Letsignit — market share 2026

esp

According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), Letsignit is the email service provider (ESP) for 150 domains — 0.02% of 617,702 SPF-publishing domains. Its strongest TLD is .com (50.7% of its domains). Detection: include: mechanisms in the SPF record.

150domains

0.02%of SPF-publishing domains

20distinct TLDs

2026-07-13snapshot (updated daily)

Commonly used together with Letsignit

What else the same 150 domains use — cross-tabulated from the same daily snapshot (2026-07-13).

Type	Service	Domains	Share of Letsignit users
Mailbox	Microsoft 365	111	74.0%
Mailbox	Sophos Email	7	4.7%
Mailbox	Unknown / Other	7	4.7%
Mailbox	Self-Hosted	5	3.3%
Mailbox	Proofpoint	4	2.7%
Mailbox	Barracuda	3	2.0%
ESP	Brevo (ex-Sendinblue)	32	21.3%
ESP	Mailjet (Sinch)	31	20.7%
ESP	Salesforce	16	10.7%
ESP	SendGrid (Twilio)	15	10.0%

TLD distribution (top 20 of 20)

com — 76 (50.7%)

fr — 37 (24.7%)

org — 7 (4.7%)

nl — 5 (3.3%)

se — 3 (2.0%)

io — 3 (2.0%)

net — 3 (2.0%)

cl — 2 (1.3%)

dk — 2 (1.3%)

co.uk — 2 (1.3%)

biz — 1 (0.7%)

com.pe — 1 (0.7%)

cloud — 1 (0.7%)

scot — 1 (0.7%)

int — 1 (0.7%)

de — 1 (0.7%)

co — 1 (0.7%)

eu — 1 (0.7%)

ch — 1 (0.7%)

au — 1 (0.7%)

Frequently asked questions

How many domains use Letsignit?

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

What is Letsignit's market share?

Letsignit holds 0.02% 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 Letsignit?

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 →

Sending through Letsignit? Check whether your messages actually reach the inbox at Gmail, Outlook, Yandex and Mail.ru — free inbox placement test.

Test your deliverability →

Domain sample (top 100 by Tranco rank)

hellowork.comskeepers.ioladbible.comunilad.comsportbible.comparcellab.comrmmservice.comlesinrocks.comletsignit.comwoodbrass.comactu-environnement.comespace-des-marques.comtmforum.orgunilad.co.ukeasyvista.comtyla.comrenogy.componant.comcameranu.nlladbiblegroup.commarseille-tourisme.comchomette.comunimedia.fringesoft.netredstagfulfillment.comglenat.comkoesio.comasmonaco.comnumero.comkiloutou.frgedimat.frhopla.cloudambassadorcruiseline.comunyc.iosider.bizqualibat.comiho.intvaldisere.comguimet.frmediametrie.frmemorialdelashoah.orgworximity.combog-ide.dkfisu.netieseg.frbiarritz.frnewrest.euakto.frsaint-james.comebcbrakes.comschiaparelli.comard.frmakeupbymario.comvisiativ.comhifrance.orgaiga.frsqli.comleanature.comitagil.dkebcbrakesdirect.comardeche.frsalonservicegroup.comfrm.orgffsa.orgardian.comvisibble.iocabesto.com1083.frkiloutou.comhusmanhagberg.selansfast.sehgitservices.combathdepot.compoplidays.comcleanspark.comruncentral.compromedia.comwaterair.comcis-valley.frfamillemary.fracces-sap.combaindepot.comcabinetfolliot.comwakam.comnac.nlunikalo.comsixiemeavenue.comgacd.fremilehenry.complanvital.clgapph.nlbtndehaas.nlmaryautomobiles.frmyamericanshop.comleroidumatelas.frhoranet.comsavoie-news.frwalra.nlinfinity.conelinkia.com

Showing 100 of 150 domains.