www.ref-aarau.ch

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:a6:b1:b8:4c:24:41:9f:e1:23:aa:fc:d2:e5:3c:f2:d2:53 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:a6:b1:b8:4c:24:41:9f:e1:23:aa:fc:d2:e5:3c:f2:d2:53
Serial Number (int): 405172246918128325575277996476475536233043
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 74:28:cd:de:0c:58:7f:4c:f1:42:5b:a4:1d:24:b9:06:d4:86:c6:9e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 02:84:e0:d9:3a:60:30:0a:37:8d:01:66:9f:72:64:ff:2e:5a:09:05
Fingerprint (sha256): 16:51:5f:47:21:98:39:94:60:88:4e:df:ca:df:bf:12:6c:3f:39:fe:bc:c0:7d:26:d7:e7:3b:fe:d1:d5:b6:f0

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA20aaExSm96A1E2wZbapG
HK2JjsqjZth08cJEl0CiG5Ok5EIQgk81RJHJqJlosQ/osVTw/FDzHzyoU23wkgnL
7N23VmzY6k1XYQSL4rmMsrB0LGLM70QqIoSD5WU/H71dGFHK016XDaMoVS0XidBR
e3IJw9ITZJDAAN399TFD8df1ZDAyk+BLk3QUc9/7RfjAqnAct3D/WwJhVxtSC6yr
/fBTlGIVMjMik2PE/e0r4PdD7JtsAhKWqYUPK+RqSJVjgPA9x6ztUjcpeL0AekP8
eOPoXZRATRV9i7HVx25z3cq7TDcdRkClHiWqBZ9j0a1A6Rcu6yJqLW6oqMUNKo/V
BQIDAQAB
-----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 405172246918128325575277996476475536233043
 . . . . . . . . [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 2019-01-24 17:12:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-24 17:12:23 +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 27681003859176136074360609212073596678020511950975552316705483309741256525710406908224181174997244978409085535551910407454977063843216043155574823858663006393876559240131755049838796104617391942966901967689184295476472230331352820730595300474435953992797313947946354309310449201439911798017765583519601506810729490824583071383942097071030034180318522777865454142738294050977971271822974848461954129318285405573870787079341826819487012735322010870789722851654018150750762062151878747534148236815103230069116355782160838642460750810018702995629782974998944495618990991541773017274908817672522097027794594068522410693893
 . . . . . . . . . . . . . . . . . . . . [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)
							7428cdde0c587f4cf1425ba41d24b906d486c69e
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c0000016881101e2b0000040300483046022100e4a9eed3b0d8f99277a73c8a29a1a860744798f366decb4e64b68c490bb1e9a30221009cb793b195ccff5ba83b2123c84a92a65acc1942fc0f71e2317738afe30e55e800760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016881101d93000004030047304502210095d435653b43416248d2bee4315d5b8a4f72c994e262089124819e131e844480022045f7e5de747ed1792335e9c63c7c06d8cb648480a1ecad73c6677514e82da20d
 . . . . [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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