iowaoptometry.org

Issued by GTS CA 1P5

About this certificate

This digital certificate with serial number 5b:51:bd:dc:ba:6c:56:d7:0e:a3:4f:c1:32:a1:b5:f7 was issued on by Google Trust Services LLC.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=iowaoptometry.org

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 5b:51:bd:dc:ba:6c:56:d7:0e:a3:4f:c1:32:a1:b5:f7
Serial Number (int): 121384174525274694681932649097991402999
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 9b:2d:67:e1:d3:20:5d:a6:b5:6e:23:29:33:bf:39:06:35:ab:5d:a8
AuthorityKeyId: d5:fc:9e:0d:df:1e:ca:dd:08:97:97:6e:2b:c5:5f:c5:2b:f5:ec:b8

Fingerprint (sha1): af:15:5e:7b:cb:d6:9c:d6:f2:d2:2c:24:a1:ab:61:a2:72:8a:35:4d
Fingerprint (sha256): 9c:3e:93:20:0a:0d:c2:8c:b8:a2:e0:a7:fa:a7:8a:38:3c:8f:e8:03:12:41:1d:46:48:08:2f:16:31:23:d1:64

Issuing Certificate URL: http://pki.goog/repo/certs/gts1p5.der

Revocation information

OCSP Server: http://ocsp.pki.goog/s/gts1p5/iKVN__Wjuxc
CRL Distribution Point: http://crls.pki.goog/gts1p5/v5VT_64JizM.crl

Check the revocation status for certificate iowaoptometry.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for iowaoptometry.org

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication

Extensions

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

iowaoptometry.org
*.iowaoptometry.org

Other certificates including the domain name iowaoptometry.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for iowaoptometry.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoxqukpgDRYfHNi/aMpJl
dscWt6G1sonlSK8hoHz/vurazc3ji+uqnhm/8S7z7GqBFMiHppfkp1ZK+4wkkPTt
Q6H7R1GWBZt+aB08NwB61bIiJN7hf3dDc3FHtuZEKd4+4hrYIpEj5LSal6o+9Lb1
3MGrGeJmYmN2xk1HButGtFrb7bAVCnAwIev9BA349q9BNk01HzhOJY0d9z+v6mum
QCnDLHlmapsORMUJbdGjprE/4X5z4dFQG8TdScq+EEP44A9MOFlTzfzKCKYzALEo
Byq7Aix+cQVcjylFivvQ6cLOiAbUlY7Puq2FKGBxB52JyM44baOCt4LYE9FS8dpH
9wIDAQAB
-----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 121384174525274694681932649097991402999
 . . . . . . . . [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 'Google Trust Services LLC'
 . . . . . . . . . . . . [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 'GTS CA 1P5'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-07 17:42:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-05 17:42:14 +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 'iowaoptometry.org'
 . . . . . . . . [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 20590001056742566653467384002197951689550996851677158705436807908117742465417364164271241443314169200419874262039234760494638521073699374046614945265709755560278670461495014571499201621579907630281740691517446904964263327512060804350999723342862617065630119158503525939749081006975753686354851692331635653884500170098809893708053679987540244762549692481297081984003011436375719203713902895051663504371548644982692230882175976516333871235477892178999402513315989216819243597554909395550013465601347815119231727418801516427423601894141810553385676652309131605741723563914501065709751650012380776594506832444188098447351
 . . . . . . . . . . . . . . . . . . . . [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 (12 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: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)
							9b2d67e1d3205da6b56e232933bf390635ab5da8
 . . . . . . . . . . . . . . . . [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 d5fc9e0ddf1ecadd0897976e2bc55fc52bf5ecb8
 . . . . . . . . . . . . . . . . [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 (108 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://ocsp.pki.goog/s/gts1p5/iKVN__Wjuxc'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://pki.goog/repo/certs/gts1p5.der'
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'iowaoptometry.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.iowaoptometry.org'
 . . . . . . . . . . . . . . . . [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 (26 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 1.3.6.1.4.1.11129.2.5.3
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (53 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crls.pki.goog/gts1p5/v5VT_64JizM.crl'
 . . . . . . . . . . . . . . . . [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)
							00ef00750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018e1a39218c000004030046304402203e073fa05628ae8daf461612f167400504bc8726d5b91b7cb4a87a82900822820220421209f91029ec5ad4afffe2a3bbe799a26abea891f5b5bad12649ce1dc79ba40076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e1a39216f0000040300473045022100b5b339b26d3478688b0d04bfb9d7a8266d4174a6c205df6e1013ddac2b357b0a02207c80c7ef2747a2760af94679f3d93790c08871dd361f20b01afcf8def829f6a7
 . . . . [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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