Domain Deliverability Checker alternatives

1

IntoDNS.ai DNS & Email Security Scanner

by intodns.ai

B

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

2

BlackVeil DNS & Email Security Scanner

by blackveilsecurity.com

B

DNS and email security scanner with 80 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

3

Palisade

by palisade.email

A

Monitor and manage email authentication (SPF, DKIM, DMARC, MTA-STS, BIMI) for your domains.

Email-domain intelligence: MX capability, provider, disposable status, SPF, DMARC, and MTA-STS.

5

drwho.me network and developer tools

by drwho.me

B

29 free tools: DNS, email auth (SPF, DKIM, DMARC), TLS, headers, WHOIS, dev utils.

6

Domain Security

by OrtaMarco

A

Audit a domain's email and web security: SPF, DKIM, DMARC, MTA-STS, DNSSEC, TLS, WHOIS. No API keys.

7

AI-operated. Email authentication reader: six free tools, no key, no signup.

by ai.rjhsignaltech.workers.dev

C

AI-operated. Free SPF (RFC 7208 count), DMARC, MTA-STS, DMARC rua/ruf readers. Paid audit $29.

8

MCP

by dechonet.com

A

20 domain recon tools for AI agents: DNS, SSL, headers, email, subdomains, lookalikes, changes.

9

Monacloud

by monacloud.vn

B

Buy .vn/intl domains in VND, deploy apps, Postgres, email, VietQR pay — Vietnam MCP for AI agents

10

Email

by wraps.dev

A

Query SES send history, delivery events, domains and suppressions, and send from your AWS account.

11

nintact

by nintact.com

B

Contact forms that actually arrive. No SPF/DKIM, no SMTP. AI sorts them and drafts the reply.

Email infrastructure for AI agents: send, authenticate domains, track delivery, diagnose issues.

13

Email Finder

by superagnt.com

A

Email finder + verifier for AI agents: find work emails by name and company, check deliverability.

14

Hunter MCP

by scalably.io

B

Hunter.io MCP: domain search, email finder and verifier, enrichment, discovery, leads. 11 tools.

15

AgentiSend

by fortuneflick

A

Transactional email API for AI agents: verified domains, a per-sender budget, and a kill switch.

16

RuSender

by Rusender

A

Manage email campaigns, contacts and deliverability analytics in RuSender from an AI assistant.

17

MailMask

by mailmask.studio

A

Email for agents: domains, aliases, IMAP mailboxes, DNS, sending and webhooks via one API key.

18

Email Finder Server

by admosolutionsgo-star

B

Extract emails and phones from any website via Apify.

19

Snov

by pipeworx-io

B

Snov.io MCP — B2B email finder + contact enrichment + domain search (snov.io)

20

Sendhustle

by Achlesha

C

Send and manage email via the SendHustle API — emails, domains, contacts, audiences, campaigns.

21

Sendly

by sendly.now

B

Send email, manage contacts, campaigns and workflows, and diagnose deliverability in Sendly.

22

Bottled

by bottled.email

B

Branded email on your own domain: send, reply, search, aliases, contacts and campaigns.

23

SignatureForever

by signatureforever.com

C

Audit and build email signatures that survive Gmail, Outlook desktop and Apple Mail.

24

OpenOSINT

by OpenOSINT

C

AI-powered OSINT agent & MCP server. 16 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.