SMTP.BZ — market share 2026

esp

According to Live Direct Marketing's daily Tranco top-1M scan (July 12, 2026), SMTP.BZ is the email service provider (ESP) for 719 domains — 0.12% of 617,244 SPF-publishing domains. Its strongest TLD is .ru (56.2% of its domains). Detection: include: mechanisms in the SPF record.

719domains

0.12%of SPF-publishing domains

62distinct TLDs

2026-07-12snapshot (updated daily)

Commonly used together with SMTP.BZ

What else the same 719 domains use — cross-tabulated from the same daily snapshot (2026-07-12).

Type	Service	Domains	Share of SMTP.BZ users
Mailbox	Yandex 360	223	31.0%
Mailbox	Self-Hosted	136	18.9%
Mailbox	Mail.ru for Business	103	14.3%
Mailbox	Google Workspace	69	9.6%
Mailbox	Unknown / Other	22	3.1%
Mailbox	Timeweb (RU)	19	2.6%
ESP	Unisender (RU)	114	15.9%
ESP	SendPulse	66	9.2%
ESP	Mindbox	25	3.5%
ESP	UniSender	24	3.3%

TLD distribution (top 30 of 62)

ru — 404 (56.2%)

com — 113 (15.7%)

net — 24 (3.3%)

online — 17 (2.4%)

pro — 16 (2.2%)

su — 15 (2.1%)

io — 12 (1.7%)

by — 8 (1.1%)

cc — 8 (1.1%)

org — 8 (1.1%)

cloud — 5 (0.7%)

me — 5 (0.7%)

kz — 4 (0.6%)

space — 4 (0.6%)

tv — 4 (0.6%)

host — 4 (0.6%)

club — 3 (0.4%)

market — 3 (0.4%)

info — 3 (0.4%)

app — 3 (0.4%)

tech — 3 (0.4%)

shop — 2 (0.3%)

co — 2 (0.3%)

com.ua — 2 (0.3%)

life — 2 (0.3%)

investments — 2 (0.3%)

center — 2 (0.3%)

one — 2 (0.3%)

win — 2 (0.3%)

games — 2 (0.3%)

Frequently asked questions

How many domains use SMTP.BZ?

719 domains in the Tranco top-1M use SMTP.BZ as their email service provider (ESP) as of July 12, 2026, according to Live Direct Marketing's daily DNS scan.

What is SMTP.BZ's market share?

SMTP.BZ holds 0.12% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-07-12). The number is recomputed every day.

What are the biggest alternatives to SMTP.BZ?

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 2026-07-12).

Largest email service provider (ESP)s in this category

Amazon SES (6.21%) · SendGrid (Twilio) (4.75%) · Mailgun (4.11%) · Zendesk (3.87%) · 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)

ngenix.net fapello.com mangabuff.ru blackrussia.online blackhub.team uchi.ru uxfeedback.ru towersflowerss.com soccer365.ru 21vek.by amd.online xossipy.comdomengood.rulib.rukinogo.inclitlife.clubrubetek.comarizona-rp.comnjcar.ruadultsearch.comsinonim.orgmangahub.ruadbtc.topanimesss.comblackus-triton.commult-fan.tvapteka-aprel.ruaxonet.ruggsel.netdadata.rukinogo.myumschool.netadfinity.prostarateli.ruggsel.comapteka-april.rugdeslon.ruiphones.ruhm.plusrmrp.rusletat.ruvideoroll.netblackhub.gamesboomstream.comizap24.ruthefappeningblog.comanketolog.rukosmosapp.ruzaymer.ruujin.techwebofcomics.rus-host.com.uadonatov.netgta5grand.competshop.rufamed.onlinegemera.oneporyadok.ruoriflame.rupromportal.susatom.rutime-host.netfitstars.rustockmann.rubasis.centertutorplace.ruamazing-online.comrodina-rp.commosautoshina.rutachka.runowpayments.iochess-samara.ruchangenow.iononton.ruzakupka.comxcom-shop.ruteaserfast.ruscr365.netradmir.gamesmitelis.netautospot.rukitty-kats.netget4click.rubnkomi.ru7kingdoms.rutirify.comranobes.comclipglider.comdaryn.kzlaststicker.comapkpro.ruteatral-online.rumegapeer.vipwaicore.comsoccer365.netlaststicker.ruotus.rudscontrol.ruteleproxy.rusoccer365.com.ua

Showing 100 of 719 domains.