Trezor lookalike domains
Greyphish has recorded 244 domains that resemble Trezor since February 2026, 58 of them in the last 90 days. Most of them (74%) are combosquats: Trezor spelled correctly with a word added, most often “app”, “web”, “wallet”. .io carries 45% of them, out of 36 endings in all. The pace has picked up, with 30 in the last 30 days against 15 in the 30 before. The busiest week began 1 June 2026, with 19 new ones. 28 certificates for unregistered .ph, .com.ph names (registry wildcard) are excluded: the registry answers for any name under those endings, so nobody had to register one to get a certificate for it.
Data as of . Public sources only.
What kind of lookalikes
One or two keystrokes away from the real name: a letter dropped, doubled, swapped or mistyped. More
A letter swapped for one that looks the same, in ASCII or in Unicode written as punycode. More
Words most often added to the name in the last 90 days: app (13), web (8), wallet (8), support (4), account (4), security (4).
Lookalikes per week
Show as a table
| Week of | Typo | Combo | Homoglyph | Total |
|---|---|---|---|---|
| 2026-04-20 | 0 | 5 | 0 | 5 |
| 2026-04-27 | 1 | 1 | 0 | 2 |
| 2026-05-04 | 0 | 3 | 1 | 4 |
| 2026-05-11 | 0 | 5 | 0 | 5 |
| 2026-05-18 | 0 | 1 | 0 | 1 |
| 2026-05-25 | 0 | 4 | 1 | 5 |
| 2026-06-01 | 16 | 3 | 0 | 19 |
| 2026-06-08 | 4 | 1 | 0 | 5 |
| 2026-06-15 | 0 | 6 | 0 | 6 |
| 2026-06-22 | 0 | 1 | 0 | 1 |
| 2026-06-29 | 0 | 4 | 0 | 4 |
| 2026-07-06 | 2 | 7 | 0 | 9 |
| 2026-07-13 | 2 | 4 | 0 | 6 |
| 2026-07-20 | 1 | 0 | 0 | 1 |
| 2026-07-27 | 0 | 4 | 0 | 4 |
| 2026-08-03 | 0 | 3 | 0 | 3 |
| 2026-08-10 | 0 | 2 | 0 | 2 |
| 2026-08-17 | 1 | 5 | 0 | 6 |
| 2026-08-24 | 1 | 1 | 0 | 2 |
| 2026-08-31 | 0 | 4 | 0 | 4 |
| 2026-09-07 | 0 | 3 | 0 | 3 |
| 2026-09-14 | 0 | 8 | 0 | 8 |
| 2026-09-21 | 0 | 6 | 0 | 6 |
| 2026-09-28 | 0 | 3 | 0 | 3 |
| 2026-10-05 | 0 | 11 | 0 | 11 |
| 2026-10-12 | 0 | 1 | 0 | 1 |
Endings
The 8 most used of the 36 top-level domains these lookalikes sit under.
| Ending | Lookalikes | Share |
|---|---|---|
| .io | 109 | 44.7% |
| .com | 68 | 27.9% |
| .org | 7 | 2.9% |
| .live | 5 | 2.1% |
| .app | 4 | 1.6% |
| .net | 4 | 1.6% |
| .de | 3 | 1.2% |
| .help | 3 | 1.2% |
Where they are registered
For the 170 with a registrar in WHOIS (70% of all). Brand-protection registrars mostly hold defensive registrations made by brands themselves, so a domain there is more likely the brand's own than an imitation.
| Registrar | Lookalikes | Share | Type |
|---|---|---|---|
| NameSilo | 51 | 30.0% | Retail |
| NICENIC INTERNATIONAL GROUP | 33 | 19.4% | Retail |
| OwnRegistrar | 13 | 7.6% | Retail |
| Dynadot | 9 | 5.3% | Retail |
| Hosting Concepts | 9 | 5.3% | Retail |
| Squarespace | 7 | 4.1% | Retail |
| Hostinger | 5 | 2.9% | Retail |
| GoDaddy | 3 | 1.8% | Retail |
What the live ones do
37 of these lookalikes were registered and checked for a website and mail: 9 (24%) served a website and 3 (8%) publish MX records, so they can receive email. Checks run on the higher-severity matches that resolve, not on every lookalike.
Google Web Risk lists none of the 13 live ones checked against it (0%).
15 were tracked while live and 0 have since gone down. See what to do about a lookalike.
Recent examples
The 10 most recent, written with [.] so they cannot be clicked. The brand's own domains and registrations held by brand-protection registrars are left out. A lookalike resembles Trezor; it is not necessarily malicious, and none of these is a claim about who registered it or why.
trezorrecovery[.]myCombo, Oct 12No site or mail when checkedtrezorweb[.]ioCombo, Oct 11No site or mail when checkedauth-trezor[.]appCombo, Oct 10No site or mail when checkedapp-trezor[.]atCombo, Oct 9Not checkedtrezorapps[.]comCombo, Oct 8Serves a websitetrezorwalletcare[.]comCombo, Oct 8No site or mail when checkedtrezorapp[.]czCombo, Oct 8MX recordstrezorupdates[.]comCombo, Oct 7Serves a websitetrezorappnewsletter[.]blogCombo, Oct 7Serves a websitetrezor-app[.]com[.]mxCombo, Oct 7Serves a website
Or watch it free: Greyphish tells you when a new lookalike of your domain is registered or goes live.
Further reading
More in crypto
Greyphish is not affiliated with Trezor. Domains listed resemble Trezor by spelling; registration alone says nothing about intent. Counts cover domains first seen in public Certificate Transparency logs and ICANN zone files; domains that Greyphish customers watch are excluded.