m.travelbook.de

Issued by R3

About this certificate

This digital certificate with serial number 04:55:20:4f:e5:f5:64:f4:78:6e:a1:7a:f1:49:f9:3b:f9:d7 was issued on by Let's Encrypt.

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=m.travelbook.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:55:20:4f:e5:f5:64:f4:78:6e:a1:7a:f1:49:f9:3b:f9:d7
Serial Number (int): 377416095066751640640032181318052602444247
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: db:e7:97:ba:2d:3f:c1:a5:7e:96:13:52:69:e3:7e:8a:5c:4c:1b:69
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 28:9a:95:6d:32:cc:c6:b1:61:d9:6d:26:4f:8e:1f:71:2e:be:13:76
Fingerprint (sha256): 2a:91:e2:f2:44:5c:bd:96:0a:4b:74:a4:93:fc:1d:85:ed:a6:ad:7e:9e:30:a9:13:5b:65:f3:4f:37:d9:3c:ce

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

Revocation information

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

Check the revocation status for certificate m.travelbook.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for m.travelbook.de

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

m.travelbook.de

Other certificates including the domain name travelbook.de

(limited to 100 certificates)
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travelbook.de
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cmp.axelspringer.com
data-9e4f40dc7c.travelbook.de
tortuga.cloud
*.travelbook.de
*.myhomebook.de
kmp.travelbook.de
m.travelbook.de
travelbook.de
travelbook.de
stage.travelbook.de
kmp.travelbook.de
wetter.travelbook.de
data-bb4ada6163.travelbook.de
stage.travelbook.de
cmp.autobild.de
stage.travelbook.de
travelbook.de
travelbook.de
tortuga.cloud
blogstars.travelbook.de
m.travelbook.de
image.travelbook.de
productstorybundles.travelbook.de
*.techbook.de
m.travelbook.de
data-bb4ada6163.travelbook.de
cmp.autobild.de
data-9e4f40dc7c.travelbook.de
*.myhomebook.de
*.stylebook.de
m.purmail.travelbook.de
tortuga.cloud
cmp.autobild.de
cmp.autobild.de
data-9e4f40dc7c.travelbook.de
travelbook.de
m.travelbook.de
travelbook.de
wetter.travelbook.de
escapes.travelbook.de
*.myhomebook.de
link.mailer.travelbook.de
m.travelbook.de
data-9e4f40dc7c.travelbook.de
escapes.travelbook.de
wetter.travelbook.de
escapes.travelbook.de
escapes.travelbook.de
data-bb4ada6163.travelbook.de
m.travelbook.de
travelbook.de
stage.travelbook.de
data-bb4ada6163.travelbook.de
blogstars.travelbook.de
escapes.travelbook.de
*.email.travelbook.de
www.travelbook.de
kmp.travelbook.de
stage.travelbook.de
m.travelbook.de
m.travelbook.de
travelbook.de
blogstars.travelbook.de
m.travelbook.de
travelbook.de
cmp.autobild.de
m.purmail.travelbook.de
wetter.travelbook.de
image.travelbook.de
m.travelbook.de
kmp.travelbook.de
data-bb21a2f11b.travelbook.de
escapes.travelbook.de
*.travelbook.de
travelbook.de
travelbook.de
m.travelbook.de
m.purmail.travelbook.de
*.travelbook.de
wetter.travelbook.de
productstorybundles.travelbook.de
data-bb4ada6163.travelbook.de
travelbook.de
wetter.travelbook.de
ast.myhomebook.de
stage.travelbook.de
kmp.travelbook.de
travelbook.de
escapes.travelbook.de
data-9e4f40dc7c.travelbook.de
blogstars.travelbook.de
m.travelbook.de
*.myhomebook.de
m.travelbook.de
www.travelbook.de
productstorybundles.travelbook.de
data-bb4ada6163.travelbook.de

Certificate

The complete raw certificate details for m.travelbook.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx7TUvYe6oWrJnRXs+s6o
tcUmL+/b5ZNj5bts7LfCVWjQyVKIQO03WfmY2agEQfvZnyCvzqEDXs6SMb8mJl37
1BagZpV1q+q5UQr53/utFbIADJD+dfO8m6pVMoFT+zIRqRrGdBy3m7753hIh5+zp
+kHr6CSCfjS/TW7xMCOpebE6jSPu4Ezch+N0LWiG1wADiz9xpGom/Uhvd7i4m+Ov
n9aPf2t06/AOPVAZN0kEmKK1PE6jb5lcTlQNE2c39B6RYGTMSwUmL89htwYPUqGn
UGJVnFoeFIpCrPN3AoVZMBObWqzPYgyg+eaIsL1IwVQMntzrekahQ6Ep1YJihCCD
tQIDAQAB
-----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 377416095066751640640032181318052602444247
 . . . . . . . . [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 2022-04-06 18:46:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-07-05 18:45:59 +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 'm.travelbook.de'
 . . . . . . . . [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 25210593786181297390129207805270526485614666817066960546651406025537410502132290046452835764024847562834354565167375120274487350178146659621104621747652869514499781368171770581412799448547511970777882014551025383017310071464130941528499317224954660315894964718200286439568139752297146559493932386647265154163762364228145043595971136505054985596337091580405455288552802695051738985585406182254835404295450930203506718735432880260037407959131195422671122776411838755353390076197375212886223472245650797297822569767844623737577538946442565021578265934782637363835391844159865924966573729382226938967973284955863635755957
 . . . . . . . . . . . . . . . . . . . . [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)
							dbe797ba2d3fc1a57e96135269e37e8a5c4c1b69
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'm.travelbook.de'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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)
		006948adc29d9e0039eca56783433413fe43a0ce7ca37f986630df52fb14f04ed307692dbaf60b0a0351fe50e30e72efa29dba6c54df893f6665ff30770d62ee362ccffaf28b0caffa661dfd62855b9b1320184c43290fe8b8288c9abe07ef1df9952017751a2955cbbca9588fcf1b0789e727b7623c9a637c2393c7fc9d08c12c9f33a9ce80152a23ce12fc972c36453d617448814bb439fba4b8f84a6ebfe27e3aede3435959bd9fa27b618aee5362a83a05812ee715386a5007c578387d957bb95ae23d6d6209b26e6b899f667cd98cc535024abaad8faf7a30cae3fe42dbc79cfbbca4e4f7bda85716ab122818a0c0589830c8ee4806711c506dbc7b812d31