PR Newswire — market share 2026

esp

According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), PR Newswire is the email service provider (ESP) for 244 domains — 0.04% of 617,702 SPF-publishing domains. Its strongest TLD is .com (38.1% of its domains). Detection: include: mechanisms in the SPF record.

244domains

0.04%of SPF-publishing domains

23distinct TLDs

2026-07-13snapshot (updated daily)

Commonly used together with PR Newswire

What else the same 244 domains use — cross-tabulated from the same daily snapshot (2026-07-13).

Type	Service	Domains	Share of PR Newswire users
Mailbox	Microsoft 365	128	52.5%
Mailbox	Google Workspace	36	14.8%
Mailbox	Mimecast	19	7.8%
Mailbox	Proofpoint	13	5.3%
Mailbox	Barracuda	11	4.5%
Mailbox	Unknown / Other	9	3.7%
ESP	Mailchimp	40	16.4%
ESP	Amazon SES	35	14.3%
ESP	HubSpot	34	13.9%
ESP	SendGrid (Twilio)	32	13.1%

TLD distribution (top 23 of 23)

com — 93 (38.1%)

org — 89 (36.5%)

de — 19 (7.8%)

edu — 7 (2.9%)

fr — 6 (2.5%)

org.uk — 5 (2.0%)

ca — 4 (1.6%)

co.uk — 3 (1.2%)

nl — 3 (1.2%)

ac.uk — 2 (0.8%)

world — 1 (0.4%)

gov — 1 (0.4%)

info — 1 (0.4%)

law — 1 (0.4%)

gov.uk — 1 (0.4%)

int — 1 (0.4%)

us — 1 (0.4%)

wales — 1 (0.4%)

se — 1 (0.4%)

earth — 1 (0.4%)

institute — 1 (0.4%)

eu — 1 (0.4%)

be — 1 (0.4%)

Frequently asked questions

How many domains use PR Newswire?

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

What is PR Newswire's market share?

PR Newswire 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 PR Newswire?

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)

fortune.com coe.int bankrate.com breitbart.com iaea.org post-gazette.com vam.ac.uk moneysavingexpert.com americanprogress.orgcybernews.comepi.orgavasecurity.commorningconsult.comtagheuer.commfa.orggvsu.edugavi.orgdin.deusbr.govldlc.comqiagen.comlpga.comcreditcards.comexpert.deinternations.orgifdesign.comascap.combassmaster.combattlefields.orgthefire.orglwv.orgsepaq.comcsbsju.eduwoodcraft.commanhattan.instituteraisin.comstaralliance.comutmb.worldgostudent.orgparkopedia.comdrouot.comtiendeo.comfire.orgimmonot.comtravelok.comcyclinguk.orgseattleartmuseum.orgasthmaandlung.org.ukbsa.orggannett.comtargus.combeuth.deaxa.dela-plagne.comcivilrights.orgabnewswire.comjedfoundation.orggiffords.orgrff.organj.frliteracytrust.org.ukadmtl.comcampaignlegal.orgghs.combbfc.co.ukmpp.orgexploreasheville.comcbi.org.ukcleanpower.orgsare.orgtamus.eduuwtsd.ac.ukordermygear.comnyclu.orguniv-avignon.frcenterforfoodsafety.orgharlemglobetrotters.comoxfordbusinessgroup.comjobs-beim-staat.dechildrensmuseum.orgvisittucson.orgnordsec.comcdcfoundation.orglinfield.edugdc-uk.orgminneapolis.orgbrampton.cacccco.eduvisitflanders.comnacacnet.orgdinmedia.decatholiccharitiesusa.orgbitzer.deweltsparen.denefe.orgcreditplus.depalaceresorts.comhealthnews.comnationalcowboymuseum.orgnymc.edu

Showing 100 of 244 domains.