DNS & Domain Setup

DNS & Domain Setup

BIMI with VMC: Logo in Gmail Inbox — Cost Walkthrough

BIMI displays your logo in Gmail/Yahoo. Requires DMARC at p=reject plus a Verified Mark Certificate — costs, vendors, SVG requirements, and Senddera-side prep.

May 9, 2026 · 6 min read · Advanced

DNS & Domain Setup

Custom Tracking Domain Setup for Senddera

Replace the default tracking domain with track.example.com — branding, click-through, and avoiding shared-domain blacklist hits.

May 9, 2026 · 5 min read · Intermediate

DNS & Domain Setup

Return-Path and Envelope Sender for Senddera

Return-Path is where bounces go; envelope sender is what receivers SPF-check. Configure both for DMARC alignment and reliable bounce ingestion.

May 9, 2026 · 6 min read · Advanced

DNS & Domain Setup

DKIM Key Rotation Playbook for Senddera

Why, when, and how to rotate DKIM keys — pre-stage selectors, the 14-day window, monitoring, and the FBL-coupling gotcha.

May 9, 2026 · 9 min read · Advanced

DNS & Domain Setup

SPF Record Deep Dive for Senddera

SPF mechanisms, qualifiers, the 10-DNS-lookup limit, includes vs IPs, flatten vs extend, and Senddera-specific recipes.

May 9, 2026 · 7 min read · Intermediate

DNS & Domain Setup

DMARC Enforcement Migration Playbook

Migrate from p=none to quarantine to reject — aggregate reports, alignment audits, staged rollout, and rollback.

May 9, 2026 · 8 min read · Advanced

DNS & Domain Setup

Return-Path and Envelope Sender Explained

How Return-Path differs from From address and why alignment matters for DMARC.

Apr 23, 2026 · 2 min read · Intermediate

DNS & Domain Setup

Complete DNS Setup for Email Sending

All DNS records for delivery: SPF, DKIM, DMARC, MX, and verification steps.

Mar 24, 2026 · 2 min read · Intermediate

DNS & Domain Setup

DNS Propagation Explained

TTL, caching, and how to verify DNS changes propagated worldwide.

Mar 21, 2026 · 2 min read · Beginner

DNS & Domain Setup

BIMI Setup: Show Your Logo in Gmail

BIMI requirements — SVG, VMC certificate, and DNS TXT record format.

Mar 12, 2026 · 2 min read · Advanced

DNS & Domain Setup

Complete DNS Setup for Email Sending: SPF, DKIM, DMARC

Start-to-finish walkthrough — register domain, generate records in Senddera, publish DMARC at p=none, verify, graduate to enforcement.

Jan 22, 2026 · 6 min read · Beginner

DNS & Domain Setup

Custom Tracking Domain for Click URLs

Branded tracking domain via CNAME and SSL certificate.

Nov 21, 2025 · 2 min read · Intermediate