link.mtsd-vt.org

Issued by R3

About this certificate

This digital certificate with serial number 03:d3:50:a9:81:9a:a9:59:9c:7c:36:aa:9c:ab:c1:e9:50:44 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:
  • 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=link.mtsd-vt.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d3:50:a9:81:9a:a9:59:9c:7c:36:aa:9c:ab:c1:e9:50:44
Serial Number (int): 333243655582115028584645719317505599164484
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3f:1e:b3:db:1d:23:7a:ae:89:86:d8:1c:cb:9c:b8:a4:52:39:78:d5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3a:3b:12:86:38:90:ea:b1:d5:22:1f:58:97:10:f1:66:77:1a:52:f9
Fingerprint (sha256): fe:32:03:d6:e9:b1:64:16:ca:23:65:16:70:62:31:89:e7:b7:e0:2e:49:eb:35:e7:90:2a:a8:ae:03:5c:a9:63

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

Revocation information

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

Check the revocation status for certificate link.mtsd-vt.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for link.mtsd-vt.org

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

link.mtsd-vt.org

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school.ascensionoakpark.com
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admin.mes.mtsd-vt.org
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admin.aerostem.org
www.mtsd-vt.org
mms.mtsd-vt.org
mhs.mtsd-vt.org
mes.mtsd-vt.org
www.mtsd-vt.org
cis.cocisd.org
mes.mtsd-vt.org
admin.aerostem.org
admin.ascensionoakpark.com
admin.mms.mtsd-vt.org
www.nstaracademy.org
www.mammothusd.org
admin.ev.gatewayk12.org
mtsd-vt.org
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admin.hw.cheneysd.org
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mtsd-vt.org
mtsd-vt.org
admin.ascensionoakpark.com
mhs.mtsd-vt.org
nes.nuview.k12.ca.us
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admin.ascensionoakpark.com
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admin.mes.mtsd-vt.org
admin.mhs.mtsd-vt.org
mtsd-vt.org
mms.mtsd-vt.org
mtsd-vt.org
admin.aes.uinta1.com
admin.stischoolcypress.org
admin.zcs.k12.in.us
admin.betz.cheneysd.org
admin.animasvalley.durangoschools.org
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mtsd-vt.org
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admin.mtsd-vt.org
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admin.ev.gatewayk12.org
admin.colegiolospinos.edu.mx
mtsd-vt.org
admin.mhs.mtsd-vt.org
mms.mtsd-vt.org
link.mtsd-vt.org

