cdn.heartmath.com - robtex.com
cdn.heartmath.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700::6812:e0b🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700::6812:f0b🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.18.14.11Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.18.15.11Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.18.14.11, 104.18.15.11 | ||||||
| IPv6 | 2606:4700::6812:e0b, 2606:4700::6812:f0b | ||||||
heartmath.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700::6812:e0b🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700::6812:f0b🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.18.14.11Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.18.15.11Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | beau.ns.cloudflare.com ⭐ | ||||||
| NS | etta.ns.cloudflare.com | ||||||
| MX | us-smtp-inbound-1.mimecast.com ⭐ | ||||||
| MX | us-smtp-inbound-2.mimecast.com ⭐ | ||||||
| TXT | 1password-site-verification=JESLLA5JKJDG3IRPBFRAAXEVTY | ||||||
| TXT | atlassian-domain-verification=Vuu1lVqD7XqygEJaBFcxPpRhiq8UXcpY24G67fgsVh7OUWc... | ||||||
| TXT | facebook-domain-verification=opuiqj7nluxi3gzw195zcms81czl47 | ||||||
| TXT | google-site-verification=xT6GRnKDz3UoTI3biLwhOv9_mbFT6xn2QwRmFKwXHI4 | ||||||
| TXT | v=spf1 redirect=85hl693g._spf._d.mim.ec | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.18.14.11, 104.18.15.11 | ||||||
| IPv6 | 2606:4700::6812:e0b, 2606:4700::6812:f0b | ||||||
| SOA | beau.ns.cloudflare.comdns@cloudflare.com serial=2398047110 | ||||||
rank #42080 globally
rank #20000 in the tld
WOT: SAFE (68/100)
📈 Tranco rank: #149,096
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.18.14.112026-02-24 → 2026-03-05 · 2 obs
● 2026-02-24 21:49:16
● 2026-03-05 22:18:20
● 2026-03-05 22:18:20
●A104.18.15.112026-02-24 → 2026-03-05 · 2 obs
● 2026-02-24 21:49:16
● 2026-03-05 22:18:20
● 2026-03-05 22:18:20
●A2606:4700::6812:e0b2026-02-24 → 2026-03-05 · 2 obs
● 2026-02-24 21:49:16
● 2026-03-05 22:18:20
● 2026-03-05 22:18:20
●A2606:4700::6812:f0b2026-02-24 → 2026-03-05 · 2 obs
● 2026-02-24 21:49:16
● 2026-03-05 22:18:20
● 2026-03-05 22:18:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net... | - |
| heartmath.com | etta.ns.cloudflare.com, beau.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.192.156
NS records: etta.ns.cloudflare.com, beau.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for heartmath.com (unsigned zone)
⏱️ Timing
Total: 157ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.18.15.11, 104.18.14.11 |
| AAAA | 2 | 2606:4700::6812:e0b, 2606:4700::6812:f0b |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (etta.ns.cloudflare.com, etta.ns.cloudflare.com, etta.ns.cloudflare.com...)
Analysis
IP Addresses
cdn.heartmath.com points to four IP numbers: 2606:4700::6812:e0b, 2606:4700::6812:f0b, 104.18.14.11 and 104.18.15.11.
For instance, other host names click.mail.heartmath.com, siproutes.com, mail.nizahuang.com, webmail.m7group.eu and heartmath.com share IP numbers with cdn.heartmath.com.