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businessinsider.com

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

Security headers: D 33/100 (rank #322 of 461) · TLS: TLSv1.2 · Cert expires in 134 days (rank #365 of 459 soonest) · Response: 40.0 ms (rank #30 of 446)
Certificate valid for 134 more days (until Mar 15 19:00:24 2027 GMT).

TLS certificate

FieldValue
IssuerGlobalSign nv-sa
Subject CNbusinessinsider.com
Valid untilMar 15 19:00:24 2027 GMT
Days left134
TLS versionTLSv1.2
SAN entries1

Security headers (33/100, grade D)

HeaderStatus
strict-transport-securitymax-age=31536000
x-frame-optionssameorigin
content-security-policymissing
x-content-type-optionsmissing
referrer-policymissing
permissions-policymissing

Availability & performance

FieldValue
Availability100% (3/3 probes)
Avg response40.0 ms
Fastest / slowest35.4 / 48.3 ms
HTTP status200 (https)
Servern/a

DNS & robots.txt

FieldValue
A records151.101.193.171, 151.101.129.171, 151.101.65.171, 151.101.1.171
Nameserversdns4.p03.nsone.net, ns11.constellix.com, ns21.constellix.com, ns31.constellix.com
MX records5
robots.txtpresent (7 sitemap refs, 72 disallow rules)

How businessinsider.com compares

SiteHeadersScoreCert days leftms
theguardian.comA100124501.1
techcrunch.comA1004082.5
politico.comA100124300.6
gizmodo.comA10043266.6
apnews.comB837429.3
economist.comB836951.9
forbes.comB8319522.6
arstechnica.comB8368332.5

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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.