🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`substack4business.com`

DNSSEC	⚠️ Not signed
A	2a02:4780:b:1711:0:3119:b720:7^{🇺🇸 IIHOS0012a02:4780:b::/48 HOSTINGER US}
A	156.67.64.118^{🇺🇸 IIHOS001156.67.64.0/20 HOSTINGER US}
NS	`aurora.dns-parking.com` ⭐
		A	2606:4700:52::ac40:34c5^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aurora.dns-parking.com`
		A	172.64.52.197^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aurora.dns-parking.com`
NS	`nebula.dns-parking.com`
		A	2606:4700:5a::ac40:35e7^{🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nebula.dns-parking.com`
		A	172.64.53.231^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nebula.dns-parking.com`
MX	`mx1.titan.email` ⭐
		A	3.219.6.73^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-219-6-73.compute-1.amazonaws.com`
		A	100.52.2.139^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-52-2-139.compute-1.amazonaws.com`
		A	184.72.253.45^{🇺🇸 Amazon184.72.128.0/17 IAD prefix}
			PTR	`ec2-184-72-253-45.compute-1.amazonaws.com`
MX	`mx2.titan.email`⁽²⁰⁾
		A	3.219.6.73^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-219-6-73.compute-1.amazonaws.com`
		A	100.52.2.139^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-52-2-139.compute-1.amazonaws.com`
		A	184.72.253.45^{🇺🇸 Amazon184.72.128.0/17 IAD prefix}
			PTR	`ec2-184-72-253-45.compute-1.amazonaws.com`
TXT	`v=spf1 include:spf.titan.email ~all`
SOA	`aurora.dns-parking.com`dns@hostinger.com 2026-08-13 #1

`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=1787020104

Same first word

substack4business.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSaurora.dns-parking.com2026-08-17 → 2026-08-18 · 2 obs

● 2026-08-17 15:51:14
● 2026-08-18 02:46:44

●NSnebula.dns-parking.com2026-08-17 → 2026-08-18 · 2 obs

● 2026-08-17 15:51:14
● 2026-08-18 02:46:44

●MXmx1.titan.email2026-08-17 → 2026-08-18 · 2 obs

● 2026-08-17 15:51:14
● 2026-08-18 02:46:44

●MXmx2.titan.email2026-08-17 → 2026-08-18 · 2 obs

● 2026-08-17 15:51:14
● 2026-08-18 02:46:44

●A156.67.64.1182026-08-17 → 2026-08-18 · 2 obs

● 2026-08-17 15:51:14
● 2026-08-18 02:46:44

●A2a02:4780:b:1711:0:3119:b720:72026-08-17 → 2026-08-18 · 2 obs

● 2026-08-17 15:51:14
● 2026-08-18 02:46:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
substack4business.com	aurora.dns-parking.com, nebula.dns-parking.com	4 records

✅ Authoritative Response

Server:172.64.53.231

NS records: aurora.dns-parking.com, nebula.dns-parking.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substack4business.com (unsigned zone)

⏱️ Timing

Total: 182ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.67.64.118`
AAAA	1	`2a02:4780:b:1711:0:3119:b720:7`
NS	2	`nebula.dns-parking.com, aurora.dns-parking.com`
MX	2	`mx2.titan.email (pri: 20), mx1.titan.email (pri: 10)`
TXT	1	`v=spf1 include:spf.titan.email ~all`
SOA	1	`aurora.dns-parking.com dns.hostinger.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (aurora.dns-parking.com, aurora.dns-parking.com, nebula.dns-parking.com...)

Analysis

IP Addresses

substack4business.com has two IP addresses: 156.67.64.118 and 2a02:4780:b:1711:0:3119:b720:7

Name Servers

substack4business.com uses two name servers for its delegation: aurora.dns-parking.com and nebula.dns-parking.com.

substack4business.com shares its NS records with other domains, for example atgitsin.com, toopunstofail.com, bajwaindustries.com and two others.

The two host names aurora.dns-parking.com and nebula.dns-parking.com each have a pair of IP addresses: aurora.dns-parking.com has 172.64.52.197 and 2606:4700:52::ac40:34c5, and nebula.dns-parking.com has 172.64.53.231 and 2606:4700:5a::ac40:35e7.

Mail Servers

substack4business.com is served by two mail servers, mx1.titan.email and mx2.titan.email.

Among the domains sharing a mail server setup with substack4business.com are samtak.net, biochemhelp.com, attivasaude.com.br and two others.

Each of mx1.titan.email and mx2.titan.email has three IP addresses: 3.219.6.73, 100.52.2.139 and 184.72.253.45.

Both mx1.titan.email and mx2.titan.email resolve to 3.219.6.73 IP addresses each.

Both mx1.titan.email and mx2.titan.email resolve to 100.52.2.139 IP addresses each.

Both mx1.titan.email and mx2.titan.email resolve to 184.72.253.45 IP addresses each.

substack4business.com - robtex.com