iowaoptometry.org

Issued by GTS CA 1P5

About this certificate

This digital certificate with serial number ad:a3:10:bd:c3:bc:2b:37:11:c1:f6:0d:e1:f0:0c:b8 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): ad:a3:10:bd:c3:bc:2b:37:11:c1:f6:0d:e1:f0:0c:b8
Serial Number (int): 230803127211985055585354781109571816632
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 96:68:0c:6f:56:06:c9:d2:21:de:da:ef:69:67:84:79:51:6e:06:01
AuthorityKeyId: d5:fc:9e:0d:df:1e:ca:dd:08:97:97:6e:2b:c5:5f:c5:2b:f5:ec:b8

Fingerprint (sha1): ed:04:1b:e7:77:7c:85:60:e5:22:4c:f0:f7:7b:cd:e0:d3:00:d3:d2
Fingerprint (sha256): 50:64:a3:3f:ae:1b:f1:78:c1:0a:a8:fa:e7:0f:ad:52:f1:b4:ad:c3:49:a9:6f:a9:0f:d6:38:b6:1e:48:c9:1e

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

Revocation information

OCSP Server: http://ocsp.pki.goog/s/gts1p5/5S6znNyo1E0
CRL Distribution Point: http://crls.pki.goog/gts1p5/BqBr202iu30.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxfEgqrA5zUh+FSVT0En4
J+buK9la+tITE9Y12rm+hn4r+UeoeWjm1KeORDrxK0a3VhCD/BFzV6eyCqAoTjF4
Lac61rt1AY4dtT40C5OGVFHsG2CD+zoxtpITVwxfCz9rMBRZI9T9S+a97lud2C5k
DV4UZX3zT738WE22jk8sotnrlsM1jOprgJFxWIIbKMLqzSPw2AWbzRN1WPswGN2I
L2AyjdIHnJqCLl3aS6v0Dfgs+zmzU45s6IaFFSjcXb6EUHbcKBGbFF/wQcP0TOYA
dkeFbxFNa+SDyoLid6N7d3URD2uvE5DwSUkin3dV+lBnnqPRpRVVd/vxUc1lh4Iq
wwIDAQAB
-----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 230803127211985055585354781109571816632
 . . . . . . . . [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 2024-05-05 18:34:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-03 18:34:54 +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 24987850531721188166194348475219342231904568608917530105480101059151118385986641847847799632149158671906128817892445951028399055239016466350849112860675512890346701628098791361884243731582040120141607707527972973848721147118893761927627870772254475506989059957501761055078245579196603774727020154826158957853918971821382257450703882599199893061505919301173180441868695586193993794897258109818381625320901818148526554260191492075562169860360816937095287669513198189234316757861348347626416251134301485330536852456921200262109628384724197829478514808979994427766854549576798384338193851404206028158098596737416396155587
 . . . . . . . . . . . . . . . . . . . . [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)
							96680c6f5606c9d221dedaef69678479516e0601
 . . . . . . . . . . . . . . . . [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/gts1p5/5S6znNyo1E0'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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/BqBr202iu30.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018f4a408ef00000040300473045022100d6072a79149a02c04b45c9256474e3b54015df81473d28f71f4452d68696862902202d6c8c83f2392f46766c63a9683d78a885baf2ce3b674f6564f56e7d4a02796e007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018f4a408fbf0000040300473045022100c93767b99a6056493d0b4bc6e48e4e07afdbce0a1e8c21c2028f5b921de9be5c02202bf5fb5b338793a5663d79a88d671bab15a051993d1b1c4024ece387238dbf57
 . . . . [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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