mail.heartsutrascience.com - robtex.com

mail.heartsutrascience.com

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:ab10🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3fa4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.63.164Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.16🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.63.164, 172.67.171.16
IPv6 hints2606:4700:3036::ac43:ab10, 2606:4700:3037::6815:3fa4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com

heartsutrascience.com

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:ab10🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3fa4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.63.164Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.16🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarch.ns.cloudflare.com ⭐
NSdina.ns.cloudflare.com
MX_dc-mx.1c6abda3190c.heartsutrascience.com ⭐
TXTv=spf1 +a +mx +ip4:68.66.226.85 include:spf.a2hosting.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.63.164, 172.67.171.16
IPv6 hints2606:4700:3036::ac43:ab10, 2606:4700:3037::6815:3fa4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com
SOAarch.ns.cloudflare.comdns@cloudflare.com serial=2400335939

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DNS History

4 records (4 active, 0 former)

A104.21.63.164172.67.171.162606:4700:3036::ac43:ab102606:4700:3037::6815:3fa4
●A104.21.63.1642026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 03:53:40
● 2026-04-12 18:13:12
●A172.67.171.162026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 03:53:40
● 2026-04-12 18:13:12
●A2606:4700:3036::ac43:ab102026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 03:53:40
● 2026-04-12 18:13:12
●A2606:4700:3037::6815:3fa42026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 03:53:40
● 2026-04-12 18:13:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...-
heartsutrascience.comdina.ns.cloudflare.com, arch.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.68

NS records: dina.ns.cloudflare.com, arch.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heartsutrascience.com (unsigned zone)

⏱️ Timing

Total: 89ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.171.16, 104.21.63.164
AAAA22606:4700:3037::6815:3fa4, 2606:4700:3036::ac43:ab10
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dina.ns.cloudflare.com, dina.ns.cloudflare.com, dina.ns.cloudflare.com...)

Analysis

IP Addresses

mail.heartsutrascience.com resolves to four IP numbers: 2606:4700:3036::ac43:ab10, 2606:4700:3037::6815:3fa4, 104.21.63.164 and 172.67.171.16.

Other host names such as facecontrol.com.br, wileyglobalresearch.com, inakaudon.com, 855805.com and claudia-lopez.com share IPs with mail.heartsutrascience.com.