Certificate

The complete raw certificate details for link.mtsd-vt.org in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE7DCCA9SgAwIBAgISA9NQqYGaqVmcfDaqnKvB6VBEMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAxMDQwODI5MDFaFw0yNDA0MDMwODI5MDBaMBsxGTAXBgNVBAMT
EGxpbmsubXRzZC12dC5vcmcwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB
AQDhv5505Nc5sKj+zxIm7ePy+gm8fh5JxE/wrRRJ81rkZGeu5oHzB+bYyOOAFZk7
MBqxFSScCNQkj2c/HedCfqjl09nHGI4gTaPLRgMss////EPxiL+l43FfAbjCDzkh
/d7kYiIQlq7OQgPkyV/91FQd7qPRBB1ZEWA/iYLE6UtzWS+H9jseKc/FenUPwJ04
d0tuZpjIxpdLOLibUt5xv4Lf0DVAzdhLXA9+g4bcLicZakxEGcjxF5fvntY4k+Wi
41r8aE3NUr1/og4dbC7PVYK7fTCI8Kp8yMn+TATW+xRFVHROdbxWmaLQnmnbk8rh
LvZMN3v7BZfVXkPfX/8pLD4jAgMBAAGjggIRMIICDTAOBgNVHQ8BAf8EBAMCBaAw
HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYD
VR0OBBYEFD8es9sdI3quiYbYHMucuKRSOXjVMB8GA1UdIwQYMBaAFBQusxe3WFbL
rlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDov
L3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5v
cmcvMBsGA1UdEQQUMBKCEGxpbmsubXRzZC12dC5vcmcwEwYDVR0gBAwwCjAIBgZn
gQwBAgEwggEDBgorBgEEAdZ5AgQCBIH0BIHxAO8AdQA7U3d1Pi25gE6LMFsG/kA7
Z9hPw/THvQANLXJv4frUFwAAAYzTzfxIAAAEAwBGMEQCIHrQXUx+XQpnpYCklXNr
FxhgFmB/FKdAs+havIJwp658AiBlmu6dM2ULnj6ODS7uw1YHPbwC06MQPDeZZnFS
SpSxTwB2AHb/iD8KtvuVUcJhzPWHujS0pM27KdxoQgqf5mdMWjp0AAABjNPN/IUA
AAQDAEcwRQIhAPnrWhEySMMwiv1kQ70IOh6nlV2qdFO+PxHEWAPNnpPnAiB+PWNx
XnfZyw+Z7od7z16rr4bUqywo2Ua/z7LeAW7NpjANBgkqhkiG9w0BAQsFAAOCAQEA
AipL9rEUkwOOo2f59QpeLeezgJiImlxAka2mQQJ1TIpPF6CHoG7Thxh41eZvBaVR
c42F6eS+lZ4anVky4k5wrX3SnuRrG3w+lIkaqeEiGXFfZaZwRNAMI8jG9Cq8PFWT
0ZuloF24CkbUjtU51Nlp9YP96cZPW82poj6Y5b91/1DOT/y4HEcWVBttH8ICjScb
owomBLt5hIgCrn0J4ljDbqlrlVq5v7TIJ4th61xja131/V4rvFF0uY7UOZmDMNSJ
AmYNxmfH1kXT/f9xkvQ8kFLAKhcI1Kd5se8/i9SvuHPA1wmVfIaOL10b02SjzNhG
o/lXgClbIyqBwp99rgWcVA==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4b+edOTXObCo/s8SJu3j
8voJvH4eScRP8K0USfNa5GRnruaB8wfm2MjjgBWZOzAasRUknAjUJI9nPx3nQn6o
5dPZxxiOIE2jy0YDLLP///xD8Yi/peNxXwG4wg85If3e5GIiEJauzkID5Mlf/dRU
He6j0QQdWRFgP4mCxOlLc1kvh/Y7HinPxXp1D8CdOHdLbmaYyMaXSzi4m1Lecb+C
39A1QM3YS1wPfoOG3C4nGWpMRBnI8ReX757WOJPlouNa/GhNzVK9f6IOHWwuz1WC
u30wiPCqfMjJ/kwE1vsURVR0TnW8Vpmi0J5p25PK4S72TDd7+wWX1V5D31//KSw+
IwIDAQAB
-----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 333243655582115028584645719317505599164484
 . . . . . . . . [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 2024-01-04 08:29:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-03 08:29:00 +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 'link.mtsd-vt.org'
 . . . . . . . . [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 28498109453763641256080980766289276178997471531081977898257348427570518388180781536279455306143848759263203065039249924800860625953454292555590090759717921472607167155980457209189559477292730724093916329361363268368454668289273727021868390842358251314441694430690022074312538873530023085297683145760241592608747644928478113337824580253896730990320172960559069962332764405614475449693578061959684053970951392830230873463989288241732226621217678930184984453724847979929080308332814461279290877499351506517634701559029437856470718763006530002076428890705997309989585882343369353885195506417417063614994758625796471668259
 . . . . . . . . . . . . . . . . . . . . [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)
							3f1eb3db1d237aae8986d81ccb9cb8a4523978d5
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'link.mtsd-vt.org'
 . . . . . . . . . . . . . . . . [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)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cd3cdfc48000004030046304402207ad05d4c7e5d0a67a580a495736b17186016607f14a740b3e85abc8270a7ae7c0220659aee9d33650b9e3e8e0d2eeec356073dbc02d3a3103c37996671524a94b14f00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018cd3cdfc850000040300473045022100f9eb5a113248c3308afd6443bd083a1ea7955daa7453be3f11c45803cd9e93e702207e3d63715e77d9cb0f99ee877bcf5eabaf86d4ab2c28d946bfcfb2de016ecda6
 . . . . [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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