Burner domains / ese.kr network
tko.kr is a disposable email domain
Our harvester recorded tko.kr on 14 Oct 2026. Its MX records point at a burner mail host. An open list of disposable email domains carries it. We did not test delivery or count real signups.
What we have recorded
- Listed by
- the ivolo/disposable-email-domains open list
- First seen by our harvester
- 14 Oct 2026
- Last seen by our harvester
- 14 Oct 2026
- Mail servers (MX)
mail.ese.kr
- Burner mail network
- Its mail server belongs to ese.kr, which our harvester classifies as a burner mail host. 64 other domains we track use it.
Listed by mistake? Open an issue on GitHub with the domain and the real mailbox provider it belongs to.
What our checker answers
A signup with an address at tko.kr, checked on the email alone with today's data: block
disposable_domain: tko.kr is a known disposable email domainburner_mx: tko.kr receives mail at mail.ese.kr, a known disposable mail host
signupbouncer runs this check on new signups to your app, through a Supabase auth hook or the REST API. Get a free API key or read the docs.
Other domains on the ese.kr network
- aji.kr
- bel.kr
- beo.kr
- bfo.kr
- bho.kr
- bko.kr
- cid.kr
- dbo.kr
- dko.kr
- doy.kr
- efo.kr
- eho.kr
- ely.kr
- emy.kr
- enu.kr
- eny.kr
- ese.kr
- ewa.kr
- exi.kr
- falixiao.com
- foy.kr
- gok.kr
- hix.kr
- hiz.kr
- iki.kr
- irr.kr
- jil.kr
- jto.kr
- lal.kr
- lbe.kr
- lei.kr
- lko.co.kr
- lko.kr
- lom.kr
- loy.kr
- luo.kr
- mbe.kr
- mko.kr
- mlo.kr
- nko.kr
- npv.kr
- nuo.co.kr
- nuo.kr
- obo.kr
- owa.kr
- oyu.kr
- poy.kr
- qbi.kr
- rao.kr
- rko.kr
- tko.co.kr
- tmo.kr
- toi.kr
- uha.kr
- uko.kr
- umy.kr
- uny.kr
- upy.kr
- uvy.kr
- uyu.kr
Check any email address
Paste an email address, and an IP if you have one. No account needed. The disposable email checker page explains each check.