Frequently Asked Questions
Find answers to common questions about website monitoring, uptime checks, SSL certificates, notifications, and more. Can't find what you're looking for? Contact our support team.
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General
- How often are checks performed?
- What can you monitor besides websites?
- What timezone is your server configured in?
- [Tool] How to check if your page is down
- How do I update to the latest version of the Oh Dear API
- What is a 'robots.txt' file?
- What are cron jobs and what can you do with them?
- Why links break and how to prevent that from happening?
- What are SSL/TLS certificates and why do I need them?
- What are HTTP status codes?
- Domain expiry date differs from my registrar. Why?
- How does Oh Dear handle large or split sitemaps?
- My site is on a DNS blocklist. What should I do?
- Certificate reported invalid but site loads fine?
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Uptime
- Can I monitor Cloudflare sites?
- How can I monitor wildcard domains?
- Can I monitor authenticated sites?
- Why is my application health check reporting old results?
- What is an uptime monitoring tool?
- What is 24/7 uptime monitoring?
- How to track site uptime?
- What is the KPI for uptime?
- How do you measure uptime?
- What is the benefit of uptime monitoring?
- What is a good system uptime?
- Will an uptime monitor affect SEO?
- Why do you need website performance monitoring?
- Can I adjust downtime periods?
- How can I monitor the origin server?
- How can I check response header names with case sensitivity?
- What could be the reason that my site has poor performance?
- Why should I monitor for downtime?
- Can I choose where Oh Dear checks my site from?
- Oh Dear says my site is down, but it works for me
- How do I configure the uptime check timeout?
- Can I configure which HTTP status codes count as "up"?
- Why do I get alerts right after a maintenance window ends?
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Our Crawler
- Can I add Oh Dear to my robots.txt?
- Does Oh Dear count in your visitor statistics?
- What IPs does Oh Dear monitor from?
- What is the Oh Dear crawler doing in my logs?
- Whitelist Oh Dear IPs or user agent in Cloudflare
- Does the Oh Dear crawler run JavaScript and SPAs?
- Does Oh Dear check external links too?
- Can I exclude URLs from broken links checks?
- What's the crawler page limit on large sites?
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Notifications
- Can I deactivate checks during deployments?
- Do resent webhooks appear in the log?
- How often are webhooks sent?
- Why am I receiving Slack alerts?
- Why didn't I receive any notifications?
- Why is Discord only showing parts of the notification?
- Why doesn't Telegram show notifications?
- Why have my notifications been switched off?
- Where can I find a list of webhook events?
- Which SMS providers does Oh Dear support?
- How do I change the email address that receives alerts?
- Can I silence DNS record change notifications?
- Microsoft deprecated Teams connectors. What now?
- Can I snooze a single check on a monitor?
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Cron Job Monitoring
- Is there a successful task ping rate limit?
- What is a "cron job expression"?
- Why do I only see two events in my cron history?
- Why is my grace time resetting to 5 minutes?
- Why is the cron log missing pings?
- Why does schedule-monitor:sync change my cron?
- How many tasks can I monitor?
- How do I send cron pings from behind a firewall?
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Billing & Account
- Which payment methods do you accept?
- Can we change the email address that receives the invoices?
- Can I create read-only API keys?
- Can I remove the Oh Dear logo from my reports?
- Are you SOC 2 verified?
- Do you have a bug bounty or security contact?
- Can I extend my free trial?
- How do I cancel my Oh Dear subscription?
- How do I update my payment method?
- How do I update my billing address or add a VAT number?
- How do I download my invoices?
- Can I be billed in USD instead of EUR?
- Discounts for nonprofits, students, open source?
- How do I transfer ownership of my Oh Dear team?
- Difference between Admin, Member, and Guest roles?
- How do I delete my account?
- I lost access to my 2FA device. What do I do?
- Which identity providers does Oh Dear support for SSO?
- Do you have a Data Processing Agreement (DPA)?
