exchange.lu
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:01:20:a8:fd:70:f6:81:40:8e:33:d1:a4:97:c7:f7:0c:a1 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=exchange.lu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:01:20:a8:fd:70:f6:81:40:8e:33:d1:a4:97:c7:f7:0c:a1Serial Number (int): 348832838836098749703105118318737946512545
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 22:59:1a:82:4e:7e:6a:d9:91:02:96:f2:19:9a:37:8a:bb:af:f1:2f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 32:21:45:4f:3a:50:38:c0:e3:65:bf:51:fd:e8:be:21:42:b9:f0:c4
Fingerprint (sha256): ff:47:33:7e:24:33:e8:c2:67:82:50:96:c1:ae:dd:9f:cb:f8:45:5f:d8:18:43:ae:9e:39:97:f6:2f:d1:9d:c2
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate exchange.lu
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for exchange.lu
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
exchange.lu
www.exchange.lu
www.exchange.lu
Other certificates including the domain name exchange.lu
(limited to 100 certificates)
Certificate
The complete raw certificate details for exchange.lu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGYDCCBUigAwIBAgISBAEgqP1w9oFAjjPRpJfH9wyhMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMjkwMDI3NTNaFw0y MDA1MjkwMDI3NTNaMBYxFDASBgNVBAMTC2V4Y2hhbmdlLmx1MIICIjANBgkqhkiG 9w0BAQEFAAOCAg8AMIICCgKCAgEAwIj6h4dNggnfH9K4u7Qg8Y1IYPDjusLm0sQK pmhrTrl2giR+CRkB1ISJyv19AYEgn+qtDN6l0tA9M7Dq7QTzsKFpwmSrYgej/4SY 8jCSqHBbDzGk8ndcqwkDlvpcN1gN0vxQZ89Ph9VM4ZYBBkbF4b1Eh0xSrwKRcaR1 I7/LbxYwtfIDAqn+EzKKuFFxKexX7m2vrSiQ9M4yhaT+NgmfecBSut51r/SUorBB qpVJNuI6s5uO+e8lXdNbvAgfp1EFhUzE06tiwJBXS0OBNJ0PDUnozKfY2MzNQ9/f x7T9Mc4XChK18zvvHVYBRVHZM0sKQgN1UUGtl2xeP+wMRNWO2TX0rInCK72SWtRt cG1X9dVhYHIss6caBkTDP24CaiL+VPfckWzg6KYL/2E/jp8veyhj0JdCGbDTkZ6D udqw8WYMeoxlQYQb0zbeoIk9a57efp5MiERP4QLIqlZBaAnv9nDETFxU/e0EjdG0 15IgR6G0R/3qim+LxOgTkNGm0azBSXOzS7xuTF74itxNbFT8hOzYBfs1unAa/Lkm uj4/ZR54Srq5IJOP3DIGip+haHhdLThWWCo/LQbtLnkh8scQ+l+qkxWT+m1o49HE 2tKU/yeF7XErlmDqNCFZbJuV9OQ9sFsnqZSyXUl+GPjY2yLBVPbPOOSAs2R3Q2Ln TwxdbvcCAwEAAaOCAnIwggJuMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggr BgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUIlkagk5+ atmRApbyGZo3iruv8S8wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEw bwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMu bGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMu bGV0c2VuY3J5cHQub3JnLzAnBgNVHREEIDAeggtleGNoYW5nZS5sdYIPd3d3LmV4 Y2hhbmdlLmx1MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgw JgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYB BAHWeQIEAgSB9gSB8wDxAHYAB7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6GmnT ohwAAAFwjo6VrQAABAMARzBFAiEAk5riWOr4MOZxpMryTwgiM0jAL4TkSrA0SDtC E5cTgSkCIDVAeqyRNlRsot3TBLVnyt+8EnQwcG9rerQHUZTunzoOAHcAb1N2rDHw MRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFwjo6V7gAABAMASDBGAiEAjIpC SWh5qlMZePJOJmJDr7uBenN405+jDKXELpKHf3cCIQCH03C8oOZbWG4ybzKvvAU9 WVSEes1veppHuqAqF3q2JDANBgkqhkiG9w0BAQsFAAOCAQEAT31Oh8+k6aE9PgE2 VR8ho62M9y8H9d916Mx7s/d+LsPZe2fJIKqVQJyeDrfckGlhixaJ2f/MZUJx64N1 x8Ehmj9Y3WBwl9ewiep0ybJOeszhU2irs5zS8waRsMpMOcBFRpvroV/oAHdR4Vhn BWXkVOx9pALQ42dcKlD8frLOQkXSJkEqTQaS8+8u4WFu//WVGVEoMb1ds45rVZH7 4hsHChlbXKDjLBCwXDybF9xefER3x9BD5hzHrRgBmJi+efUyE5fr3ZHheYDbkKTg