sip.yorkshire.com
Issued by E1
About this certificate
This digital certificate with serial number 03:93:3d:91:96:c5:5a:d5:45:1f:97:74:68:d0:8c:e4:a2:0e 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=sip.yorkshire.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:93:3d:91:96:c5:5a:d5:45:1f:97:74:68:d0:8c:e4:a2:0eSerial Number (int): 311440204581443561528811221870260512924174
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 09:ee:7a:09:4d:5e:15:c8:ff:70:15:f9:13:24:0b:0a:64:10:11:c7
AuthorityKeyId: 5a:f3:ed:2b:fc:36:c2:37:79:b9:52:30:ea:54:6f:cf:55:cb:2e:ac
Fingerprint (sha1): 37:17:46:15:63:a3:20:aa:5b:6f:00:64:30:39:77:7a:de:e0:ad:ad
Fingerprint (sha256): 24:3f:43:94:ca:2a:46:61:9d:bd:d1:7c:78:b1:e9:ef:b6:79:8f:c0:ed:94:4f:7b:54:83:f2:98:ac:ec:f7:5e
Issuing Certificate URL: http://e1.i.lencr.org/
Revocation information
OCSP Server: http://e1.o.lencr.orgCheck the revocation status for certificate sip.yorkshire.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for sip.yorkshire.com
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
ECDSA with SHA384
Key Usage
Digital Signature
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
sip.yorkshire.com
Other certificates including the domain name yorkshire.com
(limited to 100 certificates)
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letour.yorkshire.com
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bikelibraries.yorkshire.com
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oldtdy.yorkshire.com
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letour.yorkshire.com
letour.yorkshire.com
bookings.yorkshire.com
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bikelibraries.yorkshire.com
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worlds.yorkshire.com
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bikehubs.yorkshire.com
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autodiscover.yorkshire.com
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letour.yorkshire.com
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sip.yorkshire.com
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worlds-admin.yorkshire.com
places.yorkshire.com
de.yorkshire.com
admin.yorkshire.com
admin.yorkshire.com
www.yorkshire.com
book.yorkshire.com
www.lostdogs.yorkshire.com
worlds-admin.yorkshire.com
m.yorkshire.com
www.yorkshire.com
letour.yorkshire.com
www.yorkshire.com
attractions.yorkshire.com
worlds-admin.yorkshire.com
tdffestival.yorkshire.com
industry.yorkshire.com
letour.yorkshire.com
be.yorkshire.com
bikelibraries.yorkshire.com
bikelibraries.yorkshire.com
letour.yorkshire.com
letour.yorkshire.com
www.yorkshire.com
www.letour.yorkshire.com
bikelibraries.yorkshire.com
bikelibraries.yorkshire.com
www.yorkshire.com
bikelibraries.yorkshire.com
cn.yorkshire.com
industry.yorkshire.com
www.yorkshire.com
letour.yorkshire.com
owa.yorkshire.com
worlds.yorkshire.com
bikelibraries.yorkshire.com
surveys.yorkshire.com
wra.yorkshire.com
www.yorkshire.com
www.yorkshire.com
mail.yorkshire.com
bikelibraries.yorkshire.com
industry.yorkshire.com
www.yorkshire.com
letour.yorkshire.com
attractions.yorkshire.com
www.yorkshire.com
fr.yorkshire.com
letour.yorkshire.com
www.yorkshire.com
tdf.yorkshire.com
chelsea.yorkshire.com
www.yorkshire.com
bikelibraries.yorkshire.com
www.yorkshire.com
yorkshire.com
tourde.yorkshire.com
accommodation.yorkshire.com
letour.yorkshire.com
letour.yorkshire.com
letour.yorkshire.com
worlds.yorkshire.com
comms.yorkshire.com
bikelibraries.yorkshire.com
www.yorkshire.com
www.yorkshire.com
bikelibraries.yorkshire.com
plan.yorkshire.com
www.yorkshire.com
oldtdy.yorkshire.com
admin.yorkshire.com
www.yorkshire.com
yorkshire.com
letour.yorkshire.com
letour.yorkshire.com
bookings.yorkshire.com
www.yorkshire.com
letour.yorkshire.com
arts.yorkshire.com
bikehubs.yorkshire.com
www.yorkshire.com
tdf.yorkshire.com
yorkshire.com
bikelibraries.yorkshire.com
www.yorkshire.com
worlds.yorkshire.com
letour.yorkshire.com
worlds.yorkshire.com
www.yorkshire.com
bikehubs.yorkshire.com
www.yorkshire.com
autodiscover.yorkshire.com
worlds.yorkshire.com
www.yorkshire.com
letour.yorkshire.com
