Pricing

Simple, transparent pricing

Start free. Upgrade for more sites, DNS & DNSSEC monitoring, and alerts tuned to cut the noise.

Free

Personal projects and trying Certly.

$0

 

· 2 monitored sites
· Email notifications
· Daily checks
· 30-day expiry alert
· Domain suspension alerts (registry status)
· No history
· No DNS monitoring
Monitor 2 sites free

No credit card required

Pro Popular

Individual developers and small agencies.

$10 / mo

billed $120 / yr

· 25 monitored sites
· Email, Slack, Discord, Webhook
· Checks every 6 hours
· Staged alerts: 30 / 14 / 7 / 1 day
· 90-day history
· DNS & DNSSEC monitoring (30-day activity)
· Domain suspension & outage alerts — NXDOMAIN + registry diagnosis
· Email spoofing protection checks (DMARC / SPF)
· Tunable DNS alerts — mute or critical-only
Start with Pro

Cancel anytime

Business

Agencies managing multiple client sites.

$32.50 / mo

billed $390 / yr

· 150 monitored sites
· Email, Slack, Discord, Webhook
· Checks every 6 hours
· Staged alerts: 30 / 14 / 7 / 1 day
· 1-year history
· DNS & DNSSEC monitoring (1-year activity)
· Domain suspension & outage alerts — NXDOMAIN + registry diagnosis
· Email spoofing protection checks (DMARC / SPF)
· Tunable DNS alerts — mute or critical-only
· Client grouping
Start with Business

Cancel anytime

Feature comparison

Free Pro Business
Monitored sites 2 25 150
Notification channels Email Email, Slack, Discord, Webhook Email, Slack, Discord, Webhook
Check frequency Daily Every 6 hours Every 6 hours
Alert stages 30 days 30 / 14 / 7 / 1 day 30 / 14 / 7 / 1 day
History — 90 days 1 year
DNS & DNSSEC monitoring — ✓ ✓
Domain suspension detection Registry status Registry status + NXDOMAIN diagnosis Registry status + NXDOMAIN diagnosis
DNS change history — 30 days 1 year
Email spoofing protection (DMARC / SPF) One-time check Continuous + alerts Continuous + alerts
DNS alert tuning (mute / critical-only) — ✓ ✓
Client grouping — — ✓
No credit card required for Free
Cancel anytime — no lock-in
Upgrade or downgrade at any time