Site Health Report Card

microsoft.com

  • Microsoft
  • Tech · Software
  • Online since 1991
  • Checked Sep 30, 2026

“Solid, sensible, and asking you to sign in.”

Pica's take. Microsoft's homepage is a well-run corporate campus: clean, secure, and full of signs pointing to other buildings. It loads fine and the locks are proper. It would still like you to sign in, just to be safe.

A95 / 100

Overall health

#17 of 100 sites graded

  • Largest paint

    2.4s

  • Page weight

    3.2 MB

  • Requests

    110

  • Third-party scripts

    9

  • Domain age

    35 yrs

  • Blocklists

    0 / 60

Timed by our own browser

Site Speed

A-
91

In excellent shape.

Largest paint (LCP)
2.4s
First paint (FCP)
1.2s
Server response (TTFB)
240 ms
Layout shift (CLS)
0.05
Page weight
3.2 MB
Requests
110

Pica: Loads promptly. Then politely suggests an update.

Run the Speed Test on microsoft.com

A look from the outside

Security Check

A
95

In excellent shape.

HTTPS everywhere
Yes
HSTS
Preloaded
TLS
1.3
Content Security Policy
Partial
Mixed content
None
Third-party scripts
9

Pica: Proper locks, proper keys, and a patch every second Tuesday.

Run the Hack Check on microsoft.com

What the internet says about it

Reputation Check

A
95

In excellent shape.

Domain age
35 years
Blocklists
0 of 60
Malware reports
None
Email authentication
DMARC reject
Certificate
Valid · 200 days
Lookalike domains
Plenty

Pica: Thirty-five years online. Older than most of the people reading this.

Run the Tracker Check on microsoft.com

Is it in a good neighborhood?

Hosting Check

A+
100

In excellent shape.

Network
Microsoft · AS8075
Content delivery
Akamai + Azure
IPv6
Yes
HTTP/3
Yes
Shared-IP neighbors
Microsoft properties
Flagged neighbors
0

Pica: Owns the campus, the cafeteria, and a few data centers under the sea.

Run the TTFB Check on microsoft.com

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How we grade. Four checks, weighted equally: speed timed by our own browser, a security look from the outside, public reputation signals, and the network the site lives on. A look from the outside is not a server audit.