:ce:bb:52:ad:d5:40:32:c8:a6:ac:a3:30:34:5c:29:6c:a6

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

Revocation information

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

Check the revocation status for certificate feedback.semmelweis.hu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for feedback.semmelweis.hu

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

feedback.semmelweis.hu

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bd4bo.org
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bd4bo.org
emailigenylo.semmelweis.hu
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mobilsync01.semmelweis.hu
calendar.semmelweis.hu
neptunweb.semmelweis.hu
neptunweb.semmelweis.hu
sfr.semmelweis.hu
feedback.semmelweis.hu
bep.semmelweis.hu
itc.semmelweis.hu
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neptunweb2.semmelweis.hu
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neptunweb2.semmelweis.hu
net-tar.semmelweis.hu
eduroam.semmelweis.hu
net-tar.semmelweis.hu
lib.semmelweis.hu
bep.semmelweis.hu
neptunweb.semmelweis.hu
bd4bo.org
bd4bo.org
vikote2.vikote.hu
mail.semmelweis.hu
itc.semmelweis.hu
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Certificate

The complete raw certificate details for feedback.semmelweis.hu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA17ULffk72D/yNu3OxKsw
v1zBJyVMqE1anCTf9GRSp7laoYxRrcVh6Y/eTu9SmHBzJtoRPCa444T21V7vUCT0
rGFbRr6/vnK+unHIWdhgZlHeEWTSdJR7E6ahFiJZOi/GfVQEUo4A+bu+xvC5PBgF
KwWWVdJbCSsvgzCgPZBHkq0pcxPJafMhOM13RG706FFjP7p6GuEsFKh97/+kjmz4
V0fkhiMi/MA32cdAy73/GgJUYA1q32lQ2Lxh9PLdNu44cj4Kb4eX2+BY5iFEzvFv
Gt1r3oBtiC6ublZtsDGQrf72zA4Tr3X77jU0DhqtzZHESy7OMt9NcdpEyW4i1TAL
yQIDAQAB
-----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 294190164950353802987064337192264951646856
 . . . . . . . . [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 2023-08-04 20:01:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-02 20:01:46 +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 'feedback.semmelweis.hu'
 . . . . . . . . [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 27230512130815156183250453242354244730440849612697916560510610233891222918920943282082152157607477927490397203078312439955948018966936614715062039411097424749735393127959532998267251627348895608042343047227390832468149766954956149829271794670101075085671056869930888174301702913817020457369994190201372257671710780255475777423236511355942469573595239238947136421724447713143957633460521310188044367852951307213872492212730568735277280108457913156696937168300533429360864046188387896840397549669325049147575029562314246140627674893842807768302482043911415822102752000771424738846078070267187732601513532010478640827337
 . . . . . . . . . . . . . . . . . . . . [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)
							4f5d964a3a5752c9632b1a46250e2508aa3f4562
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'feedback.semmelweis.hu'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189c25b3f2f0000040300483046022100898f366c3f81b0529fc3d87cb519cb5507ccd75f028fb0966b80f18bbf023837022100de58a884a74e23771fa94b2ebf8a8eaf235ef1bb9dab0ccdc100c23fa9e59acb007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000189c25b3f9f0000040300473045022100f229acc356b829c0564ea28a6ee1db0ffded7dbceeed2bf5fee58607677ae81f022026044d8cc865eaad9133725c3f0a19b7d2d722f65f095f05f72baf075205fe68
 . . . . [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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