`mail.durascience.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:4a68^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:9d32^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.74.104^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.157.50^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.74.104, 172.67.157.50
		IPv6 hints	2606:4700:3033::6815:4a68, 2606:4700:3036::ac43:9d32
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com

`durascience.com`

	DNSSEC	⚠️ Not signed
	A	31.43.160.6^{🇺🇦 Amazon31.43.160.0/24 EC2 Prefix}
	A	31.43.161.6^{🇺🇦 Amazon31.43.161.0/24 EC2 Prefix}
	NS	`angelina.ns.cloudflare.com` ⭐
	NS	`piers.ns.cloudflare.com`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
	MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
	MX	`alt3.aspmx.l.google.com`⁽³⁰⁾
	MX	`alt4.aspmx.l.google.com`⁽³⁰⁾
	TXT	`v=spf1 a mx ip4:74.48.140.222 ~all`
	SOA	`angelina.ns.cloudflare.com`dns@cloudflare.com serial=2400165858

Previously MX for

durascience.com

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🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net...	-
durascience.com	angelina.ns.cloudflare.com, piers.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.16

NS records: angelina.ns.cloudflare.com, piers.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for durascience.com (unsigned zone)

⏱️ Timing

Total: 330ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.157.50, 104.21.74.104`
AAAA	2	`2606:4700:3036::ac43:9d32, 2606:4700:3033::6815:4a68`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by mail.durascience.com: 2606:4700:3033::6815:4a68, 2606:4700:3036::ac43:9d32, 104.21.74.104 and 172.67.157.50.

other host names including www.iisbeitalia.org.cdn.cloudflare.net, enjoycheshireweddings.co.uk, ekru.in, bmerrystudio.com and j880.cn share IP numbers with mail.durascience.com.

mail.durascience.com - robtex.com