serve-travel.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:ed:e9:6f:01:9b:2d:7a:21:e8:2b:1e:79:92:dd:b8:37:bf was issued on by Let's Encrypt.

With 7 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=serve-travel.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ed:e9:6f:01:9b:2d:7a:21:e8:2b:1e:79:92:dd:b8:37:bf
Serial Number (int): 429406351187849434459444175779659603523519
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3f:2b:5d:08:d4:17:b7:94:27:12:65:91:39:d7:46:9e:70:3f:74:66
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 23:28:68:d2:e8:b5:d3:9e:44:80:b7:83:6f:59:d5:23:66:a8:0e:71
Fingerprint (sha256): 8b:c0:d5:1c:f5:69:98:5c:25:27:62:e2:77:9d:5a:8d:81:da:ce:20:d2:c2:47:a1:e0:50:21:1f:5c:5d:38:d3

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

Revocation information

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

Check the revocation status for certificate serve-travel.nl

7

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for serve-travel.nl

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

serve-and-travel.nl
serve-travel.nl
servetravel.nl
webmail.serve-travel.nl
www.serve-and-travel.nl
www.serve-travel.nl
www.servetravel.nl

Other certificates including the domain name serve-travel.nl

(limited to 100 certificates)
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.nl
serve-travel.zusa-admin.nl

Certificate

The complete raw certificate details for serve-travel.nl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuZBHyrqUsntXYdOLILV1
ajoeQYl6ORpVs2EK4sm+wgniIw5fJGJZl41h1+yP+PmMF9IfXU5jIjs2pjcPsOa4
fVwUynhiSAC3Z1UQWsXGYHgOElpP9z0Pm0RHAM+psyMK15+mPb/IZXmwQQWEcACa
klMQ2+MKQ/rc1rMWMQ6o21nqn3MFq+pYfLN5Y2nEWqzLnh0Ddd9EIjWN4sqw+ylr
q1K+qcpvDWGFzThBkBv/C6h3fkB01Us2MXditgp4eCznIzmS7d04TQw8E/Ys8rqe
kCJIBE2zn5bSPAG3XPBKeur68uN7lYWIx0zzV1kJQxbCZibYztLi3Jyd41GrgkaC
6wIDAQAB
-----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 429406351187849434459444175779659603523519
 . . . . . . . . [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 2023-10-23 13:08:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-21 13:08:33 +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 'serve-travel.nl'
 . . . . . . . . [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 23425233753975271162672381957518394902657245203400825649882437897386609964365840275800562197575198982706645604696904961559976029421224615847184490187291484933701304785676879369081332862186497562794645293170887171726739890810288898964738015271389460848029288959551270753119029933503418345538281469791203271984910634605077493322072451502549936096400683784924695883317591943464613123053881191764884088082144445837550042028205099417298178443735195197108371109129959515679897263767436878049008215189035539040782068685665998197557914887659002538956056035334932333765438436702587493442761020377970443435501043163041410482923
 . . . . . . . . . . . . . . . . . . . . [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)
							3f2b5d08d417b7942712659139d7469e703f7466
 . . . . . . . . . . . . . . . . [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 (148 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'serve-and-travel.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'serve-travel.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'servetravel.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.serve-travel.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.serve-and-travel.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.serve-travel.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.servetravel.nl'
 . . . . . . . . . . . . . . . . [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)
							00ef007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b5cddb2af00000403004630440220213fcd48a463403bb33ce1f59e0b14dedfe3d82e46e5eb47f786e1d908a9c38a0220777da1eff94b9f766854b32b6498cf342d82fa30fed767442a3da4ba0d7bc4da00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b5cddb2e40000040300473045022017f4a7b8bf78bd0327e87f9bfcf43c001473d8fc7233f9810b17c28ab3becb64022100a8039084cf81e8f729c3bfc184d933fa083b0504d16360a08c91a2bc20339447
 . . . . [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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