*.teambuildinginmexico.com

Issued by R3

About this certificate

This digital certificate with serial number 04:26:a2:c8:a7:a4:83:57:3d:c4:c6:46:28:8b:e0:ba:5d:78 was issued on by Let's Encrypt.

With 10 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:
  • 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=*.teambuildinginmexico.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:26:a2:c8:a7:a4:83:57:3d:c4:c6:46:28:8b:e0:ba:5d:78
Serial Number (int): 361596250464921982001735375221786964286840
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 81:11:a8:bc:aa:bc:f6:f5:83:16:a1:6b:b8:9b:3b:6d:46:09:1d:4a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a1:84:46:58:1f:01:74:83:f2:87:63:35:fe:fb:b4:f5:6f:ae:34:65
Fingerprint (sha256): ee:f2:4d:6f:f2:be:72:d8:de:33:56:07:a0:a2:b1:80:ca:86:87:25:9e:23:93:15:a1:dd:38:b7:0c:dd:da:97

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

Revocation information

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

Check the revocation status for certificate *.teambuildinginmexico.com

10

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.teambuildinginmexico.com

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

*.smartactiks.com
*.teambuildingcancun.com
*.teambuildinginmexico.com
*.teambuildingrivieramaya.com
teambuildingcancun.com
teambuildinginmexico.com
teambuildingrivieramaya.com
www.teambuildingcancun.smartactiks.com
www.teambuildinginmexico.smartactiks.com
www.teambuildingrivieramaya.smartactiks.com

Other certificates including the domain name teambuildinginmexico.com

(limited to 100 certificates)
sefeso.com.mx
teambuildinginmexico.com
teambuildinginmexico.com
trajesregionalesdelistmo.com
emp.mx
teambuildinginmexico.com
sefeso.com.mx
teambuildinginmexico.com
teambuildinginmexico.com
teambuildinginmexico.com
www.teambuildingcancun.smartactiks.com
teambuildinginmexico.com
teambuildinginmexico.sefeso.mx
teambuildinginmexico.com
teambuildinginmexico.sefeso.mx
teambuildinginmexico.sefeso.mx
*.teambuildinginmexico.com

Certificate

The complete raw certificate details for *.teambuildinginmexico.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0kSWK7bgi8BeUii611Or
We2HgOiGmtWUE6G71QgjSZiX9VpT3bSHAx9JhaETAPBqnt+RSNlGaDDd4kAXKGZq
QNZdka/y2QDh3ZSwxK0/3fhROBtYa4NlQWNHb/qUnB/TcmVjYjrocuaCEUzRkJ8w
T4K4RyT297Y9/OqbSOfjECC9pilovg+OO1HntBRI4wSsqVBZ97NeDpER4I47zEEI
vHDizyPmggH+WLQvmv4NeoWY1Vtfs6ts3QxMR8esKq70pMxJbv+e7xveC+znLpnq
PWMQEREwloilz7a5PsKHubzGP9WiyZQdBwUXmPirxpT2jQ7KdABX+KNQurvzuxC5
PQIDAQAB
-----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 361596250464921982001735375221786964286840
 . . . . . . . . [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 2024-02-01 18:16:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-01 18:16:45 +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:12|false] UTF8String '*.teambuildinginmexico.com'
 . . . . . . . . [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 26543865358102874988657527228711041495907805802693950376786110939997255883421136856876869367381599171372566954342523341412035391458514836812175994461758392773438478750274275778655277414269208505957181596175955205964706853989769086594561212018429498195754308368020455861399564925083478647997549199947798388222183331698960433771559251569877637998368626104594146496176819608599933212479530746822196422912528168467447488624760865641230439285098636703961245796910206465532546230186367555917970512642015471073993986501686652438787781733685258365263375071658613735550598619074259640419316028140218394960716273208222794430781
 . . . . . . . . . . . . . . . . . . . . [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)
							8111a8bcaabcf6f58316a16bb89b3b6d46091d4a
 . . . . . . . . . . . . . . . . [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 (314 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.smartactiks.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.teambuildingcancun.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.teambuildinginmexico.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.teambuildingrivieramaya.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'teambuildingcancun.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'teambuildinginmexico.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'teambuildingrivieramaya.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.teambuildingcancun.smartactiks.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.teambuildinginmexico.smartactiks.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.teambuildingrivieramaya.smartactiks.com'
 . . . . . . . . . . . . . . . . [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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d661a27950000040300473045022075e6a037b16cf6a4594ec58742ac1f73c8135687bab4552cb4f0ff6873d9d70b022100c208fa3a40b1f11aab6d683928a26712711fcd7980631fba978871becc5bd54600760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d661a27f2000004030047304502200a5c17e6dd68e279909ace1125dbba8738e25c97829a72ce3514cd44e46531ae022100c09cbac4df2e11f2c356970900e2fd0d9f54f55d8c2492fda2287d7bc151f59c
 . . . . [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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