DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

hostsg.com · 203.175.174.246:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
CN=mail.webhostinghk.com
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-03T20:10:55+00:00
Expires
2026-12-02T20:10:54+00:00
Days remaining
37
Serial (hex)
0688A6BF265ED94B08DEC72AF22391D535EC
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:hostau.com, DNS:hostsg.com, DNS:mail.hostau.com, DNS:mail.hostsg.com, DNS:mail.thwebhosting.com, DNS:mail.webhostinghk.com, DNS:mail.webhostingid.com, DNS:mail.webhostmy.com, DNS:thwebhosting.com, DNS:webhostinghk.com, DNS:webhostingid.com, DNS:webhostmy.com, DNS:webmail.hostsg.com, DNS:www.hostau.com, DNS:www.hostsg.com, DNS:www.thwebhosting.com, DNS:www.webhostinghk.com, DNS:www.webhostingid.com, DNS:www.webhostmy.com

SHA-256 fingerprint

4C:A5:47:D7:22:5A:31:B6:8B:6C:F4:BD:40:7B:AA:AE:32:FE:59:1D:AD:AC:20:6D:6C:38:61:C4:1D:A0:92:26
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
2A:1D:E8:EC:A8:79:72:98:EC:A2:B6:11:28:63:A7:02:E6:E2:DB:D8
authorityKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityInfoAccess
CA Issuers - URI:http://yr1.i.lencr.org/
subjectAltName
DNS:hostau.com, DNS:hostsg.com, DNS:mail.hostau.com, DNS:mail.hostsg.com, DNS:mail.thwebhosting.com, DNS:mail.webhostinghk.com, DNS:mail.webhostingid.com, DNS:mail.webhostmy.com, DNS:thwebhosting.com, DNS:webhostinghk.com, DNS:webhostingid.com, DNS:webhostmy.com, DNS:webmail.hostsg.com, DNS:www.hostau.com, DNS:www.hostsg.com, DNS:www.thwebhosting.com, DNS:www.webhostinghk.com, DNS:www.webhostingid.com, DNS:www.webhostmy.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/109.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Sep 3 21:09:25.840 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:E8:BF:50:3C:5D:50:66:C4:98:26:D1: F8:28:00:8D:8A:C2:BF:27:FA:0C:92:7B:78:D0:D1:BB: F2:54:78:D6:DF:02:20:1B:C0:00:7D:32:BB:07:FB:0E: A2:A1:04:18:74:D6:85:2B:4B:09:29:64:BA:CF:2C:94: 04:C9:AD:9E:71:AB:D4 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:AF:86:3D:3B:3E:E5:9F:A5:77:DE:A8:24:5D:36:B0: D9:ED:22:A2:23:F4:61:77:41:22:94:52:EE:95:50:5F Timestamp : Sep 3 21:09:25.952 2026 GMT Extensions: 00:00:05:00:24:3C:59:96 Signature : ecdsa-with-SHA256 30:45:02:21:00:E2:82:B4:0E:82:DF:A2:7F:FE:15:22: C5:BE:E0:A8:00:DD:5B:BE:A0:22:D5:D2:DD:7A:E9:B5: 66:02:89:B7:F1:02:20:35:B5:5D:F2:D9:1D:5D:7F:43: DD:8B:BB:04:4D:C5:D7:B9:F7:4E:47:4C:13:BD:EC:D8: AA:FF:CB:9E:64:DC:17
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-25T23:49:22+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR1
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
678
Serial (hex)
A20253F15F2691C05DC1CE13B9BCCA4E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:94:96:34:D9:9C:D6:FD:6A:A8:0B:C0:34:FE:FA:CC:EB:19:69:FE:EF:98:65:86:71:3E:CD:BB:05:75:8D:3F
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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=
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2139
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

Registration / WHOIS →DNS records →