Firebase (Google) email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 13, 2026), Firebase (Google) is the SaaS sender for 1,837 domains — 0.29% of 628,913 SPF-publishing domains. Its share has been stable over the last 30 days. Its strongest TLD is .com (51.3% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-13 DNS snapshot.
What Firebase (Google) represents in this dataset
Firebase — Google mobile and web app backend platform sending auth, password-reset and project notification emails.
Directory category: Saas. The classification comes from include: mechanisms in the SPF record. It describes observed DNS infrastructure, not a commercial relationship and not the placement of any individual message.
What the 2026-09-13 snapshot shows about Firebase (Google)
Across 173 distinct TLDs its top three are .com (51.3%), .io (5.1%), .ai (4.6%) — together 61.1% of the 1,837 domains, which makes the footprint moderately concentrated, with a recognisable home market. The service most often observed on the same domains is Google Workspace (Mailbox, 1,069 domains, 58.2% of them), followed by Microsoft 365 (11.9%). Its share of SPF-publishing domains has not moved measurably in 30 days. Directly comparable by the same detection rule: Shopify, Pardot (Salesforce), CodeTwo Email Signatures 365. Ranking between them reflects what is published in DNS, not delivery quality or volume sent. All figures come from a single daily DNS snapshot (2026-09-13); a domain appears here when its published records match the include: mechanisms in the SPF record rule, which is an infrastructure fact, not a commercial relationship.
Commonly used together with Firebase (Google)
What else the same 1,837 domains use — cross-tabulated from the same daily snapshot (2026-09-13).
| Type | Service | Domains | Share of Firebase (Google) users |
|---|---|---|---|
| Mailbox | Google Workspace | 1,069 | 58.2% |
| Mailbox | Microsoft 365 | 219 | 11.9% |
| Mailbox | Self-Hosted | 77 | 4.2% |
| Mailbox | Generic / unmatched (mail.*) | 53 | 2.9% |
| Mailbox | OpenSRS (Tucows) | 35 | 1.9% |
| Mailbox | Cloudflare Email Routing | 33 | 1.8% |
TLD distribution (top 30 of 173)
Frequently asked questions
How many domains use Firebase (Google)?
1,837 domains in the Tranco top-1M use Firebase (Google) as their SaaS sender as of September 13, 2026, according to Live Direct Marketing's daily DNS scan.
What is Firebase (Google)'s market share?
Firebase (Google) holds 0.29% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-13). The number is recomputed every day.
Is Firebase (Google) growing or declining?
Firebase (Google)'s share has been stable over the last 30 days (±0.01 pp).
What are the biggest alternatives to Firebase (Google)?
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 2026-09-13).
Largest SaaS senders in this category
Shopify (0.86%) · Pardot (Salesforce) (0.74%) · CodeTwo Email Signatures 365 (0.70%) · KnowBe4 (0.53%) · Statuspage (Atlassian) (0.32%) · Trustpilot (0.29%) · BigCommerce (0.28%) · Atlassian (Jira/Confluence) (0.28%) · Lark / Feishu (0.20%) · Sage Intacct (0.18%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 1,837 domains.