www.nest.empa.ch

Issued by R3

About this certificate

This digital certificate with serial number 03:60:4a:a4:41:d6:05:6d:98:e8:08:60:a4:49:d1:57:b7:e8 was issued on by Let's Encrypt.

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=www.nest.empa.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:60:4a:a4:41:d6:05:6d:98:e8:08:60:a4:49:d1:57:b7:e8
Serial Number (int): 294103180763376846854136165750693585991656
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 17:fb:40:8b:4b:3b:dd:d3:7a:81:11:2b:8e:e8:7a:18:68:a4:50:47
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 8f:95:f7:dd:d3:18:19:c2:13:d2:f1:96:6a:84:df:b6:34:d5:70:b4
Fingerprint (sha256): 91:aa:5e:ef:55:f7:55:76:02:bd:91:f3:9c:33:54:91:2d:db:3b:b8:85:52:37:c4:b4:51:fb:62:e2:37:bc:94

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

Revocation information

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

Check the revocation status for certificate www.nest.empa.ch

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.nest.empa.ch

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

www.nest.empa.ch

Other certificates including the domain name empa.ch

(limited to 100 certificates)
certest-win.empa.ch
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certest-win.empa.ch
events.empa.ch
events.empa.ch
*.empa.ch
sonroad18.empa.ch
sontram.empa.ch
sonrail.empa.ch
sip.empa.ch
sonroad18.empa.ch
sbc.empa.ch
*.empa.ch
sonrail.empa.ch
events.empa.ch
sonroad18.empa.ch
test2.empa.ch
events.empa.ch
events.empa.ch
*.empa.ch
sbc.empa.ch
test.empa.ch
sonrail.empa.ch
*.empa.ch
*.empa.ch
*.empa.ch
certest-win.empa.ch
sonroad18.empa.ch
*.empa.ch
sontram.empa.ch
certest-win.empa.ch
*.empa.ch
certest-win.empa.ch
sip.empa.ch
*.empa.ch
sontram.empa.ch
sip.empa.ch
events.empa.ch
certest-win.empa.ch
adobesync.empa.ch
*.empa.ch
www.nest.empa.ch
*.empa.ch
certest-win.empa.ch
sonroad18.empa.ch
events.empa.ch
test.empa.ch
*.empa.ch
sontram.empa.ch
test2.empa.ch
sbc.empa.ch
sip.empa.ch
test.empa.ch
certest-win.empa.ch
*.empa.ch
adobesync.empa.ch
sontram.empa.ch
sbc.empa.ch
sonrail.empa.ch
*.empa.ch
*.empa.ch
sonroad18.empa.ch
test.empa.ch
sonrail.empa.ch
sontram.empa.ch
sonroad18.empa.ch

Certificate

The complete raw certificate details for www.nest.empa.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnAk3jqiEeJ/4adlNHt9N
oSlTji4F9ZVuoxo3zi6G7sThLjJzf5oDqRx63cUVUvgVMqlLnfX02AzIybqgeFkG
cGbn8y3oOx0vnd3B8aUPxUfnparxnHn54unwa+1TT/Yarv/M38JEh/BUC5CYmpgw
5u6kQ0DJ9BTQVhiN4yjNeHOVfL+Z/0F0LJ0/C/qItdzdg9tYF3Vg4d7/FkCgZvZS
C1KWTt+qPuexO0pDI/qRu06WBpMsHuNZ3w20hlv7abt4wSlVhYdL7KvrqSDlxyPi
FRdwsfGnUMZrZVVCXSnqjTMsmce35NG2uzBP8TqOBlCbfXMx/CeAFqey9b6IcErD
OwIDAQAB
-----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 294103180763376846854136165750693585991656
 . . . . . . . . [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 2024-04-02 04:29:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-01 04:29:08 +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 'www.nest.empa.ch'
 . . . . . . . . [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 19697720656932171731524143046768278030769694002634396408002282582667834188046260280499274856731779370436633146656105017130698762728319770296309311347576246827668002569395346237284423655430005011913533493688034554793359776473554995993052427163013044175736225461229142843412541647251284126350563964487116311894726205348053796423303046160014790722353491109605446673567902422472488326218163412566758226314397018397863201500713295876672363530031694611597430789588002344719649602994889435205120203001472149909016132611151690817657941931428516939801210145344907738530681587033592618601302480207680369243302334406495476302651
 . . . . . . . . . . . . . . . . . . . . [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)
							17fb408b4b3bddd37a81112b8ee87a1868a45047
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nest.empa.ch'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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