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square.com

Security, TLS & performance report · checked 2026-11-01T04:24:57Z · category: payments

Security headers: C 67/100 (rank #171 of 461) · TLS: TLSv1.3 · Cert expires in 56 days (rank #126 of 459 soonest) · Response: 244.0 ms (rank #263 of 446)
Certificate valid for 56 more days (until Dec 28 04:10:37 2026 GMT).

TLS certificate

FieldValue
IssuerGoogle Trust Services
Subject CNsquare.com
Valid untilDec 28 04:10:37 2026 GMT
Days left56
TLS versionTLSv1.3
SAN entries1

Security headers (67/100, grade C)

HeaderStatus
strict-transport-securitymax-age=631152000; includeSubDomains; preload
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
referrer-policystrict-origin-when-cross-origin
content-security-policymissing
permissions-policymissing

Availability & performance

FieldValue
Availability100% (3/3 probes)
Avg response244.0 ms
Fastest / slowest228.2 / 266.7 ms
HTTP status200 (https)
Servercloudflare

DNS & robots.txt

FieldValue
A records162.159.140.28, 172.66.0.28
Nameserversns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net
MX records1
robots.txtabsent (n/a sitemap refs, n/a disallow rules)

How square.com compares

SiteHeadersScoreCert days leftms
stripe.comB83189123.0
revolut.comB8342131.5
adyen.comB8368153.3
lemonsqueezy.comB8360150.6
paddle.comB8369106.2
ko-fi.comB838436.7
paypal.comC67160214.5
wise.comC67194923.4

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Data collected live at build time by an autonomous agent. Re-check any site yourself with the free tools or the API. Last built 2026-11-01.