nas.ihermann.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:32:59:3c:29:3b:cb:7e:3e:64:ab:59:ac:47:26:02:9e:3a 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=nas.ihermann.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:32:59:3c:29:3b:cb:7e:3e:64:ab:59:ac:47:26:02:9e:3a
Serial Number (int): 278469589807080266129737410763978591870522
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: be:6d:1f:89:e4:6d:a0:2c:e7:21:39:07:6a:17:e5:05:df:4c:35:6d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e9:f5:f2:36:57:8d:12:35:1f:2b:c0:e7:99:9e:86:d4:9f:4d:5c:e4
Fingerprint (sha256): 88:4d:ce:f4:6d:eb:7a:6e:e4:b6:54:7b:1b:b7:ec:8a:a0:6b:a3:38:c6:2a:c1:c1:c7:7c:ae:5e:90:d2:91:c7

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 nas.ihermann.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for nas.ihermann.cz

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

nas.ihermann.cz

Other certificates including the domain name ihermann.cz

(limited to 100 certificates)
nas.ihermann.cz
nas.ihermann.cz
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nas.ihermann.cz
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nas.ihermann.cz
prtg.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
srvr.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
prtg.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz
nas.ihermann.cz

Certificate

The complete raw certificate details for nas.ihermann.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyAyYG/VqzzFXukPRR1o9
JzTWJw7E+mQO/G1dMROzsLDvG6rPX6M2LBvqAGoHBAsqakS1Ue6mYKKXomcyHWva
XE3eN1ZKWjQtgiGFh12SjjEXfVe+30N2pLmkIWNT4FDKuB+a+LC8m4oiHbyckcX+
LsdpEsncFSUEzjaMAUD4ZP6vXu74ILB7MfEcs+LZEAFezEZR7XbTyydUR7SGH2Ku
Lue/eiwn3KzSqanaadIsH9yPQI7PZ49QC1Yyd9S5qfTT6XlHp6DnCmLT9inX3f6R
pP8JR4h25lztgL6dMVeW7kgwKwY/1pWmzPieJhpOiiBc4zcTQeJT96WOBNCb4DBc
vwIDAQAB
-----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 278469589807080266129737410763978591870522
 . . . . . . . . [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 2019-03-28 04:46:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-26 04:46:36 +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 'nas.ihermann.cz'
 . . . . . . . . [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 25253871413166255908619594601796778734822411411700576402631245747581854419706806306040124871666018007637487678926179953166893027304004623567990870801019315727696112775021087257610338220933315339901403754039385175804954576951197291584942925292590262871669408749359091201741388764442609332404229570687871788997651704160666164873751338715951471772998528215368777242164409739044027320244532523486678406697629595546933522564890672428438464325923477532254279190174097625087361721207121713089786653575610480981924857775043138768556088265628269434617967365695505132908323662623107245177602550224709532441291249403815892376767
 . . . . . . . . . . . . . . . . . . . . [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)
							be6d1f89e46da02ce72139076a17e505df4c356d
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nas.ihermann.cz'
 . . . . . . . . . . . . . . . . [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)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000169c2d5fa0c00000403004730450221008a3613dd1d266c6e65b3bf04c4d09eb62650871b29c0728e72cd47cacba4ba20022046463da8b3105ec853aeb8a49754c87233ad3b03f89ad303c2a0bcf19395eff600760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000169c2d5f94e00000403004730450220539f5ec78bd8afe02410649e65cb4fbc57b93c95baff90554ef935535e8bad93022100d1309ad9d4dce2be8fe70701bf8b9955dff4cb6c4effbe8ac0ef9c33aa2c719a
 . . . . [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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