Rank #15Updated November 10, 2026
youtu.be
The site runs on Google Fonts, Content Security Policy, HSTS and 1 other technologies. Its email security grade is C. Its SSL certificate is issued by Google Trust Services and is valid for 51 more days.
- Domain age
- —
- Technologies
- 4
- Email security
- C
- SSL days left
- 51
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 192.178.183.91 | 75 |
| A | 192.178.183.190 | 75 |
| A | 192.178.183.136 | 75 |
| A | 192.178.183.93 | 75 |
| MX | smtp.google.com 0 | 300 |
| MX | gmr-smtp-in.l.google.com 10 | 300 |
| NS | ns2.google.com | 344681 |
| NS | ns3.google.com | 344681 |
| NS | ns4.google.com | 344681 |
| NS | ns1.google.com | 344681 |
| CAA | issue 0 pki.goog | 86400 |
| TXT | google-site-verification=2pAxAvJeUmVBMOlonVG64CJkyohWmC1IUEzV7eMshsI | 3600 |
| TXT | v=spf1 ip4:208.117.224.0/19 ip4:208.65.152.0/22 ip4:64.15.112.0/20 include:google.com mx ~all | 3600 |
| AAAA | 2a00:1450:4001:c25::be | 1 |
| AAAA | 2a00:1450:4001:c25::5b | 1 |
| AAAA | 2a00:1450:4001:c25::88 | 1 |
| AAAA | 2a00:1450:4001:c25::5d | 1 |
Technology stack
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, WE2, Google Trust Services |
| Expires | December 31, 2026 |
| Days remaining | 51 |
| Protocol | TLSv1.3 |
| Names | *.google.com, *.appengine.google.com, *.bdn.dev, *.origin-test.bdn.dev, *.cloud.google.com, *.crowdsource.google.com, *.datacompute.google.com, *.google.ca, *.google.cl, *.google.co.in, *.google.co.jp, *.google.co.uk |
Email security
CScore 68/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
- warnNo DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
- goodSPF record found.
- goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
- goodDMARC policy is reject: mail that fails authentication is blocked.
- goodDMARC aggregate reports are sent to mailto:[email protected].
- good2 MX record(s) found. Mail is handled by Google Workspace.
About youtu.be
What technology does youtu.be use?
We detected 4 technologies on youtu.be, including Google Fonts, Content Security Policy, HSTS, YouTube.
Does youtu.be protect its email with SPF and DMARC?
youtu.be scores 68/100 (grade C) for email security. No DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
What are the name servers of youtu.be?
youtu.be uses ns2.google.com, ns3.google.com, ns4.google.com, ns1.google.com.