SupportBox (CZ) — market share 2026

saas

According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), SupportBox (CZ) is the SaaS sender for 268 domains — 0.04% of 617,702 SPF-publishing domains. Its strongest TLD is .cz (59.0% of its domains). Detection: include: mechanisms in the SPF record.

268domains

0.04%of SPF-publishing domains

23distinct TLDs

2026-07-13snapshot (updated daily)

Commonly used together with SupportBox (CZ)

What else the same 268 domains use — cross-tabulated from the same daily snapshot (2026-07-13).

Type	Service	Domains	Share of SupportBox (CZ) users
Mailbox	Google Workspace	57	21.3%
Mailbox	Microsoft 365	51	19.0%
Mailbox	Shoptet (CZ)	35	13.1%
Mailbox	Unknown / Other	27	10.1%
Mailbox	Self-Hosted	17	6.3%
Mailbox	Seznam.cz (Czech)	15	5.6%

TLD distribution (top 23 of 23)

cz — 158 (59.0%)

sk — 32 (11.9%)

hu — 19 (7.1%)

com — 14 (5.2%)

pl — 8 (3.0%)

de — 8 (3.0%)

eu — 5 (1.9%)

ro — 5 (1.9%)

es — 2 (0.7%)

si — 2 (0.7%)

com.ua — 2 (0.7%)

hr — 2 (0.7%)

ie — 1 (0.4%)

love — 1 (0.4%)

shop — 1 (0.4%)

fi — 1 (0.4%)

pt — 1 (0.4%)

at — 1 (0.4%)

it — 1 (0.4%)

fr — 1 (0.4%)

cloud — 1 (0.4%)

bg — 1 (0.4%)

net — 1 (0.4%)

Frequently asked questions

How many domains use SupportBox (CZ)?

268 domains in the Tranco top-1M use SupportBox (CZ) as their SaaS sender as of July 13, 2026, according to Live Direct Marketing's daily DNS scan.

What is SupportBox (CZ)'s market share?

SupportBox (CZ) 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 SupportBox (CZ)?

The largest SaaS senders in the same category by Tranco top-1M share are: Shopify, Pardot (Salesforce), CodeTwo Email Signatures 365, KnowBe4, Statuspage (Atlassian) (as of 2026-07-13).

Largest SaaS senders in this category

Shopify (0.87%) · Pardot (Salesforce) (0.79%) · CodeTwo Email Signatures 365 (0.71%) · KnowBe4 (0.56%) · Statuspage (Atlassian) (0.34%) · Trustpilot (0.30%) · Atlassian (Jira/Confluence) (0.30%) · Firebase (Google) (0.29%) · BigCommerce (0.22%) · Lark / Feishu (0.21%)

SaaS senders portfolio → · Full daily report →

Sending through SupportBox (CZ)? 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)

eurogirlsescort.com denik.czestranky.czgoldengate.hu11teamsports.comlekarna.czannonce.czestranky.skshoptet.czsupportbox.czforum24.czireceptar.czwebhouse.czvuch.cztop4running.defreeescortsite.comvaschovatel.czrostlinna-akvaria.czzahradnictvi-spomysl.czpodnikatel.czwebkitty.eukoloshop.czsrovname.czmojalekaren.skpid.czeurosignal.czbrainmarket.czmp.cztrhknih.czdobre-knihy.czvlmedia.czinvital.pl11teamsports.czbewit.lovevagyaim.huvyprodejpovleceni.czmetalshop.czvaprio.czsportovna.cztop4running.czfreshlabels.cztop4running.esnotifikuj.cztop4running.frerikafashion.czvaschovatel.skbalistas.plinvital.siaffilbox.czactiva.cztop4running.plinvitalpet.huheliumking.husparta.czoutfit4events.czautomodul.czfotoskoda.czgoldea.skbalistas.shopinspio.czzahradnictvospomysl.skrajce.netaekszerek.huzbrane-vzduchovky.czissoria.skt-shock.eubalistas.deapollogames.czshoptet.skoutfit4events.detop4running.iebalistas.combalistas.cztop4running.hrdecodoma.cztop4running.it11teamsports.pllunzo.czbalistas.atgigalekarna.czadrop.czoutfit4events.comtop4running.bglevnestavebniny.cz11teamsports.hubellagreen.deartisan.czgigacomputer.czgoldea.czmrakyhracek.czsenesi.czworldescortindex.comreknihy.czfilmnadvd.czslepicar.czhouseland.skolivie.cz4camping.hurpishop.czzahradnictvi-flos.cz

Showing 100 of 268 domains.