CI Solution email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), CI Solution is the SaaS sender for 101 domains — 0.02% of 637,420 SPF-publishing domains. Its strongest TLD is .de (41.6% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-24 DNS snapshot.
What CI Solution represents in this dataset
CI Solution — German marketing software.
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 2026-09-24 snapshot shows about CI Solution
Across 11 distinct TLDs its top three are .de (41.6%), .com (38.6%), .ch (7.9%) — together 88.1% of the 101 domains, which makes the footprint narrow — three TLDs cover most of it, which is typical of a regional or single-market operator. The service most often observed on the same domains is Microsoft 365 (Mailbox, 65 domains, 64.4% of them), followed by Unknown / Other (11.9%). 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 (2026-09-24); 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 CI Solution
What else the same 101 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of CI Solution users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 65 | 64.4% |
| Mailbox | Unknown / Other | 12 | 11.9% |
| Mailbox | Hornetsecurity | 9 | 8.9% |
| Mailbox | Self-Hosted | 6 | 5.9% |
| Mailbox | Retarus | 2 | 2.0% |
| Mailbox | Proofpoint | 2 | 2.0% |
TLD distribution (top 11 of 11)
Frequently asked questions
How many domains use CI Solution?
101 domains in the Tranco top-1M use CI Solution as their SaaS sender as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is CI Solution's market share?
CI Solution holds 0.02% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-24). The number is recomputed every day.
What are the biggest alternatives to CI Solution?
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 2026-09-24).
Largest SaaS senders in this category
Shopify (0.84%) · Pardot (Salesforce) (0.75%) · CodeTwo Email Signatures 365 (0.71%) · KnowBe4 (0.54%) · Statuspage (Atlassian) (0.33%) · Trustpilot (0.30%) · Firebase (Google) (0.29%) · Atlassian (Jira/Confluence) (0.28%) · BigCommerce (0.27%) · Lark / Feishu (0.20%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 101 domains.