www.ref-aarau.ch

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:c7:ee:20:80:c9:53:c8:5e:7e:9d:cb:da:6f:cf:28:cf:fe 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=www.ref-aarau.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:c7:ee:20:80:c9:53:c8:5e:7e:9d:cb:da:6f:cf:28:cf:fe
Serial Number (int): 416481859772903243327940514198263408676862
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 02:32:84:c1:b6:a9:c3:96:20:77:91:ed:1e:f4:20:8b:bc:73:fd:62
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d2:a8:cb:1f:ab:1f:ba:18:5a:58:04:bb:9a:df:e6:75:61:31:eb:64
Fingerprint (sha256): 5e:5e:db:56:60:fc:c3:bc:51:d7:00:60:1d:47:ab:a7:a3:2d:73:b7:5f:e5:36:31:1b:f3:c0:59:94:80:d5:0e

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 www.ref-aarau.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ref-aarau.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

refaarau.bwise.ch
www.ref-aarau.ch

Other certificates including the domain name ref-aarau.ch

(limited to 100 certificates)
stadtkirche.ref-aarau.ch
stadtkirche.ref-aarau.ch
kantorei.ref-aarau.ch
stadtkirche.ref-aarau.ch
www.ref-aarau.ch
www.ref-aarau.ch
kantorei.ref-aarau.ch
kantorei.ref-aarau.ch
kantorei.ref-aarau.ch
www.ref-aarau.ch
kantorei.ref-aarau.ch
owa.ref-aarau.ch
kantorei.ref-aarau.ch
www.ref-aarau.ch
www.ref-aarau.ch
owa.ref-aarau.ch
www.ref-aarau.ch
www.ref-aarau.ch
kantorei.ref-aarau.ch
stadtkirche.ref-aarau.ch
www.ref-aarau.ch
kantorei.ref-aarau.ch
www.ref-aarau.ch
www.ref-aarau.ch
www.ref-aarau.ch
kantorei.ref-aarau.ch
www.ref-aarau.ch
www.ref-aarau.ch
kantorei.ref-aarau.ch

Certificate

The complete raw certificate details for www.ref-aarau.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoA6NHD2zWcXcjGmBpRxo
xIYw2rJiFdApbbQ8m5qSrfmgmJ4NjQpaW7RucVnaSrIUSU27FoHTlvnGZ7Yyx2am
UlqwlxLWRxClufd7kPeJK+QnxWePDysbsvO53O47OTVs99iFiKUUTfj5wOFvg8Cc
AmyaDZJwBTRvsJTHHm0XMoY/KM1juO+41hdji6Zkz0h+7nmGGcJ3Nx4/8PZWQNb5
+cTJ23Xy+JNPK2opO7DYsw5Un+DXUJSt/lv2+oL/IZJY/1CGJVJf73YDSj6R1iV+
lLsEP7V04z89SfVCQ9qOA5vEGqsZRtCc6FCXwKemg4cjyaPQSBHnq4vNtjqm13tG
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 416481859772903243327940514198263408676862
 . . . . . . . . [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 2019-07-24 04:15:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-22 04:15:19 +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.ref-aarau.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 20205304264725683610034398636504930839319801062365661324484716401370902158959044854688967627681963091391452317668521913518207153896614590514867828527438501098401718945434317967693675066498402863514364338934514104853036751733321687006441274714808786566241575157346368109612296884425770108407048600021273122008301009795391113054083634311864591312935564685304304541550434046587097490654953120724925316738397904890815956996913826618190442106354361017798229447026029151390100872324609212641970352310632630754165611385781285405248233000291868765749048217829612549690032161583532145624682537213375738552998473019647627839063
 . . . . . . . . . . . . . . . . . . . . [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)
							023284c1b6a9c396207791ed1ef4208bbc73fd62
 . . . . . . . . . . . . . . . . [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 (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'refaarau.bwise.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ref-aarau.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c2267bbb10000040300483046022100c92b1b6ff35ec7bcb42a2e15e0a0f70083afbfe9f8d84d18479990fbfd46efb3022100d09db45f64611870b15cfa685a7bfce33d820db9f1249b180698fa2dd18bc03800770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c2267bb7d0000040300483046022100ff1f2c183cf9671396666135115f264ba3aa9f43a95479ac26cb5d92b4db97d902210083c51adab18279ea6de1d0bfb001d80e5811bf55657288c0f8df09943628894d
 . . . . [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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