Is 51.ca down?
It's just you. 51.ca is up.
Threat intelligence
What major security databases say about this domain.
Security assessment
The threat assessment for the domain 51.ca indicates a high level of safety for users. With a perfect trust score and no flags from multiple security databases, visitors can generally feel secure when interacting with this site.
A review of various threat intelligence sources confirms that 51.ca is not associated with any malicious activities. VirusTotal reports no engines flagging the domain, Google Safe Browsing categorizes it as safe, and it is not listed on URLhaus or Spamhaus. Additionally, the IP address is whitelisted by AbuseIPDB, reinforcing the notion that 51.ca is a legitimate and secure site.
While the domain is relatively old, having been registered in 2001, there are some concerns regarding its WHOIS information, as the registrant’s identity is obscured by a privacy service. The site is hosted by Cloudflare, a reputable provider, which typically enhances security. However, the absence of a robots.txt file and a sitemap.xml could indicate a lack of attention to standard web practices, and the site’s focus on the crypto and Web3 category may warrant additional scrutiny due to the inherent risks associated with these fields.
In conclusion, while 51.ca appears to be safe based on its security report, users should remain vigilant, particularly given the site’s association with crypto activities. It is advisable to be cautious of potential phishing attempts or data theft, especially in the context of the cryptocurrency landscape.
Full report
Detailed WHOIS, DNS, infrastructure and SEO breakdown.
Is 51.ca Safe?
Yes — 51.ca appears safe to visit based on our automated security checks.
Is 51.ca Scam or legit?
No — based on our automated checks, 51.ca does NOT show common scam signals and appears legitimate.
General information
| Domain name | 51.ca |
|---|---|
| Registrar | Go Daddy Domains Canada, Inc |
| Registrar abuse contact | [email protected] · +1.4806242505 |
| Registration date | 2001-07-23T14:29:28Z |
| Expiration date | 2029-07-23T04:00:00Z |
| Registrant country | — |
| WHOIS owner | Hidden identity withheld via Cloudflare Privacy |
| Domain age | 9086 days |
| IP address | 172.66.134.40 |
| Hosted in | Toronto, CA |
| Hosting provider | Cloudflare, Inc. |
| Tranco rank | #82,024 Top 100k (as of 2026-06-07) · free Alexa-replacement from tranco-list.eu |
Google search preview
Security & safety
| Google Safe Browsing | SAFE |
|---|---|
| VirusTotal | 0 / 0 engines flagged |
| URLhaus | Not listed |
| Spamhaus DBL | Not listed |
| AbuseIPDB confidence | 0/100 (IP whitelisted by AbuseIPDB) |
| AlienVault OTX | 0 threat pulses |
| Detected category | Crypto / Web3 site |
Abuse signals (AbuseIPDB)
| Whitelisted | Yes — trusted IP (e.g. Google, Cloudflare) |
|---|---|
| Total reports (90 days) | 0 |
| Distinct reporters | 0 (unique users — higher = stronger signal) |
| Usage type | Content Delivery Network |
DNS records
| A | 172.66.134.40 TTL 300 |
|---|---|
| A | 172.66.138.94 TTL 300 |
| MX | aspmx3.googlemail.com pri 10 |
| MX | alt2.aspmx.l.google.com pri 5 |
| MX | aspmx2.googlemail.com pri 10 |
| MX | aspmx.l.google.com pri 1 |
| MX | alt1.aspmx.l.google.com pri 5 |
| NS | jule.ns.cloudflare.com |
| NS | dane.ns.cloudflare.com |
| TXT | v=spf1 include:amazonses.com include:_spf.google.com include:sendgrid.net ~all |
| TXT | google-site-verification=8dEewGyIp9pIhC_m77OhDw-I1UHVDb_oj7pMHjaap74 |
| TXT | google-site-verification=q1VtuS8ZgeXuiUBJW0zunmncm5dsWY4U0-t78yqAP8g |
| TXT | google-site-verification=h5SUpL8Gn9gjiQXvOb5E6NZF-zCTmNrYAdO2IOfaq1Q |
SEO analysis
| Title tag |
"加国无忧 - 加拿大华人网上家园" (16 chars) Too short. |
|---|---|
| Meta description |
"加国无忧 51.CA,面向加拿大华人的生活信息网站,旨在为新老移民、留学生提供自由交流的平台。突出互动、实用和免费的特性,服务内容涵盖华人生活的各个方面。" (77 chars) Good length. |
| H1 tags | — |
| H2 tags | — |
| Site loading time | 0.40s |
| robots.txt | Missing |
| sitemap.xml | Missing |
| Favicon | Present |
| Broken links | 1 |
| Images | 208 total, 78 missing ALT |
| Flash | Not used |
| iFrames / frames | 0 |
| Google Analytics | Not detected |
| Google AdSense | Not detected |
| CSS files | 6 files — 3 / 6 minified
|
| JS files | 19 files — 3 / 19 minified
|
| External links | 34 |
| Internal links | 326 |
Most common keywords
classname 1206 children 998 null 910 https 736 div 684 black 374 href 361 width 314 height 314 u0026amp 297