nrtc.com.pk

Issued by R3

About this certificate

This digital certificate with serial number 04:14:15:f4:33:1a:39:b5:89:85:09:03:c9:5d:a5:63:a5:8f was issued on by Let's Encrypt.

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:
  • 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=nrtc.com.pk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:14:15:f4:33:1a:39:b5:89:85:09:03:c9:5d:a5:63:a5:8f
Serial Number (int): 355283972810285403709192937562796202370447
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: fa:eb:10:a1:8e:3a:0d:38:57:72:15:5b:1a:ef:d4:54:85:ef:72:92
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 87:83:f1:1a:fb:ca:87:03:99:5a:97:e8:29:e4:b8:b1:0f:ad:98:fc
Fingerprint (sha256): c6:b7:df:86:d3:69:be:21:00:37:2c:00:03:f3:57:38:b8:95:c7:c7:52:36:00:1a:0d:21:4e:fb:86:ff:05:80

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate nrtc.com.pk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for nrtc.com.pk

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

nrtc.com.pk
www.nrtc.com.pk

Other certificates including the domain name nrtc.com.pk

(limited to 100 certificates)
nrtc.com.pk
www.nrtc.com.pk
nrtc.com.pk
mail.nrtc.com.pk
mail.nrtc.com.pk
mail.nrtc.com.pk
training.nrtc.com.pk
nrtc.com.pk
nrtc.com.pk
mail.nrtc.com.pk
mail.nrtc.com.pk
www.nrtc.com.pk
sni.cloudflaressl.com
nrtc.com.pk
nrtc.com.pk
www.nrtc.com.pk
*.nrtc.com.pk
demo1.nrtc.com.pk
nrtc.com.pk
demo1.nrtc.com.pk
nrtc.com.pk
demo1.nrtc.com.pk
www.nrtc.com.pk
training.nrtc.com.pk
*.nrtc.com.pk
training.nrtc.com.pk
nrtc.com.pk
www.nrtc.com.pk
nrtc.com.pk
mail.nrtc.com.pk
nrtc.com.pk
demo1.nrtc.com.pk
nrtc.com.pk
training.nrtc.com.pk
nrtc.com.pk
www.nrtc.com.pk
mail.nrtc.com.pk
nrtc.com.pk
nrtc.com.pk
mail.nrtc.com.pk
nrtc.com.pk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzj0rQgftqxHzwz+LBphD
G/5qF2bXuIIdIN00yfvSFiPvhE4y0KlmeJIz1DqbWSkXOtGS3qXHOooWO+tPc8J1
Vnqk+yptDnJNS2z0dlJpOAFmI1uaEcz5tMpAdss9csB7HumQaMBJrpA4ugRTddBx
e7j7Vu2O3t+fOAhgLYl80fa7L9Pmm0ZvOF2eNdmB/0hb/5i0Stwij76c05v+Ly6G
0VIkLDCDzXQ5FdxbTQZdjqncxQ9KooEzzJBmiXVhAmsh2swyeAX3DvbdW8D8I2dE
hpEfZ/hZkiKndLqr3mW6hxQoX8pZlNHB7/S+rntLJwXdSutkd3HySdVN7ZTFXf9y
HwIDAQAB
-----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 355283972810285403709192937562796202370447
 . . . . . . . . [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 2023-11-04 02:31:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-02 02:31:51 +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 'nrtc.com.pk'
 . . . . . . . . [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 26035254369433682343996866914557496612354078278890154179899515272624371656411684861703771507246998910459435293889347636026190154911238373183254674916461427436588431710875249386745099467955152441998373847399095952575442407741810655984532863409193560945046171454261720760056273994987628544088303590449368451648868208203693404031927311294312693996217507124700360941313421271510023878590410480769908252903768409650307178171346980008907396928897233628011003766780482648778894440675125331210995889008787049624493854251290557554134664591241239312157117259557393772714404519574373676478377322795616285624659658000859234529823
 . . . . . . . . . . . . . . . . . . . . [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)
							faeb10a18e3a0d385772155b1aefd45485ef7292
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nrtc.com.pk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nrtc.com.pk'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018b986315730000040300473045022100899336b911c32b3d60c633702fb374f78ca25014a5e5203ff0e9aaef2fb77aec02206086fca720b5265a92c2cd45691c8d4d20f7298cb8eea24ca41388e8b8d775e7007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b9863161d000004030046304402201e3e9926132048e2feacc7c14c9c9d6784fc345bd965e919125f0d0ac0c173ae02202a3354ea22bf556fecb563e09cde9563e9f7d1ebee541b41ac59aa8ac598fa4b
 . . . . [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)
		0098b9d5d4c26c71d99eac6cc7616fdbe9f17e1a8dee62eaa23b0c7c6691dc67e16a3b44e312d277c8db76ab2cb700065dbc8ac920605476d536d444de80300c741d3d667fc1c1fd7c1cdd44b38be4d99394877e54e8d194b215fd0562d2efc9a254fb0b367a8645ab13f2b40dc571ebee6f43d6fc705eb769345af865912203d860f16328d824b4a8bd84fb8eefc21b5ac55ea78093bd2c19c3981b5233e935ae5e8f39ba4a028894d8815f6840f291598d7e0c44b0d9b68b9c5f85d060ff71ab8cb8a412344c2444c3feb0f6df9b285fab783e929b6fa0c4d0e074c4f9ae1d3c4999003eb6220807a829513e490c544c152a14a401f37500e9a6329f3b609b3e