`mfa-linkedin.com`

DNSSEC	⚠️ Not signed
NS	`ns1.dyna-ns.net` ⭐
		A	2400:cb00:2049:1::a29f:1a5c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b9e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.92^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
		A	162.159.27.158^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
NS	`ns2.dyna-ns.net`
		A	2400:cb00:2049:1::a29f:1805^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1905^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.5^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
		A	162.159.25.5^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
MX	`mx1.titan.email` ⭐
		A	3.223.93.12^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-223-93-12.compute-1.amazonaws.com`
		A	34.195.53.246^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-195-53-246.compute-1.amazonaws.com`
		A	34.196.168.106^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-196-168-106.compute-1.amazonaws.com`
MX	`mx2.titan.email`⁽²⁰⁾
		A	3.223.93.12^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-223-93-12.compute-1.amazonaws.com`
		A	34.195.53.246^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-195-53-246.compute-1.amazonaws.com`
		A	34.196.168.106^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-196-168-106.compute-1.amazonaws.com`
TXT	`v=spf1 include:spf.titan.email ~all`
SOA	`ns1.dyna-ns.net`hostmaster@mfa-linkedin.com 2026-03-02 #3

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776189137

Same first word

mfa-linkedin.com

DNS History

4 records (4 active, 0 former)

●NSns1.dyna-ns.net2026-03-19 → 2026-04-14 · 2 obs

● 2026-03-19 12:33:58
● 2026-04-14 18:10:42

●NSns2.dyna-ns.net2026-03-19 → 2026-04-14 · 2 obs

● 2026-03-19 12:33:58
● 2026-04-14 18:10:42

●MXmx1.titan.email2026-03-19 → 2026-04-14 · 2 obs

● 2026-03-19 12:33:58
● 2026-04-14 18:10:42

●MXmx2.titan.email2026-03-19 → 2026-04-14 · 2 obs

● 2026-03-19 12:33:58
● 2026-04-14 18:10:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net...	-
mfa-linkedin.com	ns2.dyna-ns.net, ns1.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.24.5

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mfa-linkedin.com (unsigned zone)

⏱️ Timing

Total: 285ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.dyna-ns.net, ns2.dyna-ns.net`
MX	2	`mx1.titan.email (pri: 10), mx2.titan.email (pri: 20)`
TXT	1	`v=spf1 include:spf.titan.email ~all`
SOA	1	`ns1.dyna-ns.net hostmaster.mfa-linkedin.`

Analysis

Name Servers

mfa-linkedin.com is delegated to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.

mfa-linkedin.com shares the same name server setup as other domains, for example 09853.my, hmang.com, bit.global, airbgnb.com and reelsignal.de.

Host names with four IP numbers:

ns1.dyna-ns.net resolves to: 2400:cb00:2049:1::a29f:1a5c, 2400:cb00:2049:1::a29f:1b9e, 162.159.26.92 and 162.159.27.158.

ns2.dyna-ns.net resolves to: 2400:cb00:2049:1::a29f:1805, 2400:cb00:2049:1::a29f:1905, 162.159.24.5 and 162.159.25.5.

Mail Servers

mfa-linkedin.com is handled by two mail servers: mx1.titan.email and mx2.titan.email.

mfa-linkedin.com shares the same mail server setup as other domains, for instance floppynet.co.uk, osku.com, digitizingcode.com, codr.me and goimobi.com.