`mail.steadfastcontent.com`

DNSSEC	⚠️ Not signed
A	18.235.223.45^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
		PTR	`ec2-18-235-223-45.compute-1.amazonaws.com`

`steadfastcontent.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:c0c^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:d0c^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:4afb^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.12.12^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.13.12^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.74.251^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`abby.ns.cloudflare.com` ⭐
NS	`olof.ns.cloudflare.com`
MX	`mail.steadfastcontent.com` ⭐
MX	`route2.mx.cloudflare.net`⁽⁵⁰⁾
MX	`route1.mx.cloudflare.net`⁽⁷²⁾
TXT	`brevo-code:afb5ad3a7481a79ee8cd7900c9459a0c`
TXT	`google-site-verification=1ilLqsDQ6e4LCVYRr2uZaQ5yR6s0wfXlDmpaviJMyPQ`
TXT	`mailerlite-domain-verification=365a16d04e89fba1f732cbab76fa4758ac11c537`
TXT	`v=spf1 include:_spf.mailersend.net a mx ip4:18.235.223.45 include:_spf.mx.clo...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.26.12.12, 104.26.13.12, 172.67.74.251
		IPv6	2606:4700:20::681a:c0c, 2606:4700:20::681a:d0c, 2606:4700:20::ac43:4afb
SOA	`abby.ns.cloudflare.com`dns@cloudflare.com serial=2397128850

🔒 HSTS Preload (+subdomains)

MX for

steadfastcontent.com

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DNS History

1 record (1 active, 0 former)

●A18.235.223.452026-03-26 → 2026-03-26 · 2 obs

● 2026-03-26 12:25:24
● 2026-03-26 17:14:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
steadfastcontent.com	abby.ns.cloudflare.com, olof.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.51

NS records: abby.ns.cloudflare.com, olof.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for steadfastcontent.com (unsigned zone)

⏱️ Timing

Total: 132ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.235.223.45`

📌 Glue Records Collected

Total: 12

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

Analysis

Mail Server Role

mail.steadfastcontent.com serves as the mail server for steadfastcontent.com.

route1.mx.cloudflare.net and route2.mx.cloudflare.net are commonly used as mail servers together with mail.steadfastcontent.com.

IP Addresses

mail.steadfastcontent.com points to a single IP address: 18.235.223.45.

mail.steadfastcontent.com - robtex.com