mail.dflund.se

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f8:e2:2a:bd:7b:44:08:70:0c:04:b8:77:91:15:5d:30:a3 was issued on by Let's Encrypt.

With 5 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=mail.dflund.se

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f8:e2:2a:bd:7b:44:08:70:0c:04:b8:77:91:15:5d:30:a3
Serial Number (int): 346027512238330462589446639022410427084963
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 91:b8:3b:c3:42:16:71:a2:0a:d4:8b:72:88:6f:ef:00:cd:5b:b4:9b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1b:2b:0a:6b:67:50:48:fd:46:83:6f:9e:44:6f:9a:32:cc:9b:df:d0
Fingerprint (sha256): 76:19:8e:74:79:86:7a:f7:08:b3:10:51:fb:be:1c:f6:10:27:c1:2c:82:96:52:51:d9:db:be:23:dc:93:cc:f8

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate mail.dflund.se

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.dflund.se

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

lucifer.df.lth.se
mail-relay.df.lth.se
mail-relay2.df.lth.se
mail.df.lth.se
mail.dflund.se

Other certificates including the domain name dflund.se

(limited to 100 certificates)
dflund.se
mail.dflund.se
minecraft.dflund.se
dflund.se
mimura.dflund.se
mail.dflund.se
dflund.se
nagios.df.lth.se
dflund.se
mimura.dflund.se
mimura.dflund.se
mail.dflund.se
mail.dflund.se
mail.dflund.se
dflund.se
dflund.se
dflund.se
dflund.se
mimura.dflund.se
kgb.dflund.se
mimura.dflund.se
kgb.dflund.se
kgb.dflund.se
kgb.dflund.se
mail.dflund.se
dflund.se
dflund.se
dflund.se
nagios.df.lth.se
kgb.dflund.se
mimura.dflund.se
kgb.dflund.se
dflund.se
dflund.se
kgb.dflund.se
minecraft.dflund.se
kgb.dflund.se
dflund.se
mail.dflund.se
mail.dflund.se
dflund.se
dflund.se
dflund.se
dflund.se
mail.dflund.se
mail.dflund.se
kgb.dflund.se
nagios.df.lth.se
mimura.dflund.se
dflund.se
mail.dflund.se
mail.dflund.se
mail.dflund.se
mail.dflund.se
dflund.se
dflund.se
dflund.se
mail.dflund.se
mail.dflund.se
minecraft.dflund.se
kgb.dflund.se
mimura.dflund.se
mimura.dflund.se
mail.dflund.se
mail.dflund.se
kgb.dflund.se
mail.dflund.se
mimura.dflund.se
kgb.dflund.se
mail.dflund.se
dflund.se
dflund.se
dflund.se
dflund.se
dflund.se
mimura.dflund.se
mail.dflund.se
mimura.dflund.se
mail.dflund.se
mail.dflund.se
dflund.se
kgb.dflund.se
mimura.dflund.se
dflund.se
mail.dflund.se
kgb.dflund.se
dflund.se
dflund.se

