Get an email when its DNS, website or certificate changes.
ctrf.io serves a website of its own over HTTPS. It answers on IPv4 only, with a valid TLS certificate and MX records for mail.
2,974 other domains share an IP address with it.
The most recent crawl returned the page title “Common Test Report Format” and 31,339 bytes of HTML.
| Property | Value | Explanation |
|---|---|---|
| Top-level domain | .io | Statistics for all domains we know under this TLD. |
| Has website | yes | A website is hosted under the domain, which does not redirect to an external domain. |
| Has MX-record | yes | The domain has an MX record. |
| External redirect | no | The domain redirects to another domain. |
| Redirect to https | yes | The domain redirects to https. |
| Redirect to www. | no | The domain redirects to www.domain. |
| Only with www. | no | The domain can only be reached with the subdomain "www". |
| Only DNS, no website | no | There are no A or AAAA records in DNS. |
| IP-Address | only IPv4 | Shows whether the domain only has IPv4 or IPv6 or both. |
| SSL-Certificate | valid | Shows whether the domain has a valid SSL certificate. |
| Redirects | 0 | Number of domains that redirect to this domain. |
| Reverse IP | 2,974 | Number of domains with the same IP(s). |
The data on this page is also available as JSON: /lookup for the
key facts, /reverseip, /redirect and /similar
for the lists, and /dnshistory with Basic and Premium. A free account
comes with an API key and 100 calls a day.
curl -X POST https://api.webxtrend.com/v1.0/lookup \
-H 'Content-Type: application/json' \
-d '{"token": "YOUR_TOKEN", "query": "ctrf.io"}'
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