cit.edu.mx
Issued by R3
About this certificate
This digital certificate with serial number 04:f9:ad:94:71:9f:88:49:62:76:ba:b0:2f:36:17:ec:8b:58 was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=cit.edu.mx
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate will expire on
Certificate Details
Serial Number (hex): 04:f9:ad:94:71:9f:88:49:62:76:ba:b0:2f:36:17:ec:8b:58Serial Number (int): 433410180298112259319686662202134654389080
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: dc:08:56:72:e2:dc:03:4c:83:4d:99:11:6f:0e:fb:a4:48:9a:58:09
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): d9:b3:25:ce:d2:c6:fc:82:c8:50:8a:2f:24:fb:ee:15:40:62:3b:f6
Fingerprint (sha256): b3:4d:ad:16:43:94:aa:c7:43:9e:0e:4f:8d:af:2b:d8:2b:b5:1f:a3:fc:d8:7a:75:fe:e2:42:64:62:0c:19:61
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate cit.edu.mx
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for cit.edu.mx
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
cit.edu.mx
www.cit.edu.mx
www.cit.edu.mx
Other certificates including the domain name cit.edu.mx
(limited to 100 certificates)
cit.edu.mx
www.livingstontigers.com
colegio-ingles-torreon.edu.mx
cit.edu.mx
web.cit.edu.mx
cit.edu.mx
alhs.jcboe.org
cit.edu.mx
cit.edu.mx
cit.edu.mx
es.aspv.edu.mx
teaching-jobs-torreon.com.mx
teaching-jobs-torreon.com.mx
hs.pcmschools.org
teaching-jobs-torreon.com.mx
colegio-ingles-torreon.edu.mx
admin-web.cit.edu.mx
teaching-jobs-torreon.com.mx
hbuhsd.edu
teaching-jobs-torreon.com.mx
cit.edu.mx
parents.cit.edu.mx
parents.cit.edu.mx
cit.edu.mx
colegio-ingles-torreon.edu.mx
cit.edu.mx
cit.edu.mx
homework.cit.edu.mx
homework.cit.edu.mx
admin.pcmschools.org
livingstontigers.com
colegio-ingles-torreon.edu.mx
cit.edu.mx
teaching-jobs-torreon.com.mx
cit.edu.mx
cit.edu.mx
teaching-jobs-torreon.com.mx
cit.edu.mx
web.cit.edu.mx
parents.cit.edu.mx
homework.cit.edu.mx
homework.cit.edu.mx
cit.edu.mx
teaching-jobs-torreon.com.mx
parents.cit.edu.mx
admin-es.aspv.edu.mx
aspv.edu.mx
admin.livingstontigers.com
cit.edu.mx
www.livingstontigers.com
colegio-ingles-torreon.edu.mx
cit.edu.mx
web.cit.edu.mx
cit.edu.mx
alhs.jcboe.org
cit.edu.mx
cit.edu.mx
cit.edu.mx
es.aspv.edu.mx
teaching-jobs-torreon.com.mx
teaching-jobs-torreon.com.mx
hs.pcmschools.org
teaching-jobs-torreon.com.mx
colegio-ingles-torreon.edu.mx
admin-web.cit.edu.mx
teaching-jobs-torreon.com.mx
hbuhsd.edu
teaching-jobs-torreon.com.mx
cit.edu.mx
parents.cit.edu.mx
parents.cit.edu.mx
cit.edu.mx
colegio-ingles-torreon.edu.mx
cit.edu.mx
cit.edu.mx
homework.cit.edu.mx
homework.cit.edu.mx
admin.pcmschools.org
livingstontigers.com
colegio-ingles-torreon.edu.mx
cit.edu.mx
teaching-jobs-torreon.com.mx
cit.edu.mx
cit.edu.mx
teaching-jobs-torreon.com.mx
cit.edu.mx
web.cit.edu.mx
parents.cit.edu.mx
homework.cit.edu.mx
homework.cit.edu.mx
cit.edu.mx
teaching-jobs-torreon.com.mx
parents.cit.edu.mx
admin-es.aspv.edu.mx
aspv.edu.mx
admin.livingstontigers.com
cit.edu.mx
Certificate
The complete raw certificate details for cit.edu.mx in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE8zCCA9ugAwIBAgISBPmtlHGfiElidrqwLzYX7ItYMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDA0MTkxNTAwMjBaFw0yNDA3MTgxNTAwMTlaMBUxEzARBgNVBAMT CmNpdC5lZHUubXgwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCxa04E e1QR4SPGRKW8YE8gqM2x11azXvKCOgoI0yILbMzzPQ0tGuVb2Ga/wVg3d9kQcLvN ycLHWAoYeHuOUc39BWOVZ7T5VPw1rEkHHMb/7ueBzMK6b0TohB8RVFi/h3o6nm2Z 6CApinlaz1nL4S3/ACnEWdJ5fK+zG7RA9bZi/uX+Or67+RAkVoJfVSP7jeLmGyvK ULt+4eS369LuT26rbkIgxkS+Td0awJb7lPUloCvx4nZgWpot7q32Xg1M+yuos2On h1HQkepMSKwLz84r2WwLkkydMKp6kSMvW2nBH8xgMQgORfAGIDXNRn6Qz8RgOMy3 hsLI+mS21jn7Z2OXAgMBAAGjggIeMIICGjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FNwIVnLi3ANMg02ZEW8O+6RImlgJMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYf r52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8u bGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMCUG A1UdEQQeMByCCmNpdC5lZHUubXiCDnd3dy5jaXQuZWR1Lm14MBMGA1UdIAQMMAow CAYGZ4EMAQIBMIIBBgYKKwYBBAHWeQIEAgSB9wSB9ADyAHcA7s3QZNXbGs7FXLed tM0TojKHRny87N7DUUhZRnEftZsAAAGO9xZYigAABAMASDBGAiEAzWUKRZ2LpiqF j9jmKs0hQB+yLJO0uvMGU9Vw8mVKDw8CIQCe2KfDGby5mQFEWHGEDbRE+B1rF2tC SefHAfyekyk4RwB3AD8XS0/XIkdYlB1lHIS+DRLtkDd/H4Vq68G/KIXs+GRuAAAB jvcWWJwAAAQDAEgwRgIhAKJbPVvl1ecsIV1KrdcIX+GN3A1YpJc94cPI63U3EvgE AiEAnXp6euLR/aLpVMfW9picK6CSduMs0kGJWwBqH88gl6MwDQYJKoZIhvcNAQEL BQADggEBAC5WGAt9htTUx5eC1tGZgjJzzPNyIIiY1z8c/GZ73+sTwNSP3ssMZRyj W0BOVWuhLd7kqJGqWsOyvAikUnQHS8aJo5z6fzi+i/SAI3fCg79lDOU3ystCKEll iHGaxlGCwbBVup3ET/yiC9gzVUYFXB0oOJ5CWmR2BdiSuTkTUnj3k05H2URweTwq GZHbTe1YZqksDE8owsWOer0k7VpGFeuB/b8L1aEj2hI3rHB9v1omiKdsUs1Yb1lO tOR0CHEafZi+pdUHsmzdP2NYyI2a9LLQidPi9xB5Gaj36Y53mNU7AwwGkl7ZCyCo Dylba2fgw11X3vFnmHwV4xVrvB/xEpY= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsWtOBHtUEeEjxkSlvGBP IKjNsddWs17ygjoKCNMiC2zM8z0NLRrlW9hmv8FYN3fZEHC7zcnCx1gKGHh7jlHN /QVjlWe0+VT8NaxJBxzG/+7ngczCum9E6IQfEVRYv4d6Op5tmeggKYp5Ws9Zy+Et /wApxFnSeXyvsxu0QPW2Yv7l/jq+u/kQJFaCX1Uj+43i5hsrylC7fuHkt+vS7k9u q25CIMZEvk3dGsCW+5T1JaAr8eJ2YFqaLe6t9l4NTPsrqLNjp4dR0JHqTEisC8/O K9lsC5JMnTCqepEjL1tpwR/MYDEIDkXwBiA1zUZ+kM/EYDjMt4bCyPpkttY5+2dj lwIDAQAB -----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 433410180298112259319686662202134654389080 . . . . . . . . [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 2024-04-19 15:00:20 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-18 15:00:19 +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 'cit.edu.mx' . . . . . . . . [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 22397093926249634605842709145331754745338644631390956741618750811603950102734103317719083094104794451792874170015261129687605319366917435591317104520425034884886391275892910541357694858268961865866431496904629032468884916505190368950145689602605827945396546442520288272473736332932600652867156926135541355702083942288759204712173890989930488509601222772981073069177205509089311921188559770934239999437872402065571810305831862645420623006176202082968283965914372728511810906674757830640011777088909713492949475835774571970931499966402439993638380979066971887258599682778801382935709874015901099616437480809279439463319 . . . . . . . . . . . . . . . . . . . . [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) dc085672e2dc034c834d99116f0efba4489a5809 . . . . . . . . . . . . . . . . [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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cit.edu.mx' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cit.edu.mx' . . . . . . . . . . . . . . . . [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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f2007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ef716588a0000040300483046022100cd650a459d8ba62a858fd8e62acd21401fb22c93b4baf30653d570f2654a0f0f0221009ed8a7c319bcb99901445871840db444f81d6b176b4249e7c701fc9e932938470077003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018ef716589c0000040300483046022100a25b3d5be5d5e72c215d4aadd7085fe18ddc0d58a4973de1c3c8eb753712f8040221009d7a7a7ae2d1fda2e954c7d6f6989c2ba09276e32cd241895b006a1fcf2097a3 . . . . [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) 002e56180b7d86d4d4c79782d6d199823273ccf372208898d73f1cfc667bdfeb13c0d48fdecb0c651ca35b404e556ba12ddee4a891aa5ac3b2bc08a45274074bc689a39cfa7f38be8bf4802377c283bf650ce537cacb4228496588719ac65182c1b055ba9dc44ffca20bd8335546055c1d28389e425a647605d892b939135278f7934e47d94470793c2a1991db4ded5866a92c0c4f28c2c58e7abd24ed5a4615eb81fdbf0bd5a123da1237ac707dbf5a2688a76c52cd586f594eb4e47408711a7d98bea5d507b26cdd3f6358c88d9af4b2d089d3e2f7107919a8f7e98e7798d53b030c06925ed90b20a80f295b6b67e0c35d57def167987c15e3156bbc1ff11296