blitzhelicopters.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:0c:63:78:07:b1:2f:60:a7:bc:96:aa:a4:33:9b:48:ce:9a 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=blitzhelicopters.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:0c:63:78:07:b1:2f:60:a7:bc:96:aa:a4:33:9b:48:ce:9a
Serial Number (int): 352664748933312893633829807997639434227354
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5b:d8:5e:13:ac:1b:69:d1:36:42:44:1b:b3:f4:97:10:ce:4d:a6:af
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 8d:8e:15:45:6a:60:ca:1d:6b:e9:9e:52:51:83:ae:de:aa:3d:ea:40
Fingerprint (sha256): 49:78:42:c8:2c:00:ed:e9:c4:56:6e:28:5c:c8:a8:a5:28:41:74:22:b1:d3:95:a1:dd:8c:e9:38:ea:8b:95:a3

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

Revocation information

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

Check the revocation status for certificate blitzhelicopters.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for blitzhelicopters.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

blitzhelicopters.ch
www.blitzhelicopters.ch

Other certificates including the domain name blitzhelicopters.ch

(limited to 100 certificates)
www.blitzhelicopters.ch
blitzhelicopters.ch
blitzhelicopters.ch
blitzhelicopters.ch

Certificate

The complete raw certificate details for blitzhelicopters.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 352664748933312893633829807997639434227354
 . . . . . . . . [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 2023-12-13 03:43:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-12 03:43:54 +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 'blitzhelicopters.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 809372694521259269053248624869452557754930171129260017261554906044394428451185411654788084993010478566768074180636007095688392974222257868403378043974207264757287341549910240832989395504174163454821661324203470559195442109761124549086907317214179662664169670435185996010618328049864492159063407208562725632779122143168143063968343318186648348987520769235503878053815019376092481327966009030777653884726944454927681349596177137243013690997279611155671800743215802740703917857360233920657333823100741006574948633125120605313328974134482258923087589935602955760992008784209053137838900605018266893971180623450789709378046752956201236488773004074624531658891082694268935275806111001240439726541701267843471288486315816224927708223146400589780795462613859923389599650164877639551413927404191163155029329807732390193961250047563750743858407448603767355307645207251696941276232900273386862784235949337661663047774955850780260870804657393349841609641896224202639556747897136318017675900966973341970544089536514613876426897855081005565283162695331399194967537217749809423537504688901248167400406432036810108783246946499670905603555254907122729428540138539677500432776330326759799435592130982253912285517699455443845893944605067132285947073377
 . . . . . . . . . . . . . . . . . . . . [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)
							5bd85e13ac1b69d13642441bb3f49710ce4da6af
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blitzhelicopters.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.blitzhelicopters.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c617d1250000004030047304502210086dd468676d84bd0620ff21681fe9fcd66cbf8b38bf55c2065b7ac1c95bba80602204de1935174312b3cc9faf941291eeabf2fb0c4d17fc7478069c0428642d7e0c0007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018c617d1262000004030047304502201b142b1d03cbdf86cfc10e15c6c09013d8de1ead9020288d987855224c79c31a022100f3ac3642b3f796b6024859a17aa21642d326ed72bc48f4614c8fe03048365f9f
 . . . . [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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