letour.yorkshire.com
worlds-admin.yorkshire.com
sip.yorkshire.com
assets.comms.yorkshire.com
worlds-admin.yorkshire.com
places.yorkshire.com
de.yorkshire.com
admin.yorkshire.com
admin.yorkshire.com
www.yorkshire.com
book.yorkshire.com
www.lostdogs.yorkshire.com
worlds-admin.yorkshire.com
m.yorkshire.com
www.yorkshire.com
letour.yorkshire.com
www.yorkshire.com
attractions.yorkshire.com
worlds-admin.yorkshire.com
tdffestival.yorkshire.com
industry.yorkshire.com
letour.yorkshire.com
be.yorkshire.com
bikelibraries.yorkshire.com
bikelibraries.yorkshire.com
letour.yorkshire.com
letour.yorkshire.com
www.yorkshire.com
www.letour.yorkshire.com
bikelibraries.yorkshire.com
bikelibraries.yorkshire.com
www.yorkshire.com
bikelibraries.yorkshire.com
cn.yorkshire.com
industry.yorkshire.com
www.yorkshire.com
letour.yorkshire.com
owa.yorkshire.com
worlds.yorkshire.com
bikelibraries.yorkshire.com
surveys.yorkshire.com
wra.yorkshire.com
www.yorkshire.com
www.yorkshire.com
mail.yorkshire.com
bikelibraries.yorkshire.com
industry.yorkshire.com
www.yorkshire.com
letour.yorkshire.com
attractions.yorkshire.com
www.yorkshire.com
fr.yorkshire.com
letour.yorkshire.com
www.yorkshire.com
tdf.yorkshire.com
chelsea.yorkshire.com
www.yorkshire.com
bikelibraries.yorkshire.com
www.yorkshire.com
yorkshire.com
tourde.yorkshire.com
accommodation.yorkshire.com
letour.yorkshire.com
Certificate
The complete raw certificate details for sip.yorkshire.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIICjzCCAhagAwIBAgISA5M9kZbFWtVFH5d0aNCM5KIOMAoGCCqGSM49BAMDMDIx CzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQDEwJF MTAeFw0yMzEyMDQxNzUxMDFaFw0yNDAzMDMxNzUxMDBaMBwxGjAYBgNVBAMTEXNp cC55b3Jrc2hpcmUuY29tMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEWBlkS/An Zb/iCCl0Nx/j5XQuHoHws9LXPZuZo1+7at6h3Om+vQLVyqcugJpW884v5lsPcfKh jaRop+Q2VGnGNKOCASAwggEcMA4GA1UdDwEB/wQEAwIHgDAdBgNVHSUEFjAUBggr BgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUCe56CU1e Fcj/cBX5EyQLCmQQEccwHwYDVR0jBBgwFoAUWvPtK/w2wjd5uVIw6lRvz1XLLqww VQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vZTEuby5sZW5jci5v cmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9lMS5pLmxlbmNyLm9yZy8wHAYDVR0RBBUw E4IRc2lwLnlvcmtzaGlyZS5jb20wEwYDVR0gBAwwCjAIBgZngQwBAgEwEwYKKwYB BAHWeQIEAwEB/wQCBQAwCgYIKoZIzj0EAwMDZwAwZAIwDVPYSmyvXCP8Odk3RftE 6qVRV7V/roVdW7Z7CBMFZY+5fk5FJW02xJqmba40eU2dAjAIFRocvPpGzRaAEQfp Jv4zQ5zzG9ulj5x7LA2LSs//MCGr4gavEICuRAHySiXjLEk= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEWBlkS/AnZb/iCCl0Nx/j5XQuHoHw s9LXPZuZo1+7at6h3Om+vQLVyqcugJpW884v5lsPcfKhjaRop+Q2VGnGNA== -----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 311440204581443561528811221870260512924174 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384) . . . . . . . . [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 'E1' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-04 17:51:01 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-03 17:51:00 +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 'sip.yorkshire.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 00045819644bf02765bfe2082974371fe3e5742e1e81f0b3d2d73d9b99a35fbb6adea1dce9bebd02d5caa72e809a56f3ce2fe65b0f71f2a18da468a7e4365469c634 . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) 09ee7a094d5e15c8ff7015f913240b0a641011c7 . . . . . . . . . . . . . . . . [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 5af3ed2bfc36c23779b95230ea546fcf55cb2eac . . . . . . . . . . . . . . . . [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://e1.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://e1.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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sip.yorkshire.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384) . . . . [c:0|t:3|false] BIT STRING (816 bits) . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2051292927927731543194661599404455840312404193671749977844377683329485985252896395107307296545339375386899674385821 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 1243999784313503624388913004231185529190096437476405269680371742655055380619287644594151316335901003821557135649865