z-band.com
Issued by R3
About this certificate
This digital certificate with serial number 03:6f:99:c8:1c:fd:c7:5d:c3:06:4b:8e:d4:a0:f2:6e:39:8d 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=z-band.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:6f:99:c8:1c:fd:c7:5d:c3:06:4b:8e:d4:a0:f2:6e:39:8dSerial Number (int): 299312611454245603364775178769702467811725
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 3d:62:55:16:d8:48:cd:ee:61:1c:d0:ee:48:66:28:bd:d3:3c:b1:d2
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 91:09:8b:61:44:dd:39:4a:84:cb:ca:49:cf:4e:46:e4:a3:38:87:c3
Fingerprint (sha256): 18:d8:66:dc:8d:13:1b:cf:69:52:2c:3f:2e:2f:0c:a2:eb:d7:98:79:a0:38:cf:76:8e:c5:20:20:c6:d9:c5:ee
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate z-band.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for z-band.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
z-band.com
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help.afterfiveapp.com
go.z-band.com
z-band.com
www.apple.jameshoty.com
go.z-band.com
go.z-band.com
www.apple.jameshoty.com
c.plug-in.in
help.fourkinds.io
go.z-band.com
go.z-band.com
go.z-band.com
help.afterfiveapp.com
support.somnuz.co
help.fourkinds.io
support.jolois.com
blog.z-band.com
desk.z-band.com
support.clarie.com
blog.z-band.com
support.telemation.com.au
z-band.com
support.somnuz.co
z-band.com
support.thewaterwaydevelopments.com
help.afterfiveapp.com
support.telemation.com.au
go.z-band.com
blog.z-band.com
z-band.com
facilities.fessupport.com
help.afterfiveapp.com
c.plug-in.in
z-band.com
support.smartwebportal.co.uk
help.afterfiveapp.com
blog.z-band.com
tickets.vulacoin.com
z-band.com
help.afterfiveapp.com
zoho.mattbrownlow.com
help.afterfiveapp.com
support.somnuz.co
go.z-band.com
go.z-band.com
blog.z-band.com
go.z-band.com
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go.z-band.com
blog.z-band.com
blog.z-band.com
z-band.com
help.afterfiveapp.com
z-band.com
support.kayakdistribution.com
*.z-band.com
support.smartwebportal.co.uk
z-band.com
help.afterfiveapp.com
*.z-band.com
help.afterfiveapp.com
go.z-band.com
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www.apple.jameshoty.com
go.z-band.com
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www.apple.jameshoty.com
c.plug-in.in
help.fourkinds.io
go.z-band.com
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help.afterfiveapp.com
support.somnuz.co
help.fourkinds.io
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desk.z-band.com
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Certificate
The complete raw certificate details for z-band.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE4TCCA8mgAwIBAgISA2+ZyBz9x13DBkuO1KDybjmNMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEyMDcwMTIyMDZaFw0yNDAzMDYwMTIyMDVaMBUxEzARBgNVBAMT CnotYmFuZC5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC2JYhn itWuTK17SQkhDfA9tctikuEzwITkHF/o/i7yAy8y5DYcInCP2tqpoBn00T0hnRCU MzDzzf+c7q+wRvwnPEgBzAwtKaRIGqDMh9Nb3AYsTEkZeApHtDjOSNCSkKUDYRoR Tq/TLHxdGht3rbEsSET7Xg5ThJRXV4ECOf193urO5BJaqUR11fNBzc/Khlam/Dcf kIg/Y7faz0Ap+6U5ICHRNCQOH/b2CNnvcdVVCNoSsxNS70ylkMTDcJTOhQNeMHx6 lKySk3n5GtyQ/0otiwWVaxtnX2fXrmd/HB2n5Ay/lu7Iw3tKjrCoTvS55a7PiWLj udNudBoqlRQaCZ4HAgMBAAGjggIMMIICCDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FD1iVRbYSM3uYRzQ7khmKL3TPLHSMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYf r52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8u bGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMBUG