mail.rockstack.org - dns.ninja

`mail.rockstack.org`

DNSSEC	⚠️ Not signed
A	74.208.169.104^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
		PTR	`mail.rockstack.org`

`rockstack.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:309f^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9a53^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.48.159^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.154.83^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`emma.ns.cloudflare.com` ⭐
NS	`hayes.ns.cloudflare.com`
MX	`mail.rockstack.org` ⭐
TXT	`v=spf1 mx ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.48.159, 172.67.154.83
		IPv6 hints	2606:4700:3034::6815:309f, 2606:4700:3035::ac43:9a53
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=37, name=cloudflare-ech.com
SOA	`emma.ns.cloudflare.com`dns@cloudflare.com serial=2408680420

PTR for

104.169.208.74.in-addr.arpa

MX for

rockstack.org

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DNS History

1 record (1 active, 0 former)

●A74.208.169.1042026-03-22 → 2026-07-05 · 2 obs

● 2026-03-22 14:47:48
● 2026-07-05 03:17:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
rockstack.org	hayes.ns.cloudflare.com, emma.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.245

NS records: hayes.ns.cloudflare.com, emma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rockstack.org (unsigned zone)

⏱️ Timing

Total: 480ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.169.104`

Analysis

Mail Server Role

Mail for rockstack.org is routed through the mail server mail.rockstack.org.

IP Addresses

mail.rockstack.org has exactly one IP address — 74.208.169.104.