SMTP2GO — market share 2026

esp

According to Live Direct Marketing's daily Tranco top-1M scan (July 12, 2026), SMTP2GO is the email service provider (ESP) for 1,188 domains — 0.19% of 617,244 SPF-publishing domains. Its strongest TLD is .com (49.5% of its domains). Detection: include: mechanisms in the SPF record.

1,188domains

0.19%of SPF-publishing domains

100distinct TLDs

2026-07-12snapshot (updated daily)

Commonly used together with SMTP2GO

What else the same 1,188 domains use — cross-tabulated from the same daily snapshot (2026-07-12).

Type	Service	Domains	Share of SMTP2GO users
Mailbox	Microsoft 365	475	40.0%
Mailbox	Google Workspace	184	15.5%
Mailbox	Self-Hosted	151	12.7%
Mailbox	Unknown / Other	97	8.2%
Mailbox	Mimecast	49	4.1%
Mailbox	Proofpoint	32	2.7%
ESP	Mailchimp	134	11.3%
ESP	SendGrid (Twilio)	124	10.4%
ESP	Amazon SES	124	10.4%
ESP	Mandrill	100	8.4%

TLD distribution (top 30 of 100)

com — 588 (49.5%)

org — 84 (7.1%)

co.uk — 47 (4.0%)

net — 45 (3.8%)

com.au — 42 (3.5%)

nl — 39 (3.3%)

ca — 28 (2.4%)

it — 19 (1.6%)

com.br — 14 (1.2%)

no — 14 (1.2%)

de — 14 (1.2%)

ch — 14 (1.2%)

be — 12 (1.0%)

co.nz — 12 (1.0%)

dk — 11 (0.9%)

co.za — 10 (0.8%)

au — 9 (0.8%)

se — 9 (0.8%)

ru — 7 (0.6%)

org.uk — 7 (0.6%)

es — 6 (0.5%)

fr — 5 (0.4%)

io — 5 (0.4%)

mx — 5 (0.4%)

co — 5 (0.4%)

uy — 5 (0.4%)

gov — 5 (0.4%)

edu — 4 (0.3%)

ie — 4 (0.3%)

nz — 4 (0.3%)

Frequently asked questions

How many domains use SMTP2GO?

1,188 domains in the Tranco top-1M use SMTP2GO as their email service provider (ESP) as of July 12, 2026, according to Live Direct Marketing's daily DNS scan.

What is SMTP2GO's market share?

SMTP2GO holds 0.19% 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 SMTP2GO?

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)

aparat.com fox.com directadmin.com icons8.com 1digitech.com nxcoms.co.uk sklum.com appleinsider.com bloomsbury.comsmtp2go.comup.ac.zaforexpros.comsears.com.mxaltushost.comchelseafc.comvolcanodiscovery.combricodepot.eshulkshare.comjobrapido.comminted.comgymmasteronline.comiab.comworkfront.comphone.combeeradvocate.compourvous.nlcatholic.comseoclerk.comesam.irunlimited.rsroad.ccedupoint.comreiss.comecstuning.comhostinglotus.netrollercoin.comphysicsforums.comlaprensagrafica.comchadd.orgcannondale.combinalyze.iohmm21.comrtvnoord.nlworldtravelawards.comthompson-morgan.comsanborns.com.mxcylex.desetupvpn.combrighthorizons.comhoxx.comcharityjob.co.ukfollowfollow.comgo2si.comavkn.cohtml.designymlp.comicp.orgwpprovider.nlchinadigitaltimes.netnaacpldf.orgcylex-uk.co.ukglsen.orgavakin.comgamivo.comq2ebanking.comtrack-trace.comdevki.netriscocloud.comudlap.mxatm.itbluegolf.competsuppliesplus.comroyalgazette.comgirlswhocode.combizom.inzenpirlanta.comspectrio.comvetinfo.itimls.govtnlawrence.commitsubishimotors.com.brunited.noadvancedinstaller.commoveek.comredroof.comkessbet.comsmtpcorp.comcourtserve.netpussthecat.orggoldendev.windixiefashion.comubcserver.comgebruikershandleiding.comxamigos.esparcel2go.comweoinvoice.comluminous-landscape.comspigen.comvitalfootball.co.ukclaroshop.com

Showing 100 of 1,188 domains.