serve-travel.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:ed:9d:3e:2d:41:53:9a:2e:df:42:b3:a0:a1:48:35:fb:25 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:9d:3e:2d:41:53:9a:2e:df:42:b3:a0:a1:48:35:fb:25
Serial Number (int): 429305076322930999758165278387782672579365
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: e6:36:61:40:4e:83:2a:b5:bd:90:ef:e0:53:9e:05:e0:c3:b7:f7:0e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 26:a8:2f:ab:97:1e:0e:3f:d4:d0:e8:38:5f:39:45:f0:e9:f2:8b:10
Fingerprint (sha256): 26:70:f4:cc:95:89:d7:70:09:04:00:f3:29:5e:c9:35:13:e5:65:cd:1a:9e:50:ac:32:8c:5a:9d:c1:92:06:84

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuOEeqCIAt0RnSDvzwugz
Jx7dDjBANaLJrfLldSqKRxjD93AMLG7d/o9Hs7EDG9xdG6j+fI94U3bBp8g5IOor
wuTEKfuuV3AeHfjMjMrhuaJj7HKFJUtSNIvRpOAbRPvHVjS6EwBZyAvYTiungml2
ELxJw81CeH4BdvJV6CVKRN0nmfCUUXOCXTtMltopA7sQfIimp4M2Q9JhX7AbPz8s
hoo8V1VvAbEVUh+aWx+1sO+AZNZE+LxHjRlvtuUZ1W+wSeJhR6U7HBVZsQJNcntL
4yng1P5SXzKklC9bcCDeddyq5W/tmBSQiVT2VhKXYHtLa8Z53BLaGYfkf7khyJ53
xwIDAQAB
-----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 429305076322930999758165278387782672579365
 . . . . . . . . [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 2023-12-22 13:08:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-21 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 23338858801385695672109095968957713295285517726617821646121459761059349619230843053234131212632860786583307875464000056326112787414177417757302960829709857984736933501748288475864931054523567690231790842076141418281176458858600748195858994052408604139770789530260458362132352259868046938334225475125945142058676050896505524014143148383278632638669326804196281980751934866451480736380072212091036332709164966042987146432509010154165394467942409350531378822205419412933256168096364927679859227543164100081128627738180378557708032248542431177783131077412804335007231186725176832076210992102025210081436336142106562033607
 . . . . . . . . . . . . . . . . . . . . [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)
							e63661404e832ab5bd90efe0539e05e0c3b7f70e
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c91db42f90000040300473045022100f753de7fd56c1134fca522c9c31858c415f383b104de60fdf4336c9f8407ebd202202a7f4980470dd8801be11d8a93c154abb39f2ff8a82a0b5cef958df9c95c545e00770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c91db435a0000040300483046022100f3b3c828e9e58892c8939121b8d0cbec74d1c7c2ded9d4be9b68949285c9b863022100e3820e9f2a00331b1d2956882e6ae8efb705428cdf6869e2b3dd3f42e6529a7e
 . . . . [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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