A1UdEQQOMAyCCnotYmFuZC5jb20wEwYDVR0gBAwwCjAIBgZngQwBAgEwggEEBgor BgEEAdZ5AgQCBIH1BIHyAPAAdQBIsONr2qZHNA/lagL6nTDrHFIBy1bdLIHZu7+r OdiEcwAAAYxCFRRdAAAEAwBGMEQCIBWIZl8MkaqUgE7ZaT7ooBedq1+TJgc3K4tb NXfRhZiYAiAfMGb7MPqe8ETbu0AUpr2ZZ0okiaOt2iVqrRIBG3J9QgB3AO7N0GTV 2xrOxVy3nbTNE6Iyh0Z8vOzew1FIWUZxH7WbAAABjEIVFGAAAAQDAEgwRgIhAIuP zbbGAgfCsUrhzhULQ2PrTn7h/r0R214C32KHO7kcAiEAr8A/HahYYkeOsErutAlJ UEU3C5FMCN0ufJloq+j3CuIwDQYJKoZIhvcNAQELBQADggEBAFfCN5NVZrTWgZhw Cc4QEkZwAbXZIVfVu4N7myOqY8YGymhnI5A11DFKd8O3VMAhUSnQrBySOd7MckCa JVRGHQKH51i8gI8+ioJz99ZN2AtLjz7i0S00iNDDfjowxGoY18a3GvyuSrcczNje cQoz0WWzeUN25UOaJ2HO4sewegySF5SmY1sCgJUJQ1DnRe4Biidq6VGLJMQSGwST s/yf7c9h+GwCUl2Fs5yUdTd0e1MA8V3fJR5Zp/1RNFh+A3MIWKjGih8kYP+L8yiS j0oYYAjHDpaZCR595At1rpad5qxJLRx/CBWbHHdCiBB1YDr1K1TRgWqt2BXSNG2w DnK7JKk= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtiWIZ4rVrkyte0kJIQ3w PbXLYpLhM8CE5Bxf6P4u8gMvMuQ2HCJwj9raqaAZ9NE9IZ0QlDMw883/nO6vsEb8 JzxIAcwMLSmkSBqgzIfTW9wGLExJGXgKR7Q4zkjQkpClA2EaEU6v0yx8XRobd62x LEhE+14OU4SUV1eBAjn9fd7qzuQSWqlEddXzQc3PyoZWpvw3H5CIP2O32s9AKful OSAh0TQkDh/29gjZ73HVVQjaErMTUu9MpZDEw3CUzoUDXjB8epSskpN5+RrckP9K LYsFlWsbZ19n165nfxwdp+QMv5buyMN7So6wqE70ueWuz4li47nTbnQaKpUUGgme BwIDAQAB -----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 299312611454245603364775178769702467811725 . . . . . . . . [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 2023-12-07 01:22:06 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-06 01:22:05 +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 'z-band.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 22993879632068768327424418909027558220917455919345856305008534560854376406502498131703486283458153891336829238133000311451312143687800678072432381187263667906173544648599757351627605669130538124221041436989347870441175965803314406938057623344262753976926114010726123560647211543575469670623479831281576904084101404101745196972346791423534388240339552523587921998636770979233364600887017038362235126588570868083218091150412689033278000889188281383939667625498804050988683661502888253792408232112651645537777756619551653011310487252926165941725531760122776496278294835417264412235728949253993627704783440021935320833543 . . . . . . . . . . . . . . . . . . . . [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) 3d625516d848cdee611cd0ee486628bdd33cb1d2 . . . . . . . . . . . . . . . . [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 (14 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'z-band.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) 00f000750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c4215145d000004030046304402201588665f0c91aa94804ed9693ee8a0179dab5f932607372b8b5b3577d185989802201f3066fb30fa9ef044dbbb4014a6bd99674a2489a3adda256aad12011b727d42007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c4215146000000403004830460221008b8fcdb6c60207c2b14ae1ce150b4363eb4e7ee1febd11db5e02df62873bb91c022100afc03f1da85862478eb04aeeb409495045370b914c08dd2e7c9968abe8f70ae2 . . . . [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) 0057c237935566b4d681987009ce1012467001b5d92157d5bb837b9b23aa63c606ca6867239035d4314a77c3b754c0215129d0ac1c9239decc72409a2554461d0287e758bc808f3e8a8273f7d64dd80b4b8f3ee2d12d3488d0c37e3a30c46a18d7c6b71afcae4ab71cccd8de710a33d165b3794376e5439a2761cee2c7b07a0c921794a6635b028095094350e745ee018a276ae9518b24c4121b0493b3fc9fedcf61f86c02525d85b39c947537747b5300f15ddf251e59a7fd5134587e03730858a8c68a1f2460ff8bf328928f4a186008c70e9699091e7de40b75ae969de6ac492d1c7f08159b1c7742881075603af52b54d1816aadd815d2346db00e72bb24a9