elm.ch

Issued by R3

About this certificate

This digital certificate with serial number 03:1a:73:8f:e9:f5:24:29:19:41:48:12:f9:ce:71:84:89:12 was issued on by Let's Encrypt.

With 4 subject alternative names this certificate can be used to secure multiple fqdn's. 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=elm.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1a:73:8f:e9:f5:24:29:19:41:48:12:f9:ce:71:84:89:12
Serial Number (int): 270337807798414704408063794010646976432402
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 85:47:08:7d:09:b1:09:6b:72:76:c0:b1:ae:4b:26:1a:bc:ca:ae:21
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1b:bd:ab:a1:cd:b9:c4:0b:4f:c9:68:d0:5c:9f:d2:d7:d8:ce:6b:84
Fingerprint (sha256): 9a:27:b8:2c:51:83:e9:03:77:f2:4f:9a:00:bd:b4:7b:e8:e0:98:67:04:61:d9:38:66:aa:f5:f0:8c:1b:39:c9

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

Revocation information

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

Check the revocation status for certificate elm.ch

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for elm.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

elm.ch
sernftal.ch
www.elm.ch
www.sernftal.ch

Other certificates including the domain name elm.ch

(limited to 100 certificates)
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch
elm.ch

Certificate

The complete raw certificate details for elm.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5jcoLazuC+NwQzrWklkG
pxRP0UabbV6VnLMPxnuhZtqGC3PX9FUWDjRFjiAfMjfm434HvXlXLjxWKa2IFDEi
RA+ROkNc/ZKxj5rng6Q6jXGsixR8XEGuqlRC4R2BS6JacbJqfzxcQkV6G5TbMaCX
JMR1g6IcdCApxhol+sXuTmgNOee26lw/27Qsr/7Z2+wZiyW+0dMkXmUghWhLOa2L
sDxc8hz6o8rp0OC7yOTrpZNB1+6CgniSzCincNfGOJ+P/ZqGT9S/t3iJFc0hVOdM
w3HMW06Tr7r11P2zMKfEG/fqWX/7QmoNqroXEEi5n0r/8bRc+uRIkbW36dCOIOAi
iQIDAQAB
-----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 270337807798414704408063794010646976432402
 . . . . . . . . [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 2023-03-15 00:13:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-13 00:13:05 +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 'elm.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 29062009046453017688779192838418127891971141344684911369529190296133412553012802921604775225055856058960883866335070696799777560866690036535769265559237762843461352138057641541659845081534491562533893351227188387276228366558540650220265928352743821194539068962187169393453052984363394947755756161845310535797378511620809149623277181247017248195014303660341718493027934727546892092603809037048233479912469193148217611719418531180457479904193404153007039930439319249318575245449195333830232737120824831094424246975656502761515683655336828177022361109342938326686154860890655900573160135205455694311107621886283449639561
 . . . . . . . . . . . . . . . . . . . . [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)
							8547087d09b1096b7276c0b1ae4b261abccaae21
 . . . . . . . . . . . . . . . . [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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'elm.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sernftal.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.elm.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sernftal.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 (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)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000186e2d3f43a000004030047304502203278025cd0992a5c281611909bdb99c37e20a64b510349c6b2867dd464051b3102210080bc7c4ec8e174b4faffbf7f2ae58c309d332d5a60c8a27f987f164aa49fe3aa007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000186e2d3f460000004030047304502205856b4959c2d1ff5f27d874375def0a2499785f13fbe5a36b8353496e8f39197022100cd8a4eb00d0c3292734ac204bd57eb754cf33a181656d6c5a0696f50247779a0
 . . . . [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)
		00356ec5aa6df7dbdbff38917a35abd280001a4e087552b310d05d263d4ea118e46e831791f042cb9c347939550c8c74a434aab626691eac8c9e9549f53850eb3239356aa4f2f2263fe3a96bcc5423464ef1f725b54e498bd4b0f5d7a6231aceb431b11be6f940f91c60bea0a10d704821f0997fe9bd9b5f1f0547e6ecb23bfc0323d91e10bc952cc86fd2c6c528148f3f32b33152b753e091d24ab79ec904734c722d5764c015bed2e6dc369f9d7a384bc80159143f2260d8fa168adcbb214873996c0fa353ecf557528a44b0a456febca073c82d710df65ff0490ca5ef9895a92f71680ef1ddd1219ff263dfa22b9b63140e3a1f60eb0005cde21f595df0958b