WiLL Mail — market share 2026

esp

According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), WiLL Mail is the email service provider (ESP) for 235 domains — 0.04% of 617,702 SPF-publishing domains. Its strongest TLD is .co.jp (35.7% of its domains). Detection: include: mechanisms in the SPF record.

235domains

0.04%of SPF-publishing domains

12distinct TLDs

2026-07-13snapshot (updated daily)

Commonly used together with WiLL Mail

What else the same 235 domains use — cross-tabulated from the same daily snapshot (2026-07-13).

Type	Service	Domains	Share of WiLL Mail users
Mailbox	Google Workspace	64	27.2%
Mailbox	Unknown / Other	41	17.4%
Mailbox	Microsoft 365	40	17.0%
Mailbox	Self-Hosted	38	16.2%
Mailbox	SecureMX (JP)	13	5.5%
Mailbox	Amazon WorkMail	7	3.0%
ESP	Amazon SES	58	24.7%
ESP	HDEMS	23	9.8%
ESP	Salesforce	18	7.7%
ESP	Zendesk	13	5.5%

TLD distribution (top 12 of 12)

co.jp — 84 (35.7%)

com — 63 (26.8%)

jp — 60 (25.5%)

or.jp — 9 (3.8%)

net — 6 (2.6%)

ac.jp — 5 (2.1%)

ne.jp — 2 (0.9%)

tv — 2 (0.9%)

tokyo — 1 (0.4%)

org — 1 (0.4%)

in — 1 (0.4%)

co — 1 (0.4%)

Frequently asked questions

How many domains use WiLL Mail?

235 domains in the Tranco top-1M use WiLL Mail as their email service provider (ESP) as of July 13, 2026, according to Live Direct Marketing's daily DNS scan.

What is WiLL Mail's market share?

WiLL Mail holds 0.04% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-07-13). The number is recomputed every day.

What are the biggest alternatives to WiLL Mail?

The largest email service provider (ESP)s in the same category by Tranco top-1M share are: Amazon SES, SendGrid (Twilio), Mailgun, Zendesk, Mailchimp (as of 2026-07-13).

Largest email service provider (ESP)s in this category

Amazon SES (6.21%) · SendGrid (Twilio) (4.76%) · Mailgun (4.11%) · Zendesk (3.86%) · Mailchimp (3.69%) · Mandrill (3.36%) · HubSpot (3.18%) · Salesforce (2.62%) · Mailjet (Sinch) (2.13%) · Cloudflare Email Routing (1.80%)

ESP / mailing services portfolio → · Full daily report →

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Domain sample (top 100 by Tranco rank)

happymail.co.jp k-manga.jpinfomart.co.jp1101.comm3.comclipstudio.netfujisan.co.jppet-home.jphitosara.comelecom.co.jpyanmar.comusen.comquestant.jproomclip.jpxcream.netgiftmall.co.jpakippa.comd-rw.comieyasu.coearth-car.combenefit401k.comnursery.co.jpfreeway-japan.comtokyo-zoo.netcolumbiasports.co.jpfitweb.or.jpactivityjapan.commiyakohotels.ne.jpfinasee.jpsan-x.co.jpshikoku-np.co.jpsukeneko.comyazuya.comcospa-wellness.co.jpdreamnews.jptac-school.co.jppacifico.co.jpbs-tvtokyo.co.jpchacott.co.jpebica.jpconvention.co.jpbusho-tai.jpcospa.comrarejob.comanytimefitness.co.jpec-concier.comi879.comconfetti-web.commachicomi.jpkorona.co.jpfdcp.co.jpkanazawa21.jpmoomin.co.jphikkoshi-sakai.co.jpat-x.comdazzystore.comwinknet.ne.jphapisumu.jpkts-tv.co.jpbalmuda.comtiff-jp.netcookingschool.jpmedicalonline.jphome4u.jpepsilon.jpsavechildren.or.jpnichinoken.co.jpkidzania.jpgeigeki.jpgeospatial.jpallied-telesis.co.jpup-t.jpbluenote.co.jpgmo-pg.comshachihata.co.jphrpro.co.jpmjnet.co.jpntticc.or.jpkyoto-wu.ac.jpsn-hoki.co.jpentetsu.co.jptku.ac.jpnismo.co.jpbizmates.jptsogen.co.jppisco.co.jpavispa.co.jpjqa.jptbc.co.jpjtbcom.co.jpcuc.ac.jpzuuonline.comokb.co.jpei-navi.jpstrapya.comshachihata.comshidax.co.jpallu-official.comsompocare.comworkin.jp

Showing 100 of 235 domains.