cellularswiss.ch

Issued by R3

About this certificate

This digital certificate with serial number 03:d1:38:9d:87:28:5f:71:ae:14:14:20:a9:86:ff:03:bd:54 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:
  • 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=cellularswiss.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d1:38:9d:87:28:5f:71:ae:14:14:20:a9:86:ff:03:bd:54
Serial Number (int): 332531127181451585560696162161652947729748
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 35:ff:5a:78:0f:34:6a:92:bb:b6:9a:b2:47:1a:61:6f:b3:aa:15:dd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7b:f2:df:a9:bc:ae:e5:7c:20:dc:64:02:c5:07:6a:25:67:ba:c6:48
Fingerprint (sha256): 47:9b:b7:36:95:98:55:da:85:5d:01:9a:2f:69:ae:86:5f:47:30:32:4e:49:be:fd:03:c0:bc:0a:14:44:12:6f

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

Revocation information

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

Check the revocation status for certificate cellularswiss.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cellularswiss.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

*.cellularswiss.ch
cellularswiss.ch

Other certificates including the domain name cellularswiss.ch

(limited to 100 certificates)
cellularswiss.ch
cellularswiss.ch
www.cellularswiss.ch
cellularswiss.ch
www.cellularswiss.ch
www.cellularswiss.ch
web.cellularswiss.ch

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy2+xefsEaU2RNqkXiV4W
oXBkFF9AdShZnamJgbgXLvBr3VXMIkKfZ8ysP05e+EvK+EZR7VCJBDw9XCWl9lgv
jfpewZrZe/fAvDZB/Nv8GZ1akW9hM1WSydkZQ4FNWZ1nncdQE19G5Cc6DMGVdSRy
ElUJL5FExrAoZuVBBQueSPAWDugFh9I/mvO466E+H6OSIvj2BNG7lXj+8GFTgzn3
Q9DlMXPdqCc+aoh6GFMPwkbCJh0iqPF42MuuLXz77G92ngPzKvgA/dhcxxRLVJAH
E2XaKxOsL3sg2Af90cornJjcwfatnMaeME57H50FpCB9jwVhjeSO4WeiHiceuWVl
4QIDAQAB
-----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 332531127181451585560696162161652947729748
 . . . . . . . . [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 2023-10-02 10:00:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-31 10:00:30 +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 'cellularswiss.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 25681453911111894627079782450339758694001609140222281922603676730311444505557924397320808664356467114374847343792559552875346457722520667453659747304807175361503087574494253213587086053363532645590166979217430672176816672340760986938418152880789652324596749564725430786822237428914368034331547642289675453748335061654669405157719463382793924592708389765445714853167123888639650213439363729654481816797847475762430094625383976504470149830531498922800653761744700863941965765034919181580430203117394590228210382126055311556543399307110173963765622407318502140791864005494137580645006174988455544705334905194795097220577
 . . . . . . . . . . . . . . . . . . . . [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)
							35ff5a780f346a92bbb69ab2471a616fb3aa15dd
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.cellularswiss.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cellularswiss.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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018af00bfc630000040300473045022040c6fe6a56b96a06a87169659e0e51a421ca0634b7fbb70e733fa9cb29f199e8022100ba720257e5730b38c4bda46b9eccbb5f8029a901416c3fbbb79d4a26f02b3d17007500e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018af00bfc460000040300463044022002edbdbbf8028eecc240a84ff758e3ce989dc571249686c7b05685024ba1b1820220158dbf9d3cc35f18c9f0fb182e1279f493b0342ff5429ba318fe3a077b98b2ad
 . . . . [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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