cengage.com

Cengage.com

This company was formerly known as Thomson Learning when it was a unit of the Thomson Corporation.

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Authority

95/100

Safety

90/100

Registered

Jun 15, 2007

19 years old · Key-Systems GmbH

On record

since 2007

All 5 safety checks passed (Sep 3, 2026).

Current facts

What AboutUs observed on the live site and in WHOIS/DNS today. These are measurements, not an endorsement of the site.

checked now

Domain registered Jun 15, 2007 — 19 years old.

checked now

Registrar today: Key-Systems GmbH — unchanged since AboutUs began tracking (Jul 21, 2026).

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Live site responds over HTTPS.

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 95/100 — ahead of 95% of scored sitesClear

Why this authority score

Prominence (Tranco rank #6,784; Open PageRank 3.3/10)+13
Verified continuity: 19.2 years (RDAP registration)+10
Security & email hygiene+4
Prominence × continuity interaction+1
Calibration adjustment (published map)+21

Every point maps to a sentence. These lines sum to the model score of 49/99, which is what places this site at 95/100 against every other scored site.

Safety evidence

All checked sources came back clean

Site history

Dated record — historical facts always carry their date.

2007
Domain registered (Jun 15, 2007).
2007
First tracked by AboutUs (Sep 5, 2007); profile edited 6 times through 2008.
2026
Checked today — All 5 safety checks passed (Sep 3, 2026).

✓ domain continuity 19 years registered✓ live verified Sep 3, 2026

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