Lark / Feishu (ByteDance) email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 13, 2026), Lark / Feishu (ByteDance) is the mailbox provider for 1,271 domains — 0.19% of 664,797 domains with MX records. Its strongest TLD is .com (56.5% of its domains). Detection: primary MX record (lowest preference).
Last updated from the 2026-09-13 DNS snapshot.
What Lark / Feishu (ByteDance) represents in this dataset
ByteDance collaboration suite incl. mailbox (Feishu in CN).
Directory category: Mailbox. The classification comes from primary MX record (lowest preference). 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 Lark / Feishu (ByteDance)
Across 100 distinct TLDs its top three are .com (56.5%), .ai (7.4%), .cn (4.0%) — together 67.9% of the 1,271 domains, which makes the footprint moderately concentrated, with a recognisable home market. The service most often observed on the same domains is Zendesk (ESP, 62 domains, 4.9% of them), followed by Mailgun (2.8%). Directly comparable by the same detection rule: Self-Hosted, Google Workspace, Microsoft 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 primary MX record (lowest preference) rule, which is an infrastructure fact, not a commercial relationship.
Commonly used together with Lark / Feishu (ByteDance)
What else the same 1,271 domains use — cross-tabulated from the same daily snapshot (2026-09-13).
| Type | Service | Domains | Share of Lark / Feishu (ByteDance) users |
|---|---|---|---|
| ESP | Zendesk | 62 | 4.9% |
| ESP | Mailgun | 36 | 2.8% |
| ESP | Amazon SES | 31 | 2.4% |
| ESP | Alibaba DirectMail (APAC) | 10 | 0.8% |
| ESP | Alibaba DirectMail | 9 | 0.7% |
| ESP | SendGrid (Twilio) | 9 | 0.7% |
| ESP | Brevo (ex-Sendinblue) | 8 | 0.6% |
| ESP | HubSpot | 7 | 0.6% |
| ESP | MailerLite | 7 | 0.6% |
| ESP | Elastic Email | 6 | 0.5% |
TLD distribution (top 30 of 100)
Frequently asked questions
How many domains use Lark / Feishu (ByteDance)?
1,271 domains in the Tranco top-1M use Lark / Feishu (ByteDance) as their mailbox provider as of September 13, 2026, according to Live Direct Marketing's daily DNS scan.
What is Lark / Feishu (ByteDance)'s market share?
Lark / Feishu (ByteDance) holds 0.19% of domains with MX records in the Tranco top-1M (snapshot of 2026-09-13). The number is recomputed every day.
What are the biggest alternatives to Lark / Feishu (ByteDance)?
The largest mailbox providers in the same category by Tranco top-1M share are: Self-Hosted, Google Workspace, Microsoft 365, Unknown / Other, Generic / unmatched (mx*.*) (as of 2026-09-13).
Largest mailbox providers in this category
Self-Hosted (22.38%) · Google Workspace (21.67%) · Microsoft 365 (16.97%) · Unknown / Other (6.61%) · Generic / unmatched (mx*.*) (2.53%) · Generic / unmatched (mail.*) (1.94%) · Proofpoint (1.88%) · Cloudflare Email Routing (1.75%) · Yandex 360 (1.61%) · Mimecast (1.46%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 1,271 domains.