hamrolibrary.com

Issued by GTS CA 1D4

About this certificate

This digital certificate with serial number ee:08:4a:1d:9a:d0:ec:03:12:2a:3a:2e:1b:e2:33:f2 was issued on by Google Trust Services LLC.

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=hamrolibrary.com

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): ee:08:4a:1d:9a:d0:ec:03:12:2a:3a:2e:1b:e2:33:f2
Serial Number (int): 316399304615518902127517582147495015410
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: ed:5f:fb:7b:d7:b2:6e:25:99:97:97:22:05:0c:6c:de:f4:29:e1:39
AuthorityKeyId: 25:e2:18:0e:b2:57:91:94:2a:e5:d4:5d:86:90:83:de:53:b3:b8:92

Fingerprint (sha1): d0:c7:99:76:9d:09:73:6b:3d:88:0a:cf:07:cf:c8:34:53:19:c0:b3
Fingerprint (sha256): bb:af:28:6c:6c:0f:2b:0b:b4:c4:54:21:85:6e:85:01:08:7a:55:ae:c0:f7:2f:fd:97:a5:9a:2e:40:e4:fb:e7

Issuing Certificate URL: http://pki.goog/repo/certs/gts1d4.der

Revocation information

OCSP Server: http://ocsp.pki.goog/s/gts1d4/J1xR8BMbeG8
CRL Distribution Point: http://crls.pki.goog/gts1d4/TjQ78S6gzaQ.crl

Check the revocation status for certificate hamrolibrary.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for hamrolibrary.com

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

hamrolibrary.com

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hamrolibrary.com

Certificate

The complete raw certificate details for hamrolibrary.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsjErR30lhVWAzBeiMY34
Bu/1qkIByInxmcr2FgTMck6Qz278P9NL+ASVCoOd6b3rWYUSvLGGqLL6jG1AJ+8w
0z/66OgXoEvpOuYO27vQRPk+ytJAXk9iAGDfdjrYAirBomLkHvshcOfqXx+Douvf
mdwAeG9NZMnHiL0vfl0Zn5e27kek/13yfIgyG6/p/ixVtkwuH6ggzu7XZxLE7jSi
b+mwF3g2CCrGk+N2T3yPh2EWURbGxENgmWXtWTYktAWgKzOdDpztYwwYoxCUxAML
AKy9rERUQRI43dYjGMQ3VsUAH5g7p6tjuDzQ1rCzwEBtp++6PcraAM77SdOjDbZH
OQIDAQAB
-----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 316399304615518902127517582147495015410
 . . . . . . . . [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 1D4'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-06 17:19:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-05 18:10:17 +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 'hamrolibrary.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 22494664450905997211466110619452867134428276490050200724505973018158093728601765265546430910196800450635544266504963313382910411566870027803265358160876801778921162203683948460391485097362487578645822175598022663305074061648858981440800450204073603658631516928699199035394004608313925061906271467958262122468930761703743597899370899826597612826281044972286404854079241379293916867214579749086606301686835893523760462478179105883819677589696669457217515886047277653160422555211797724917744932925657660520148510949293537635987208050542566401009092613661397643989521327417514846050116291824434982106933777308055649011513
 . . . . . . . . . . . . . . . . . . . . [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)
							ed5ffb7bd7b26e2599979722050c6cdef429e139
 . . . . . . . . . . . . . . . . [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 25e2180eb25791942ae5d45d869083de53b3b892
 . . . . . . . . . . . . . . . . [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/gts1d4/J1xR8BMbeG8'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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/gts1d4.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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hamrolibrary.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 (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/gts1d4/TjQ78S6gzaQ.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ce0009c4b0000040300473045022100b8fb0080195832bcaf1247eb2da00b3f15115a72e64708a3c42d2c0e3977b4fa02202c5eafd0be895453ac58105d8ca62f65cb0471d39b34132a0cda742d3b75afa3007700dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018ce0009c7d0000040300483046022100dc796a88effa959d131ac0fafe11e7eaeafa36caef8a1008c286047d0f51175e022100d2ccb021ba2470c23ae67d39e3e7c896e5c8ba822255524c76de05ec40d43eee
 . . . . [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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