Loading...
Loading...
Found 29 Skills
Reviews a cold email draft and its sending setup for deliverability - SPF/DKIM/DMARC alignment, sender reputation and complaint risk, body mechanics (length, links, images, tracking pixels, HTML vs plain text, opt-out), and legal compliance by region. Covers B2B cold outbound and B2C bulk/lifecycle mail. Use whenever the user mentions the spam folder, blacklisting, domain warmup, inbox placement, bounce rates, DMARC, or "why are my emails not landing", even without the word deliverability. Do NOT use for subject lines (mbfinotti/sales-skills@cold-email-subject-line-tester) or cadence (mbfinotti/sales-skills@sales-outbound-sequence). Hygiene and compliance only, never spam-filter evasion.
ZeroBounce platform help — email validation, email finder, AI scoring, activity data, inbox placement testing, blacklist monitoring, DMARC, warmup. Use when your email list has too many bounces, catch-all addresses are hurting deliverability, you need to check if your IP is blacklisted, DMARC reports show unauthorized senders, or the ZeroBounce API isn't returning expected validation results. Do NOT use for general deliverability strategy (use /sales-deliverability), enrichment strategy (use /sales-enrich), or prospect list building strategy (use /sales-prospect-list).
Use this skill when optimizing email deliverability, sender reputation, or authentication. Triggers on SPF record setup, DKIM signing configuration, DMARC policy deployment, IP warm-up planning, bounce handling strategy, sender reputation monitoring, inbox placement troubleshooting, email infrastructure hardening, DNS TXT record configuration for email, and diagnosing why emails land in spam. Acts as a senior email infrastructure advisor for engineers and marketers managing transactional or marketing email.
Parse and analyze email headers to trace the origin of phishing emails, verify sender authenticity, and identify spoofing through SPF, DKIM, and DMARC validation.
Audits email domain deliverability setup (SPF, DKIM, DMARC, MX records, blacklists, TLS) and generates health score (0-100) with prioritized fix list. Checks bulk sender compliance against Google/Yahoo/Microsoft 2024-2026 requirements. Provides DNS records to add/update. Use when user asks to audit, check, or analyze email deliverability, domain health, or inbox placement.
Use when building email features, emails going to spam, high bounce rates, setting up SPF/DKIM/DMARC authentication, implementing email capture, ensuring compliance (CAN-SPAM, GDPR, CASL), handling webhooks, retry logic, or deciding transactional vs marketing.
Configurez correctement vos zones DNS pour l'email deliverability (SPF, DKIM, DMARC), la sécurité (DNSSEC, CAA), et l'automatisation (OVH API, Cloudflare, Terraform), basé sur les best practices 2024-2025. Use when: **Configurer l'authentification email** - SPF, DKIM, DMARC pour éviter le spam folder; **Sécuriser un domaine** - DNSSEC, CAA records, protection contre le spoofing; **Automatiser la gestion DNS** - OVH API, Cloudflare API, Terraform; **Débugger des problèmes DNS** - dig, nslookup...
Email deliverability for outbound sales — domain authentication (SPF/DKIM/DMARC), mailbox warmup, sending limits, inbox placement, blacklist monitoring, sender reputation, custom tracking domains, and list hygiene. Use when setting up a new sending domain, warming up mailboxes, diagnosing spam/deliverability issues, recovering from blacklisting, scaling outbound volume, or switching email platforms. Do NOT use for cadence content and strategy (use /sales-cadence), Apollo sequence mechanics (use /sales-apollo-sequences), Mailshake platform help (use /sales-mailshake), Smartlead platform help (use /sales-smartlead), Lemlist platform help (use /sales-lemlist), Yesware platform help (use /sales-yesware), Mixmax-specific config (use /sales-mixmax), Reply.io-specific config (use /sales-reply), or Woodpecker-specific config (use /sales-woodpecker).
Postmark platform help — transactional email delivery via REST API (`POST /email`, `POST /email/batch`), SMTP relay, Message Streams (transactional vs broadcast isolation), Handlebars Templates with layout inheritance, Inbound Email parsing, Webhooks (bounce, delivery, open, click, spam complaint, subscription change, inbound), DMARC Monitoring, Bounce Management (Rebound), Suppressions, Statistics, Bulk API, Sender Signatures, and domain authentication. Use when asking 'how do I do X in Postmark', sending transactional email with Postmark, configuring Message Streams, setting up Postmark templates, processing inbound email via Postmark, managing bounces and suppressions, or troubleshooting Postmark deliverability. Do NOT use for general email marketing strategy (use /sales-email-marketing), cross-platform email deliverability (use /sales-deliverability), email open/click tracking strategy (use /sales-email-tracking), or SendGrid-specific questions (use /sales-sendgrid).
Use for authorized email security review including phishing analysis, header authentication (SPF/DKIM/DMARC), BEC patterns, and mailbox token abuse research.
Check email deliverability and DNS configuration. Use when: diagnosing email delivery issues; setting up new email domains; auditing email authentication; checking SPF/DKIM/DMARC; troubleshooting spam folder issues
Email header injection and spoofing playbook. Use when testing contact forms, email APIs, password reset flows, or any feature that constructs SMTP messages with user-controlled fields. Covers CRLF injection in headers, SPF/DKIM/DMARC bypass, and phishing amplification.