www.colegiomm.edu.mx

Issued by R3

About this certificate

This digital certificate with serial number 04:de:d8:c0:2a:b6:4e:54:6d:55:6a:4e:f7:08:57:62:b1:5a 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=www.colegiomm.edu.mx

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:de:d8:c0:2a:b6:4e:54:6d:55:6a:4e:f7:08:57:62:b1:5a
Serial Number (int): 424279940217880676818631421043007759233370
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 51:e4:57:97:76:cb:6d:d6:48:51:67:82:8b:83:53:1f:70:a5:10:d0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 11:a0:42:e5:2d:c7:af:ed:a8:3c:23:db:ee:aa:e8:5e:ea:1a:8e:2b
Fingerprint (sha256): 2c:9c:b0:b5:c1:73:97:ec:9a:f9:62:40:5f:d8:15:59:83:81:1b:df:40:ed:5b:38:c9:d0:f7:08:cb:2f:60:7a

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

Revocation information

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

Check the revocation status for certificate www.colegiomm.edu.mx

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.colegiomm.edu.mx

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

colegiomm.edu.mx
www.colegiomm.edu.mx

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admin.aechs.mcallenisd.org
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admin.burney.hattiesburgpsd.com
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admin.alohaes.us
colegiomm.edu.mx
krout.tiffin.k12.oh.us
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Certificate

The complete raw certificate details for www.colegiomm.edu.mx in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGBzCCBO+gAwIBAgISBN7YwCq2TlRtVWpO9whXYrFaMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzA3MjAwODMyNTVaFw0yMzEwMTgwODMyNTRaMB8xHTAbBgNVBAMT
FHd3dy5jb2xlZ2lvbW0uZWR1Lm14MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIIC
CgKCAgEAuwYh8CBimlTizekJwbwGFHElc7CS5b5Yzmj4J5KbkZBlz760NGF4jtuQ
/WUvhRRgWJAkHYlGkfZbh18xbCPOuUu2x0vgziyfo02ZKSEDuZqZf9Y+5VHn/LcT
LXuk1EhzF72jzM85ZzR6+MnRZDicuMRBRJ5IKRWE2efoseLEhCI3v8UqOWLlkXfT
bgQboNU+1MFgPK5U1pgrzW4las1vUa9SOK51Ff7lypvDA8f+9RyFrid90itTvx31
JBAE8QSxgkCiwmsl0I1K4FrFcMeWE+o4VpXVGGGQ2SeNEQ92AVkUov6Na/mBDne+
shEmoo3Dcd/BT5PCrokycZmJifkCu+TQIR6szsC9CrOPmaX9jl1Z+TB100tMKMWa
aoHQV6gvMCwpKCgoCUxlNclOnZPYksQo65U1ltwMkch2RNhD58EtInje9jhb2zCa
9e3Iql/yrS6xNyD8B1x4CAHWsmw02HXxn3kDFAm6WSHEJzGyrqTkAc7GbucCjUyy
K4HFtdrsxM4qCinZJTcU1Fo/4R6aDaSlIloqatcZvgomE8gUbUeyO6/82Nam8ZaN
QipiMjEvvofCN2vA/GSAZBpUnXnhoepg/P/zbsAnDlmy3mL6T4iZ/IC4kBP0qJgG
0mj+oaHn7IyWC5uAxK+5F7EWLWqYDxXRq0jWtvkbrdnzhbu917UCAwEAAaOCAigw
ggIkMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH
AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUUeRXl3bLbdZIUWeCi4NTH3ClENAw
HwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBH
MCEGCCsGAQUFBzABhhVodHRwOi8vcjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKG
Fmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8wMQYDVR0RBCowKIIQY29sZWdpb21tLmVk
dS5teIIUd3d3LmNvbGVnaW9tbS5lZHUubXgwEwYDVR0gBAwwCjAIBgZngQwBAgEw
ggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgC3Pvsk35xNunXyOcW6WPRsXfxCz3qf
NcSeHQmBJe20mQAAAYlypS5gAAAEAwBHMEUCIQDfYSqrgRuZtsiQJsBeYd7bE0Kd
xCQy1nu5w7wuAyOR6gIgJ3aONJ6dL/3xvZVLx5CJB+3YdP1RkKOdJDtWNZQxlHAA
dgCt9776fP8QyIudPZwePhhqtGcpXc+xDCTKhYY069yCigAAAYlypS6eAAAEAwBH
MEUCIQCiloqu+7VRmooga12Y5ZMnyyxpdbAVWCaHIt4pPirj9QIgXq29X91CXJWm
78MPxu5cjsOlKmj3mUAa8cQrAYHVk/UwDQYJKoZIhvcNAQELBQADggEBAJLTLcK6
nhjcrzFE3nyO5rpRnR7A3iQT6gzfaGvA/YAy+Lck0wDrbXg7PTPuIRog2mhjTAsf
UKlWl763fLHA4oO3nE5gpidSolZdCXoXBI9F8RORTW90HrAm2PNCh6QNhTkHSHk2
iFQaXTEr/O/Wm7G7nMohn+MSXONMbSMl9UhUDIyPpXJNDkNgaBKdhg7I7FWmfZaU
MAaLhHevvf8TpI+YanI/+cQUVYsIr79TJgBURHhuMGOiYDfzqkDgcE0kPtJR0h1T
hEe3XvioOIR/HKvwwyXy+b9tpWExy3FVVCeE9jW/ZfZ51v9XweaTp11sKPit/J7O
asilAwZV9hCSemg=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 424279940217880676818631421043007759233370
 . . . . . . . . [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 2023-07-20 08:32:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-18 08:32:54 +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 'www.colegiomm.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 762991170032279429473302588137646729093166257453171291660564950759474178779601449967397189859060554601983450034671275436460605967259876702610004135342427146765864783004934711822766200618240415840882169948537355589179236613751865069647139823035183237812074705064660621367359861282526541001986385641550736154848538451515450213934347362399086358212142277340926979659470151207843312107562329130957827375481230669174686705589662434785457251062932148223435224437895395045748985251291153946407468112750872910967442299237543296718182932270202061597346937712940594526067328681682669061047067099393819140281861881600049446838043765586081073246760201428971755854323266567373511665747933446283708295784280554842309234806333519863223072045882569736912552131067721135188026325268709960972651633564978827396382821481677462968136213914899870984015520161306790362533415890823976774044522727701303364830468406652539250100573820215536132403485399059440620098279297804971265349291810937614824642903099640886296764285572168938674069438863427468111149712302376153694610603617101795625319707380925570836043437957982448428970862683103397116115336151394802679109161081459815338453924181374687895311874578517152590776403018367669355114534743304736201166935989
 . . . . . . . . . . . . . . . . . . . . [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)
							51e4579776cb6dd6485167828b83531f70a510d0
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'colegiomm.edu.mx'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.colegiomm.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018972a52e600000040300473045022100df612aab811b99b6c89026c05e61dedb13429dc42432d67bb9c3bc2e032391ea022027768e349e9d2ffdf1bd954bc7908907edd874fd5190a39d243b563594319470007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018972a52e9e0000040300473045022100a2968aaefbb5519a8a206b5d98e59327cb2c6975b01558268722de293e2ae3f502205eadbd5fdd425c95a6efc30fc6ee5c8ec3a52a68f799401af1c42b0181d593f5
 . . . . [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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