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microsoft.com

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

Security headers: F 17/100 (rank #373 of 461) · TLS: TLSv1.3 · Cert expires in 90 days (rank #306 of 459 soonest) · Response: 1548.1 ms (rank #432 of 446)

Certificate valid for 90 more days (until Jan 30 14:50:49 2027 GMT).

TLS certificate

Field	Value
Issuer	Microsoft Corporation
Subject CN	microsoft.com
Valid until	Jan 30 14:50:49 2027 GMT
Days left	90
TLS version	TLSv1.3
SAN entries	30

Security headers (17/100, grade F)

Header	Status
`strict-transport-security`	max-age=31536000; includeSubDomains
`content-security-policy`	missing
`x-frame-options`	missing
`x-content-type-options`	missing
`referrer-policy`	missing
`permissions-policy`	missing

Availability & performance

Field	Value
Availability	100% (3/3 probes)
Avg response	1548.1 ms
Fastest / slowest	1467.7 / 1613.7 ms
HTTP status	200 (https)
Server	n/a

DNS & robots.txt

Field	Value
A records	150.171.109.146
Nameservers	ns1-39.azure-dns.com, ns2-39.azure-dns.net, ns3-39.azure-dns.org, ns4-39.azure-dns.info
MX records	1
robots.txt	present (22 sitemap refs, 154 disallow rules)

How microsoft.com compares

Site	Headers	Score	Cert days left	ms
apple.com	B	83	52	190.1
gmail.com	B	83	59	231.7
icloud.com	C	67	51	411.9
proton.me	C	67	30	583.7
zoho.com	C	50	166	223.0
google.com	F	17	59	148.2
wps.com	F	17	151	1335.0
office.com	F	0	81	156.3

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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.