Certificate

The complete raw certificate details for mail.dflund.se in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFTzCCBDegAwIBAgISA/jiKr17RAhwDAS4d5EVXTCjMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA3MjEyMTA0MDBaFw0x
NzEwMTkyMTA0MDBaMBkxFzAVBgNVBAMTDm1haWwuZGZsdW5kLnNlMIIBIjANBgkq
hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu3Ug/MkNlQuZsLIIdPRZr511hEl6znZZ
A/2l8Dn+ZzAy+lnMRDb6dLywia0vLQp9k7+usmRG8tr79PyXQ9ew8QDoMfdE4jb3
k1tvbrtxpLTbmy+276LnCqtc6sL6MFd7CQHT3C4M/MMP75qsPWKoQbJaYzA9uv/b
k7zzNcQpjII3xnRU++PVhRugqZON18pn5LwR3d+AaXhnGAB5iJmOKtrpe95KYMQs
oAXA53A6vgQrx8sG6eF2TStLb9X7RQ2/G0LVFZkFCJMbkPLZ1Uk25OC+0B5pndqB
aZ28TMMOnFA8+0zjYr9Gz50kl1usKH5kjOh37B3CauASuVf+m2HJqQIDAQABo4IC
XjCCAlowDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEF
BQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSRuDvDQhZxogrUi3KIb+8AzVu0
mzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcBAQRj
MGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5v
cmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlwdC5v
cmcvMGkGA1UdEQRiMGCCEWx1Y2lmZXIuZGYubHRoLnNlghRtYWlsLXJlbGF5LmRm
Lmx0aC5zZYIVbWFpbC1yZWxheTIuZGYubHRoLnNlgg5tYWlsLmRmLmx0aC5zZYIO
bWFpbC5kZmx1bmQuc2Uwgf4GA1UdIASB9jCB8zAIBgZngQwBAgEwgeYGCysGAQQB
gt8TAQEBMIHWMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9y
ZzCBqwYIKwYBBQUHAgIwgZ4MgZtUaGlzIENlcnRpZmljYXRlIG1heSBvbmx5IGJl
IHJlbGllZCB1cG9uIGJ5IFJlbHlpbmcgUGFydGllcyBhbmQgb25seSBpbiBhY2Nv
cmRhbmNlIHdpdGggdGhlIENlcnRpZmljYXRlIFBvbGljeSBmb3VuZCBhdCBodHRw
czovL2xldHNlbmNyeXB0Lm9yZy9yZXBvc2l0b3J5LzANBgkqhkiG9w0BAQsFAAOC
AQEAMOFkL16+r8Qs4o58b4tOmOwBCV8wC1Y5hUr2c0IxQIGPmMq0OKEpoP2YhMNg
zLET62vV5WY7m4bhRK9tDNyN0F2HvtRb7v9CArhIrv3z9e6wxS6Ia2mN4rFAciXK
PkbVzV5OlEZNpYoJxEZORhNw3nno9cQl1e0+ClPiiCZ0G8Kb4yt/Y9xx/W63pqvS
6bQ/srWBZGauaCimGotZXnBvoAAsBtCH31GCiC9kRyBJxLX7wvrKrZoIAo7s+mrV
M8WDc56sGW2aI5LWLgHFousxBvL0t+72W4FVH91IlG5cRP+lmgCF/PQfmCTLWYJ6
ESJWg/RuzMpUGpbpR/twAbVeXA==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu3Ug/MkNlQuZsLIIdPRZ
r511hEl6znZZA/2l8Dn+ZzAy+lnMRDb6dLywia0vLQp9k7+usmRG8tr79PyXQ9ew
8QDoMfdE4jb3k1tvbrtxpLTbmy+276LnCqtc6sL6MFd7CQHT3C4M/MMP75qsPWKo
QbJaYzA9uv/bk7zzNcQpjII3xnRU++PVhRugqZON18pn5LwR3d+AaXhnGAB5iJmO
Ktrpe95KYMQsoAXA53A6vgQrx8sG6eF2TStLb9X7RQ2/G0LVFZkFCJMbkPLZ1Uk2
5OC+0B5pndqBaZ28TMMOnFA8+0zjYr9Gz50kl1usKH5kjOh37B3CauASuVf+m2HJ
qQIDAQAB
-----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 346027512238330462589446639022410427084963
 . . . . . . . . [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 2017-07-21 21:04:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-10-19 21:04:00 +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 'mail.dflund.se'
 . . . . . . . . [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 23664321420822318559275847597750332925158797801777872412298668339897996894395640096966185435568402775988496253391985143710939647304552322886299289091109091265804589088058459106166294824914430762119708165817251998079159798405506707488361957248736241088494099326702139515627700084683637401998008518781049029136132394880875327314035378882848162143122333143710822451749395656753618984810335840732352927187066351316103954501895469968166634858113939938173700820091030423899221811958475781385689372583275881932291415426942893631074239559730644559569197293866708983949594464850541837833053443793742596173944462722100071877033
 . . . . . . . . . . . . . . . . . . . . [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)
							91b83bc3421671a20ad48b72886fef00cd5bb49b
 . . . . . . . . . . . . . . . . [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 (98 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lucifer.df.lth.se'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail-relay.df.lth.se'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail-relay2.df.lth.se'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.df.lth.se'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.dflund.se'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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