cospringstravel.com

Issued by R3

About this certificate

This digital certificate with serial number 04:4b:e3:fb:de:1e:7a:c3:27:a0:06:9c:f9:fe:49:74:be:93 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): 04:4b:e3:fb:de:1e:7a:c3:27:a0:06:9c:f9:fe:49:74:be:93
Serial Number (int): 374273363772775809476088660534185967271571
Serial Number lenght: 139 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): aa:75:e8:bf:a8:9b:30:f1:44:db:3d:fd:b0:9d:86:52:7a:8b:2f:ba
Fingerprint (sha256): 6c:82:52:dd:17:c9:75:9c:d0:42:ce:5a:72:f8:83:47:a0:80:8f:85:40:5d:78:e3:08:a4:ab:de:2c:1d:53:61

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
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cospringstravel.com
cospringstravel.com
cospringstravel.com
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cospringstravel.com
cospringstravel.com
cospringstravel.com
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cospringstravel.com
cospringstravel.com
www.cospringstravel.com
www.cospringstravel.com
cospringstravel.com
cospringstravel.com
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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 374273363772775809476088660534185967271571
 . . . . . . . . [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 2023-10-20 02:24:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-18 02:24:57 +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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b4b1d62090000040300483046022100a8c8aaf8fa9a2ae1e167372f7de4922b2b9439817c2e592e848a1f180df1bc94022100a1a48008ffe5c36c221487c9129f7c31589b8938a864b6e643d5f89ad88ddfb5007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b4b1d61f3000004030046304402204d296edf750dd52a0af4255743450a68ad1014b2ee3152baf864d16173f19035022032c822c1c9ab43020aa5d252ec47651068c92a2757b9c88f3974ac4b9d511666
 . . . . [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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