wasser-waerme.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:85:8a:cf:c9:11:01:f5:f0:bc:b2:1e:bb:a5:c4:c2:cf:2c was issued on by Let's Encrypt.

With 2 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=wasser-waerme.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:85:8a:cf:c9:11:01:f5:f0:bc:b2:1e:bb:a5:c4:c2:cf:2c
Serial Number (int): 393891210874505653232316906544199884787500
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 83:37:6b:c7:a2:cd:65:54:57:46:d4:3c:56:3c:cd:91:62:db:ea:7c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c5:44:23:1b:66:70:77:c6:01:11:8b:93:ee:33:58:d3:55:df:ca:c4
Fingerprint (sha256): 79:dd:a9:b6:d2:61:52:02:2c:cf:74:69:2c:d8:36:ac:b1:23:54:0d:8d:de:2f:36:0e:2e:9b:48:2b:32:6d:da

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

Revocation information

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

Check the revocation status for certificate wasser-waerme.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for wasser-waerme.ch

Public Key Algorithm

RSA

Key Size

4096

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

wasser-waerme.ch
www.wasser-waerme.ch

Other certificates including the domain name wasser-waerme.ch

(limited to 100 certificates)

Certificate

The complete raw certificate details for wasser-waerme.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 393891210874505653232316906544199884787500
 . . . . . . . . [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 2023-03-01 05:00:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-05-30 05:00:34 +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 'wasser-waerme.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 723079208963113595126333167039113237784412934609963170913245317369469671288575695336346818929444660990885597309649844125036075615014168430079208177852536485829222293057585152393333667116552384777640642417394899178158408557378407582323255010288346794494689781570157861087282758625125942482243678654646135188473759362818127826651131792161824651387307911611045965664066088931472784367164136452828296389561509368672285643736736160856604013922784169369566135311692116387660655073390610265529476793375076803975300476134621810249056684913461972290366763157623018811234357024409170487167655757965080540727974499535079409157608518945079051477224531826144428688571636900476003019017550607579995902965886858940804832180429009717340501719948456339996574724749927693514533313683245066302659835619247393933593245123233651288017567181396286207568199310830780709969502560062047406294174473254117436774313822642135137891341165202917702058542232156146711163078279432868615593269883205524823378374241189550203795916016702629478719420356160663702136523244670705031703745010432761591384471077834101832295911011212600219220225796519535999730490172985356371604144270537916948712945531316504555140043060551830050592250858947577773577668298321299503376257473
 . . . . . . . . . . . . . . . . . . . . [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)
							83376bc7a2cd65545746d43c563ccd9162dbea7c
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wasser-waerme.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.wasser-waerme.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001869bc21dc800000403004630440220757b647e5af7afd7e1f1b23f2524bd05b6d6454dda5c6b7d9d7169ff457531c00220148d408945166d46ba62ff7b764161cf3d9e297fdb09944f891507d037e08ce7007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a000001869bc21de600000403004730450220778b2a4e2027e353e128fded89150f55a456001a1cf6d94cc544f9879a25480f022100f15e58ebc404920bc797eaba65ecad2fd11541149cdc34247bba85cb26ef4898
 . . . . [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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