sOOWxQc19BLfrm/Say/aKoMEU8r6xzfmt3ZXwEfopVji87g6gNEbPV6NTbo9KSS6 ZT7NDQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwIj6h4dNggnfH9K4u7Qg 8Y1IYPDjusLm0sQKpmhrTrl2giR+CRkB1ISJyv19AYEgn+qtDN6l0tA9M7Dq7QTz sKFpwmSrYgej/4SY8jCSqHBbDzGk8ndcqwkDlvpcN1gN0vxQZ89Ph9VM4ZYBBkbF 4b1Eh0xSrwKRcaR1I7/LbxYwtfIDAqn+EzKKuFFxKexX7m2vrSiQ9M4yhaT+Ngmf ecBSut51r/SUorBBqpVJNuI6s5uO+e8lXdNbvAgfp1EFhUzE06tiwJBXS0OBNJ0P DUnozKfY2MzNQ9/fx7T9Mc4XChK18zvvHVYBRVHZM0sKQgN1UUGtl2xeP+wMRNWO 2TX0rInCK72SWtRtcG1X9dVhYHIss6caBkTDP24CaiL+VPfckWzg6KYL/2E/jp8v eyhj0JdCGbDTkZ6Dudqw8WYMeoxlQYQb0zbeoIk9a57efp5MiERP4QLIqlZBaAnv 9nDETFxU/e0EjdG015IgR6G0R/3qim+LxOgTkNGm0azBSXOzS7xuTF74itxNbFT8 hOzYBfs1unAa/Lkmuj4/ZR54Srq5IJOP3DIGip+haHhdLThWWCo/LQbtLnkh8scQ +l+qkxWT+m1o49HE2tKU/yeF7XErlmDqNCFZbJuV9OQ9sFsnqZSyXUl+GPjY2yLB VPbPOOSAs2R3Q2LnTwxdbvcCAwEAAQ== -----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 348832838836098749703105118318737946512545 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-29 00:27:53 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-29 00:27:53 +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 'exchange.lu' . . . . . . . . [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 785474567533964880001168219653685148678016277141870949964293898721129440314450538365359881224760534098706396976387292221587550069067718907826099043198264055424430108475087425629065725659884531223924829383376144471901519109227260696033231261575594611090727790521597160188121471877879552102973487848396039405142451771857497647150457177253635945521347044214518950228750738770012706442608526800645428044529155093939000386849947178313810397734079108562262241210264252551375102115151928947799238008903790467588153868526159793476303651962380766710052835446300789070859198469791594160185265816848124455901470874663987225308712168384566165472868349389287587888430619130639058459152382290660724133253693611047095972443972370296747599911592892455081127965583045103022849146761750295884347304445548074528386043500445377527657840048871173148004076591127395143303324740797636255138549102252404019108389641098137762763340792999930502479531485125760692309719422882741757623232991025947920385620081040809956677257112840959128172999083149536034913865392623329153992271493209028601446704595837438638736981472033015024503916187439703492131525496187007753004011541243422910967598655075280152853602990704095580672025609455986353811839050291235763569651447 . . . . . . . . . . . . . . . . . . . . [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) 22591a824e7e6ad9910296f2199a378abbaff12f . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'exchange.lu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.exchange.lu' . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001708e8e95ad0000040300473045022100939ae258eaf830e671a4caf24f08223348c02f84e44ab034483b421397138129022035407aac9136546ca2ddd304b567cadfbc127430706f6b7ab4075194ee9f3a0e0077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001708e8e95ee00000403004830460221008c8a42496879aa531978f24e266243afbb817a7378d39fa30ca5c42e92877f7702210087d370bca0e65b586e326f32afbc053d5954847acd6f7a9a47baa02a177ab624 . . . . [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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