CaptainDNS · August 24, 2026
New gTLD 2026: what we know after the application window closed
More than 1,600 primary applications were submitted. Here are the confirmed figures, the unknowns, and the timeline to watch after August 12, 2026.
100% free · no sign-up requiredPaste anything DNS or email.
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Domain, IP, email, URL or raw DNS record. We detect the input and run the right audit in under 3 seconds.
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Continuous monitoring and policy hosting
For the parts of your stack that need uptime, alerts and a real owner, not a one-off check.
DMARC Monitoring
Real-time rua/ruf reports, sender breakdowns and alerts when alignment breaks.
Live · 4 senders detected
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Continuous monitoring of your email security and deliverability. Get alerted whenever a score or DNS record changes enough to affect deliverability or security.
9 protocols monitored
Learn moreNewHTTP monitors
Multi-region uptime checks, 3-region consensus, alerts. Security score: SSL/TLS, HSTS, headers, phishing.
EUUSAPAC
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Public status pages tied to your monitors. Custom domain, incidents, subscribers, RSS. Publishable Security score.
All systems operational
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Host 301/302 redirects with HTTPS and per-link analytics. No server to maintain.
acme.com/promo → acme.io · 301
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Simple pricing, no surprises
Audit tools stay free. Pay only for continuous monitoring, per tool.
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Uptime
Monitor the availability and latency of your websites, with an alert as soon as a problem occurs.
€3 /month excl. VAT
Email deliverability
Keep a constant eye on email security and deliverability to spot problems before your messages end up in spam.
€5 /month excl. VAT
DMARC
Receive and understand your aggregate DMARC reports to keep SPF and DKIM aligned, without reading them line by line.
€5 /month excl. VAT
TLS-RPT
Spot invisible SMTP encryption failures by analyzing your TLS reports.
€3 /month excl. VAT
BIMI
Display your authenticated brand logo in compatible inboxes by hosting the logo and VMC certificate.
€3 /month excl. VAT
MTA-STS
Host your MTA-STS policy to enforce encryption for incoming email without managing a server.
€3 /month excl. VAT
Domain redirect
Redirect your domains over HTTPS, with a managed TLS certificate that renews automatically.
€3 /month excl. VAT
1 free tool
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0 € /month excl. VAT
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Pack
29 € /month excl. VAT
10 tools to combine freely across all 7 types, plus the platform, for teams monitoring several domains.
- 10 tools in any combination of the 7 types.
- Status page on your own domain.
- Sign in with Microsoft, Google, or GitHub.
Agency
149 € /month excl. VAT
For agencies and MSPs: 100 tools, white-label branding, multi-client management.
- 100 tools in any combination of the 7 types.
- White label: your logo, not ours.
- Multi-client management.
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60+ Tools
60+ tools, grouped by job to be done
Pick a category. Each tool ships with a live output preview.
Blog
Latest from the blog
Deep dives on DMARC, DNSSEC, deliverability and modern email security.
CaptainDNS · August 12, 2026
Password-Protect a Directory with .htaccess: Basic Auth, APR1-MD5, and bcrypt
Basic Auth, .htaccess/.htpasswd, file permissions, and APR1-MD5 vs bcrypt hashing: everything you need to protect a sensitive directory on Apache or nginx.
CaptainDNS · July 22, 2026
SSL certificate renewal automation: inventory, the endpoints ACME can't reach, and when to pay
Fleet inventory, enterprise ACME, endpoints no script can reload, Let's Encrypt rate limits and DCV reuse: the field playbook for SSL certificate renewal automation across 50 to 1,000 certificates.
FAQ
Frequently asked questions
Everything you wanted to know before signing up.
Is the free plan really free?
The 60+ audit tools stay free, no sign-up required. Continuous monitoring: 1 tool in discovery mode, free without a credit card. Each extra tool is billed per unit (€3 or €5/month).
Can I change my plan at any time?
Yes. Add or remove tools at any time, with no commitment. Billing is monthly and prorated by Paddle.
Do you store the domains I audit?
Audits run on the fly and are not persisted unless you save them in your account. We keep aggregate counters only, no PII, no third-party trackers.
Is billing monthly?
Yes. Everything is monthly, with no commitment: each tool costs €3 or €5 per month. Payments are handled by Paddle (card, PayPal, Apple/Google Pay).
What happens if I exceed my API credits?
Every free account gets 30 API credits per month, 50,000 with the Pack. Monitoring tools have no cap: each tool beyond the free one is billed per unit.
What payment methods do you accept?
Credit card (Visa, Mastercard, Amex), PayPal, Apple Pay and Google Pay via our billing partner Paddle. Enterprise contracts support wire transfer and SEPA.
How does DMARC reporting work?
We parse rua and ruf reports in real time, deduplicate senders, expose failures with actionable signals and alert you when alignment breaks. EU hosting, no resale.
Do you support SSO?
Yes on Agency and Enterprise. Okta, Google Workspace and Azure AD are supported out of the box; custom SAML on Enterprise.
By the numbers
- Domains audited this month
- 1.5M+
- DNS queries this month
- 2.3M+
- Resolvers across continents
- 18
- API uptime · last 12 mo
- 99.99%
18 resolvers, 4 continents