Fixed limits, nothing metered

The DNSSpy alternative that watches expiry too

DNSSpy monitors DNS — records, propagation, DNSSEC and configuration problems — and alerts when something changes or breaks. It is a specialist tool for a specialist problem, and DNS is not the same thing as domain expiry.

Free plan forever · No credit card · Set up in under a minute

Is MonitoringDaddy a real DNSSpy alternative?

For domain expiry warnings alongside uptime, certificates and page monitoring, yes. DNSSpy is the better tool if you need DNS record monitoring, propagation checking or DNSSEC validation, none of which we do.

The trigger

Why people look for a DNSSpy alternative

DNS versus domain expiry

A changed A record and a lapsed registration are different failures that both live under "domain monitoring".

Most teams need the expiry warning

DNS problems are usually caused by a change someone made. Expiry happens on its own.

Everything else needs watching too

Uptime, certificates and page content.

Side by side

DNSSpy vs MonitoringDaddy

Green marks the stronger option on that row. Third-party pricing and limits change without notice — treat the DNSSpy column as a starting point and confirm current figures on their site before you decide.

Feature DNSSpy MonitoringDaddy
DNS record monitoring Yes — its purpose No
DNSSEC validation Yes No
Propagation checking Yes No
Domain expiry alerts Verify current scope Yes — attached to any monitor, no extra allowance
Uptime monitoring No Yes, on every plan
SSL expiry monitoring Partial Yes — attached to any monitor, no extra allowance
Website change detection No Yes, with word-level diffs
Cron / heartbeat monitoring No Yes — up to 100 on Pro
Entry paid price Modest — verify on their site $5/mo for 25 of each monitor type
Fair comparison

What DNSSpy does better

Every comparison page on the internet claims the author's product wins on everything. Here is where it does not.

  • Genuine DNS monitoring — records, propagation and DNSSEC — which we do not offer at all.
  • Catches a changed or deleted record, which is a common and damaging failure.
  • Specialist depth on a subject most monitoring tools ignore.

If any of those are load-bearing for your team, staying put is the correct decision and this page has done its job. Monitoring you actually trust beats monitoring that is marginally cheaper.

The product

What you actually get with MonitoringDaddy

Six monitor types and one dashboard. No add-on products, no separate SKUs for the features you assumed were included.

Uptime monitoring

HTTP checks from external infrastructure, as often as every 60 seconds, with downtime and recovery alerts. See the uptime setup guide.

SSL certificate expiry

A dedicated monitor type with configurable advance warnings, so a certificate never lapses because nobody owned the renewal. See SSL expiry monitoring.

Domain expiry

Registration expiry tracked as its own monitor, warning you months ahead. The outage nobody has a runbook for. See domain expiration monitoring.

Content change detection

Alert when a phrase appears or disappears on a page — defacement, stock changes, silent policy edits. See website change detection.

Price monitoring

Watch a competitor or supplier price string and get told the moment it moves. See the price monitoring guide.

Hosted status pages

Public status pages included on every plan, hosted independently of your infrastructure so they stay up when you do not. See hosted status pages.

Alerts from any of these can be routed to email, Slack, Microsoft Teams, Discord, Telegram, Flock or a generic webhook, and a single monitor can carry several channels at once. Everything is available through the REST API on paid plans, so monitors can be created and torn down programmatically rather than clicked through a form.

The decision

Who should switch — and who should stay

Switch if…

  • Your concern is registration expiry rather than DNS records.
  • You need uptime, certificate or content monitoring too.
  • DNS changes are rare in your environment.

Stay on DNSSpy if…

  • You need DNS record or DNSSEC monitoring — a real gap on our side.
  • Propagation checking matters to you.
Pricing

What MonitoringDaddy costs

Flat monthly tiers. No per-seat charges, no credit top-ups, no usage meters — the number below is the whole bill.

PlanMonitorsFastest intervalAlert channelsAPIPrice
Free1Every 30 minutesEmail$0
Founding Member first 20 only25Every 5 minutesEmail + webhook & chatYes$5/mo
Basic10Every 10 minutesEmail + webhook & chatYes$8/mo
Growth50Every 5 minutesEmail + webhook & chatYes$19/mo
Pro100Every 60 secondsEmail + webhook & chatYes$34/mo

Annual billing is cheaper on every paid tier. The pricing page is the authoritative list.

