Frontier lookalike domains
Greyphish has recorded 256 domains that resemble Frontier since February 2026, 59 of them in the last 90 days. They split between combosquats (57%) and typosquats (41%). .com carries 69% of them, out of 36 endings in all. The pace has picked up, with 40 in the last 30 days against 7 in the 30 before. The busiest week began 5 October 2026, with 26 new ones. 12 certificates for unregistered .ph, .com.ph, .net.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: web (14), app (5), support (5), service (4), direct (4), account (3).
Lookalikes per week
Show as a table
| Week of | Typo | Combo | Homoglyph | Total |
|---|---|---|---|---|
| 2026-04-20 | 3 | 4 | 0 | 7 |
| 2026-04-27 | 1 | 3 | 1 | 5 |
| 2026-05-04 | 2 | 2 | 0 | 4 |
| 2026-05-11 | 0 | 1 | 0 | 1 |
| 2026-05-18 | 1 | 3 | 0 | 4 |
| 2026-05-25 | 0 | 1 | 0 | 1 |
| 2026-06-01 | 1 | 1 | 0 | 2 |
| 2026-06-08 | 0 | 3 | 0 | 3 |
| 2026-06-15 | 0 | 0 | 0 | 0 |
| 2026-06-22 | 1 | 1 | 0 | 2 |
| 2026-06-29 | 1 | 5 | 0 | 6 |
| 2026-07-06 | 4 | 1 | 0 | 5 |
| 2026-07-13 | 1 | 0 | 0 | 1 |
| 2026-07-20 | 1 | 3 | 0 | 4 |
| 2026-07-27 | 1 | 2 | 0 | 3 |
| 2026-08-03 | 0 | 2 | 0 | 2 |
| 2026-08-10 | 0 | 3 | 0 | 3 |
| 2026-08-17 | 0 | 4 | 0 | 4 |
| 2026-08-24 | 1 | 0 | 0 | 1 |
| 2026-08-31 | 1 | 0 | 0 | 1 |
| 2026-09-07 | 0 | 0 | 0 | 0 |
| 2026-09-14 | 1 | 1 | 0 | 2 |
| 2026-09-21 | 0 | 0 | 0 | 0 |
| 2026-09-28 | 1 | 7 | 0 | 8 |
| 2026-10-05 | 0 | 26 | 0 | 26 |
| 2026-10-12 | 0 | 4 | 0 | 4 |
Endings
The 8 most used of the 36 top-level domains these lookalikes sit under.
| Ending | Lookalikes | Share |
|---|---|---|
| .com | 177 | 69.1% |
| .net | 7 | 2.7% |
| .xyz | 7 | 2.7% |
| .org | 5 | 1.9% |
| .co | 4 | 1.6% |
| .co.uk | 4 | 1.6% |
| .info | 4 | 1.6% |
| .ai | 3 | 1.2% |
Where they are registered
For the 184 with a registrar in WHOIS (72% 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 |
|---|---|---|---|
| GoDaddy | 31 | 16.9% | Retail |
| Media Elite Holdings | 22 | 12.0% | Retail |
| Cloudflare | 10 | 5.4% | Retail |
| Above.com | 9 | 4.9% | Retail |
| Namecheap | 8 | 4.3% | Retail |
| April Sea | 7 | 3.8% | Retail |
| GMO Internet Group | 7 | 3.8% | Retail |
| Spaceship | 7 | 3.8% | Retail |
What the live ones do
71 of these lookalikes were registered and checked for a website and mail: 44 (62%) served a website and 48 (68%) 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 24 live ones checked against it (0%).
32 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 Frontier; it is not necessarily malicious, and none of these is a claim about who registered it or why.
frontierwebservice[.]comCombo, Oct 14MX recordsfrontierapplianceservice[.]comCombo, Oct 13MX recordsfrontierwebsites[.]com[.]auCombo, Oct 12Serves a websiteMX recordsfrontierwebservices[.]comCombo, Oct 12Serves a websitefrontierwebmail[.]comCombo, Oct 10Serves a websiteMX recordsfrontierservicesus[.]comCombo, Oct 10Serves a websiteMX recordsgetfrontier[.]coCombo, Oct 9Serves a websiteMX recordsfrontieraccountingservices[.]comCombo, Oct 9No site or mail when checkedfrontierservices[.]euCombo, Oct 9Serves a websiteMX recordsfrontierwebagency[.]comCombo, Oct 8No site or mail when checked
Or watch it free: Greyphish tells you when a new lookalike of your domain is registered or goes live.
Further reading
More in telecoms
Greyphish is not affiliated with Frontier. Domains listed resemble Frontier 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.