us.opalstack.com - dns.ninja

`us.opalstack.com`

DNSSEC	⚠️ Not signed
A	142.91.170.22^{🇺🇸 AS7203142.91.168.0/22 Leaseweb USA, Inc.}
		PTR	`webmail.us.opalstack.com`
MX	`mx1.us.opalstack.com` ⭐
		A	108.62.123.121^{🇺🇸 LEASEWEB-US108.62.120.0/22 Leaseweb USA, Inc.}
			PTR	`mx1.us.opalstack.com`
MX	`mx2.us.opalstack.com` ⭐
		A	2605:fe80:2100:bf03:7::2^{🇺🇸 AS72032605:fe80::/32 Leaseweb USA, Inc. SFO-12 US}
			PTR	`mx2.us.opalstack.com`
		A	23.82.16.244^{🇺🇸 AS720323.82.16.0/21 Leaseweb USA, Inc.}
			PTR	`mx2.us.opalstack.com`
TXT	`v=spf1 include:spf.opalstack.com ~all`

`opalstack.com`

	DNSSEC	⚠️ Not signed
	A	69.164.202.174^{🇺🇸 AKAMAI-LINODE-AP69.164.192.0/20 Akamai Technologies}
	NS	`ns3.us.opalstack.com` ⭐ ⚠️ Not in zone NS records
	NS	`ns1.de.opalstack.com`
	NS	`ns1.us.opalstack.com` ⚠️ Not in zone NS records
	NS	`ns2.de.opalstack.com` ⚠️ Not in parent delegation
	NS	`ns2.us.opalstack.com` ⚠️ Not in zone NS records
	NS	`ns3.de.opalstack.com` ⚠️ Not in parent delegation
	MX	`in1-smtp.messagingengine.com` ⭐
	MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
	TXT	`google-site-verification=WzrntI6ZzEm3RlDlW359wCl-gpm6BrezBOjIbPR8VXo`
	TXT	`openai-domain-verification=dv-QYxTqCgrxqXyjH6Mq1yT6Yn3`
	TXT	`v=spf1 include:enchanthq.net include:spf.messagingengine.com include:spf.opal...`
	TXT	`google-site-verification=B1I3oapiWctRye-MA1iWuUVPmZfZ_fv5U4gVaO0APL4`
	TXT	`stripe-verification=3256c60cc205619f5a92a2b72ad952ecd746127d1575a04d169620e2b...`
	SOA	`ns3.us.opalstack.com`hostmaster@opalstack.com 2026-05-22 #3

rank #168478 globally
rank #70756 in the tld
📈 Tranco rank: #22,112

Subdomains

ns4.us.opalstack.com

ns2.us.opalstack.com

mx2.us.opalstack.com

imap2.us.opalstack.com

mail.us.opalstack.com

ns1.us.opalstack.com

mx1.us.opalstack.com

ns3.us.opalstack.com

webmail.us.opalstack.com

Same first word

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us.education

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us.cisco

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us.edu.pl

us.barclays

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us.com.ph

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us.gov

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us.s3.amazonaws.com

us.edu.vn

us.si

us.marketing

us.s3-website.ca-central-1.amazonaws.com

us.su

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us.biz

us.nu

us.ph

us.tm

us.to

us.edu.kg

us.ht

us.ca

us.akamai.net

us.uk

us.be

DNS History

5 records (3 active, 2 former)

○MXmx1.de.opalstack.com2026-02-17 → 2026-06-04 · 246 obs

○ 2026-02-17 06:47:00
● 2026-02-17 22:40:50
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○ 2026-06-04 17:51:58

●MXmx1.us.opalstack.com2026-02-16 → 2026-06-04 · 247 obs

● 2026-02-16 02:07:52
● 2026-02-17 06:47:00
○ 2026-02-17 22:40:50
● 2026-02-18 07:17:38
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○MXmx2.de.opalstack.com2026-02-17 → 2026-06-04 · 246 obs

●MXmx2.us.opalstack.com2026-02-16 → 2026-06-04 · 247 obs

●A142.91.170.222026-02-16 → 2026-06-04 · 2 obs

● 2026-02-16 02:07:52
● 2026-06-04 17:51:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
opalstack.com	ns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com, ns1.de.opalstack.com	4 records

✅ Authoritative Response

Server:45.56.74.5

NS records: ns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com, ns1.de.opalstack.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opalstack.com (unsigned zone)

⏱️ Timing

Total: 437ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`142.91.170.22`
MX	2	`mx2.us.opalstack.com (pri: 10), mx1.us.opalstack.com (pri: 10)`
TXT	1	`v=spf1 include:spf.opalstack.com ~all`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com...)

Analysis

Hierarchy

ns4.us.opalstack.com, ns2.us.opalstack.com, mx2.us.opalstack.com, imap2.us.opalstack.com, mail.us.opalstack.com and a few other host names are all children of us.opalstack.com.

IP Addresses

us.opalstack.com points to a single IP number: 142.91.170.22.

webmail.us.opalstack.com and ns4.us.opalstack.com are among other host names that share IP numbers with us.opalstack.com.

Mail Servers

us.opalstack.com has two mail servers: mx1.us.opalstack.com and mx2.us.opalstack.com.

us.opalstack.com shares the same mail server setup as other domains, including asisteapp.co, clubvip.esp.st, michaelad(0x636f636b).info and two others.

us.opalstack.com has mail servers in common with other domains — ewb.sg being one example.

Host names with two IP numbers:

mx2.us.opalstack.com has two IP addresses: 23.82.16.244 and 2605:fe80:2100:bf03:7::2.

Host names with one IP number:

mx1.us.opalstack.com directs to 108.62.123.121.