Migration

Moving from DNSSpy without a gap in coverage

There is no automated importer — monitors are re-created by hand, or scripted through the API on paid plans. Budget about a minute per monitor.

1

Audit what you monitor

List every active check: URL, interval, condition and alert recipients. Most teams find monitors nobody needs any more.

2

Re-create the critical ones

Start with revenue-critical URLs. Set the interval, add the condition, attach the channels your team already watches.

3

Run both for a week

Keep DNSSpy live while the new monitors settle. Compare alerts and confirm nothing is missing.

4

Switch over and cancel

Move any public status page across, confirm a clean week of overlap, then cancel the old subscription.

Methodology

How this comparison was put together

This page is written by the team that builds MonitoringDaddy, so treat it as an informed argument rather than a neutral audit. What we can promise is that the claims about our own product are checked against what the software actually does, and the rows where DNSSpy is stronger are marked as such rather than quietly omitted.

Details about DNSSpy come from their public pricing and documentation at the time of writing. Monitoring vendors change plan limits and prices frequently and without announcement, so every third-party figure here carries a "verify on their site" caveat and you should take it seriously before making a decision on cost.

One thing worth stating plainly, because most comparison pages fudge it: MonitoringDaddy checks run from our own infrastructure, which is external to yours, but from a single origin rather than a global probe network. That is enough to catch outages and content changes independently of your stack. It is not enough to tell you a site is down in Frankfurt but up in Ohio. If regional verification is a hard requirement, a larger platform will serve you better and we would rather you knew that now.

Found something out of date or wrong? Tell us and we will correct it.

See it

What an alert actually looks like

Every recorded change is compared word by word and kept with a before-and-after image. This is the real output, shown with worked example data.

competitor.com/pricing Watching: Pricing table
Pro plan — $49 per month
+ Pro plan — $39 per month
+ Save 20% with annual billing

Price fell from $49 to $39, and an annual discount was added.

2 words added · 1 removed · 4.1% of the watched region

retailer.com/product/… Watching: Availability
Out of stock
+ In stock — ships tomorrow
+ Add to basket

The item is available again and the basket button returned.

6 words added · 3 removed · 12.5% of the watched region

supplier.com/subprocessors Watching: Subprocessor list
~ Data is processed in the EUthe EU and the United States
+ Added: Northwind Analytics Inc. (United States)

A new subprocessor was added in another jurisdiction.

9 words added · 2 removed · 1.8% of the watched region

Worked example — not live data. Start monitoring free
Alerts

Where we can reach you

The free plan sends to one email address. Every paid plan adds the chat and webhook channels below, with 2 to 10 destinations depending on the plan. However many alerts you receive, the price does not change — nothing here is metered or charged per alert.

Email Before and after images inline
Browser push On a phone or desktop lock screen
RSS feed Every recorded change, as a feed
SlackPaid Through an incoming webhook
Microsoft TeamsPaid Through an incoming webhook
DiscordPaid Through an incoming webhook
TelegramPaid Straight to a chat or channel
FlockPaid Through an incoming webhook
WebhooksPaid Post to anything you run yourself

There are no voice calls and no SMS. If a phone call at 3am is a hard requirement, say so before you subscribe — we would rather tell you now than refund you later.

FAQ

DNSSpy alternative: your questions answered

Do you monitor DNS records?

No. We watch domain registration expiry, not the records. If a changed A record is what you need to catch, DNSSpy does that and we do not.

What is the difference?

Expiry is the registration lapsing — predictable and preventable. DNS problems are usually a change someone made, and need a different kind of watching.

Do you check DNSSEC?

No.

How does your domain monitoring work?

Domain expiry warnings attach to a monitor at no extra allowance, alongside SSL expiry.

Can I use both?

Yes, and they overlap very little — DNSSpy for records, this for expiry, uptime, certificates and content.

Is there a free plan here?

Yes, free forever: one monitor with domain and SSL warnings, one watched page and one heartbeat.

Keep reading

Compare other monitoring tools

Last updated August 4, 2026 · Written by Amit Gupta, founder of MonitoringDaddy

AG
Written by

Amit Gupta

Amit Gupta is the founder of MonitoringDaddy , a website and infrastructure monitoring platform built by TotosLocal One Private Limited. He writes about uptime, change detection, SSL and domain monitoring, and helps teams keep their websites fast, secure and online.

Try it before you cancel anything.

Set up a monitor on your most important URL and run it alongside DNSSpy for a week. Free plan, no credit card.