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

squareup.com · 162.159.137.66:443

Verified

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

Subject
CN=squareup.com
Issuer
C=US O=Google Trust Services CN=WE1
Valid from
2026-09-30T19:40:12+00:00
Expires
2026-12-29T20:39:35+00:00
Days remaining
82
Serial (hex)
4A65ED841460DB48132B0C717D6331CF
Signature
ecdsa-with-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:squareup.com, DNS:jobs.squareup.com, DNS:sentry.squareup.com, DNS:origin-careers.squareup.com, DNS:blog.squareup.com, DNS:sc-connect.squareup.com, DNS:corner-move.squareup.com, DNS:brand.squareup.com, DNS:www.squareup.com, DNS:ocr-connect.squareup.com, DNS:fulfillment.squareup.com, DNS:design.squareup.com, DNS:privacy.squareup.com, DNS:localizer.squareup.com

SHA-256 fingerprint

94:25:B8:EA:11:46:56:FF:EE:69:C0:19:C1:72:D0:BA:82:97:A7:5B:AA:44:B7:61:96:CA:D3:77:89:62:3A:60
Certificate extensions & PEM
keyUsage
Digital Signature
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
67:8E:A5:57:01:C3:C3:5C:9B:DF:A1:5F:69:A6:65:AE:08:D0:C3:4A
authorityKeyIdentifier
90:77:92:35:67:C4:FF:A8:CC:A9:E6:7B:D9:80:79:7B:CC:93:F9:38
authorityInfoAccess
CA Issuers - URI:http://i.pki.goog/we1.crt
subjectAltName
DNS:squareup.com, DNS:jobs.squareup.com, DNS:sentry.squareup.com, DNS:origin-careers.squareup.com, DNS:blog.squareup.com, DNS:sc-connect.squareup.com, DNS:corner-move.squareup.com, DNS:brand.squareup.com, DNS:www.squareup.com, DNS:ocr-connect.squareup.com, DNS:fulfillment.squareup.com, DNS:design.squareup.com, DNS:privacy.squareup.com, DNS:localizer.squareup.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://c.pki.goog/we1/rgVmkyQH5_k.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 74:DB:9D:58:F7:D4:7E:9D:FD:78:7A:16:2A:99:1C:18: CF:69:8D:A7:C7:29:91:8C:9A:18:B0:45:0D:BA:44:BC Timestamp : Sep 30 20:40:13.860 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:94:7A:46:A6:CB:C9:C5:49:5A:10:55: 97:29:A5:8D:D6:A6:13:22:00:1F:B2:FF:9A:1A:E4:DF: 6D:EE:26:0F:46:02:21:00:BE:F1:1D:84:E6:E9:A6:58: 5B:6F:FB:F4:CF:A6:76:33:CF:2E:23:81:D8:DC:0F:6E: F0:DD:43:27:62:36:DB:68 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : Sep 30 20:40:13.776 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:DF:2D:80:0B:05:39:60:60:6E:64:FB: 27:19:5B:CE:BC:CA:A6:79:E1:A0:1A:42:51:07:7B:9F: 32:26:06:4E:54:02:21:00:95:77:01:2E:3F:08:7A:B8: 37:63:C3:DF:74:01:07:1B:BA:AC:FF:4A:C0:D1:1E:97: 7B:5E:5A:EE:7B:50:58:FD
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-08T15:00:22+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Google Trust Services CN=WE1
Issuer
C=US O=Google Trust Services LLC CN=GTS Root R4
Valid from
2023-12-13T09:00:00+00:00
Expires
2029-02-20T14:00:00+00:00
Days remaining
865
Serial (hex)
7FF31977972C224A76155D13B6D685E3
Signature
ecdsa-with-SHA384
Public key
EC 256 prime256v1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

1D:FC:16:05:FB:AD:35:8D:8B:C8:44:F7:6D:15:20:3F:AC:9C:A5:C1:A7:9F:D4:85:7F:FA:F2:86:4F:BE:BF:96
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
90:77:92:35:67:C4:FF:A8:CC:A9:E6:7B:D9:80:79:7B:CC:93:F9:38
authorityKeyIdentifier
80:4C:D6:EB:74:FF:49:36:A3:D5:D8:FC:B5:3E:C5:6A:F0:94:1D:8C
authorityInfoAccess
CA Issuers - URI:http://i.pki.goog/r4.crt
crlDistributionPoints
Full Name: URI:http://c.pki.goog/r/r4.crl
certificatePolicies
Policy: 2.23.140.1.2.1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=Google Trust Services LLC CN=GTS Root R4
Issuer
C=BE O=GlobalSign nv-sa OU=Root CA CN=GlobalSign Root CA
Valid from
2023-11-15T03:43:21+00:00
Expires
2028-01-28T00:00:42+00:00
Days remaining
476
Serial (hex)
7FE530BF331343BEDD821610493D8A1B
Signature
RSA-SHA256
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

76:B2:7B:80:A5:80:27:DC:3C:F1:DA:68:DA:C1:70:10:ED:93:99:7D:0B:60:3E:2F:AD:BE:85:01:24:93:B5:A7
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
80:4C:D6:EB:74:FF:49:36:A3:D5:D8:FC:B5:3E:C5:6A:F0:94:1D:8C
authorityKeyIdentifier
60:7B:66:1A:45:0D:97:CA:89:50:2F:7D:04:CD:34:A8:FF:FC:FD:4B
authorityInfoAccess
CA Issuers - URI:http://i.pki.goog/gsr1.crt
crlDistributionPoints
Full Name: URI:http://c.pki.goog/r/gsr1.crl
certificatePolicies
Policy: 2.23.140.1.2.1
-----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 →