www.weather.gov.sg

Issued by GeoTrust DV SSL CA - G4

About this certificate

This digital certificate with serial number c0:af was issued on by GeoTrust Inc..

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
  • Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)

Certificate Subject

CN=www.weather.gov.sg,OU=GT20907012+OU=See www.geotrust.com/resources/cps (c)15+OU=Domain Control Validated - QuickSSL(R) Premium

GeoTrust Inc.

Organization: GeoTrust Inc.
Organization unit: Domain Validated SSL
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): c0:af
Serial Number (int): 49327
Serial Number lenght: 16 bits, 2 octets

SubjectKeyId:
AuthorityKeyId: 0b:50:ec:77:ef:2a:9b:ff:ec:03:a1:0a:ff:ad:c6:e4:2a:18:c7:3e

Fingerprint (sha1): b2:24:64:09:57:d7:b6:d8:ad:55:38:78:5f:26:37:eb:4c:c5:4c:68
Fingerprint (sha256): b6:1d:bf:51:64:fd:21:f3:0e:c3:ce:e9:fa:5f:ef:0e:25:9b:e4:4c:69:18:24:b1:07:f8:ed:4e:52:31:e5:c7

Issuing Certificate URL: http://gu.symcb.com/gu.crt

Revocation information

OCSP Server: http://gu.symcd.com
CRL Distribution Point: http://gu.symcb.com/gu.crl

Check the revocation status for certificate www.weather.gov.sg

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.weather.gov.sg

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.weather.gov.sg
weather.gov.sg

Other certificates including the domain name weather.gov.sg

(limited to 100 certificates)
www.weather.gov.sg
ccrs.weather.gov.sg
wis.weather.gov.sg
ccrs.weather.gov.sg
ccrs.weather.gov.sg
ccrs.weather.gov.sg
www.weather.gov.sg
www.weather.gov.sg
ccrs.weather.gov.sg
ccrs.weather.gov.sg
www.weather.gov.sg
www.weather.gov.sg
mssops.weather.gov.sg
ccrs.weather.gov.sg
wis.weather.gov.sg
www.weather.gov.sg
ccrs.weather.gov.sg
www.weather.gov.sg
rainapps.weather.gov.sg
ccrs.weather.gov.sg
mss.weather.gov.sg
www.weather.gov.sg
wis.weather.gov.sg
rainapps.weather.gov.sg

Certificate

The complete raw certificate details for www.weather.gov.sg in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAygcXmjNs8z3u2//6fG3r
s4JOGMVmSI8Dw2TeGdpgQ6ecxzC2Tj/cYF37A1bpBPIQFuveZ6+bk7FTlO3N/TSN
7h3CmW5oWX6NB/svMtMHNKJFR/a+LtDcFGKmguYtqvdL0maewp+7aKPP6WgDbQT7
Y0cHrMZgL7wLDTf3lW2n7omFtPmjiuLEPmq/4MWYkPxRmCmXYGr41aDdGZLFxCge
82T8QOFuxdxENhUUS+8W7U0PoopK+rhe7KtoETDlx+5nWI+vHGweh/EWuyplrQhB
acOcV2SsmdgTF1qYsM1qcprsZ2yukoZiY4ffWUT5t5qAp5IHz2vY63r4Clxl5cCz
5QIDAQAB
-----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 49327
 . . . . . . . . [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 'GeoTrust Inc.'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Validated SSL'
 . . . . . . . . . . . . [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 'GeoTrust DV SSL CA - G4'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-02-23 05:03:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-02-25 02:32:55 +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 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GT20907012'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'See www.geotrust.com/resources/cps (c)15'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Control Validated - QuickSSL(R) Premium'
 . . . . . . . . . . . . [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 'www.weather.gov.sg'
 . . . . . . . . [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 25503634895667064629350961912885357279411973963350858109362976269198095349234872711665190737154556687787900738453990841901653095195170773954327494155772520442602343638024624420669728214074097123223108822784711312066958577854519437507853247328147701753779765496757450866358184684250736991404784467138119075774208728358356171506745010729564941186962584167498510162793178150299810707572481178815945169257051846261748427177460802515536233941224101014771265498885014369444396044207231484957134083426716291969053964110578507564823791379272656315124851519924072033774966941533583233504888236316647666401826643702244398117861
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 0b50ec77ef2a9bffec03a10affadc6e42a18c73e
 . . . . . . . . . . . . . . . . [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 (75 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://gu.symcd.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://gu.symcb.com/gu.crt'
 . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.weather.gov.sg'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'weather.gov.sg'
 . . . . . . . . . . . . . . . . [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 (36 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://gu.symcb.com/gu.crl'
 . . . . . . . . . . . . . . . . [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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (83 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113733.1.7.54
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://www.geotrust.com/resources/repository/legal'
 . . . . [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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