cospringstravel.com

Issued by R3

About this certificate

This digital certificate with serial number 03:ab:b7:b7:fc:fe:09:c0:5e:8b:22:12:36:ed:5c:f0:70:76 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=cospringstravel.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ab:b7:b7:fc:fe:09:c0:5e:8b:22:12:36:ed:5c:f0:70:76
Serial Number (int): 319769346583609159994465022750309697482870
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 57:77:a9:99:bc:1e:1d:1e:8d:85:83:d6:1e:0e:49:33:fd:70:88:17
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 64:82:8a:90:bc:be:fb:dc:8d:2e:ff:07:70:f8:8c:bf:28:be:b0:87
Fingerprint (sha256): 07:55:3a:ad:eb:75:88:07:f2:25:4a:48:05:69:f2:25:8a:9c:0d:37:fe:4c:55:3c:44:e9:70:55:9f:bf:6a:42

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

Revocation information

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

Check the revocation status for certificate cospringstravel.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cospringstravel.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

cospringstravel.com

Other certificates including the domain name cospringstravel.com

(limited to 100 certificates)
www.cospringstravel.com
www.cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
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www.cospringstravel.com
www.cospringstravel.com
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www.cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
cospringstravel.com
www.cospringstravel.com
www.cospringstravel.com
cospringstravel.com
cospringstravel.com
www.cospringstravel.com
cospringstravel.com
cospringstravel.com
www.cospringstravel.com
www.cospringstravel.com
cospringstravel.com
cospringstravel.com
www.cospringstravel.com
cospringstravel.com
cospringstravel.com
www.cospringstravel.com
www.cospringstravel.com
cospringstravel.com
cospringstravel.com
www.cospringstravel.com
www.cospringstravel.com
www.cospringstravel.com
cospringstravel.com
www.cospringstravel.com
www.cospringstravel.com
cospringstravel.com
www.cospringstravel.com
www.cospringstravel.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsu8pfS+CzcC3NIHgwVea
ULMasowD3bs86DOPkcMWGVAgQGWcI38vHboJmUg6PS4cvWMmfZ6Y8W2oRQRKiNRy
kkwCrYL21q86l1Zt2BKUI64GFV6w7LwUcW6oCHPgEUoBRZt5cuhmcwuVfWPw/yY4
BYlVlr9p2B53/q39oow88TESevi6kg1PbsUm4Gz/zU0INWP1iVnApyQgNrM2J8/5
aMFShXh289xEphKPNww4bPmh6t+tdv9Qw2dhS9dT/PCFndmtrmXjiIRTvYfqZ8dE
EHpeiwyXyhEpOG1h8dy8q8Fwf9d6qahvS+AyokhYD+vd+kdnnR5f7Ea22YN5Rt7L
2QIDAQAB
-----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 319769346583609159994465022750309697482870
 . . . . . . . . [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 2023-12-31 20:41:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-30 20:41:53 +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 'cospringstravel.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 22588353494420805923721371561937342208270012574428842282152610215880840893804375862458853502605112652706342031939827205745650232723825681304292057901870122686285000474708987451175063999970704509870758797597951068453239311886031001846970502558947665244410537495971312098294051084028187677249809722311077093948612614186364156311384797177581244026948653381155549310608473316086039238656703402335380509675629258510186494490261889619197457352976236757091040704176995791633483309515646156111408364776369825583696515628151991810494855364595595028428476935123497020967877670038128622107033668704942186834649047569039053736921
 . . . . . . . . . . . . . . . . . . . . [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)
							5777a999bc1e1d1e8d8583d61e0e4933fd708817
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cospringstravel.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cc1d38895000004030046304402204730a98e9cd9738d4739e426121e828d590a579422cb7f44e1f32fd1c0fe74e9022023afd1fb8a9ae0fbd48c59ad9435937b7c85ab6f530b987903f5a9b7e2722d4d0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cc1d3889b0000040300473045022100dbd96fe1d748a70464754c0ec27f9c51f27e4e6b8f5311879a2dba9ecf54265a022029fc5ea38f5d9d317862cc8697f8574c971420bc0d099a40c3e19a9bcdf68d71
 . . . . [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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