opal21.opalstack.com - dns.ninja

`opal21.opalstack.com`

DNSSEC	⚠️ Not signed
A	23.106.52.221^{🇸🇬 LEASEWEB-APAC-SIN-1123.106.48.0/21 LEASEWEB SINGAPORE PTE. LTD. 18B Keong Saik Road Singapore, 089125}
		PTR	`opal21.opalstack.com`
MX	`mx1.de.opalstack.com` ⭐
		A	2a01:7e01:e001:856::1^{🇩🇪 AKAMAI-LINODE-AP2a01:7e01::/32 Akamai Technologies}
			PTR	`mx1.de.opalstack.com`
		A	139.162.189.90^{🇩🇪 AKAMAI-LINODE-AP139.162.160.0/19 Akamai Technologies}
			PTR	`mx1.de.opalstack.com`
MX	`mx2.de.opalstack.com` ⭐
		A	178.162.221.165^{🇩🇪 LEASEWEB-DE-FRA-10178.162.192.0/18}
			PTR	`mx2.de.opalstack.com`
TXT	`v=spf1 include:spf.opalstack.com ~all`

	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	`v=spf1 include:enchanthq.net include:spf.messagingengine.com include:spf.opal...`
	TXT	`stripe-verification=3256c60cc205619f5a92a2b72ad952ecd746127d1575a04d169620e2b...`
	TXT	`google-site-verification=B1I3oapiWctRye-MA1iWuUVPmZfZ_fv5U4gVaO0APL4`
	TXT	`openai-domain-verification=dv-QYxTqCgrxqXyjH6Mq1yT6Yn3`
	SOA	`ns3.us.opalstack.com`hostmaster@opalstack.com 2026-07-07 #3

rank #133898 globally
rank #57369 in the tld
📈 Tranco rank: #22,349

221.52.106.23.in-addr.arpa

5 records (3 active, 2 former)

●MXmx1.de.opalstack.com2026-02-23 → 2026-07-21 · 6 obs

● 2026-02-23 19:32:30
○ 2026-03-15 14:38:08
○ 2026-06-04 14:01:00
● 2026-06-13 16:22:18
○ 2026-07-20 23:41:00
● 2026-07-21 14:07:08

○MXmx1.us.opalstack.com2026-03-15 → 2026-07-20 · 6 obs

○ 2026-02-23 19:32:30
● 2026-03-15 14:38:08
● 2026-06-04 14:01:00
○ 2026-06-13 16:22:18
● 2026-07-20 23:41:00
○ 2026-07-21 14:07:08

●MXmx2.de.opalstack.com2026-02-23 → 2026-07-21 · 6 obs

● 2026-02-23 19:32:30
○ 2026-03-15 14:38:08
○ 2026-06-04 14:01:00
● 2026-06-13 16:22:18
○ 2026-07-20 23:41:00
● 2026-07-21 14:07:08

○MXmx2.us.opalstack.com2026-03-15 → 2026-07-20 · 6 obs

○ 2026-02-23 19:32:30
● 2026-03-15 14:38:08
● 2026-06-04 14:01:00
○ 2026-06-13 16:22:18
● 2026-07-20 23:41:00
○ 2026-07-21 14:07:08

●A23.106.52.2212026-02-23 → 2026-07-21 · 2 obs

● 2026-02-23 19:32:30
● 2026-07-21 14:07:08

Zone	Nameservers	Glue
com	f.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net...	-
opalstack.com	ns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com, ns1.de.opalstack.com	4 records

Server:45.79.107.55

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

⚠️ Insecure (no DNSSEC)

No DS record for opalstack.com (unsigned zone)

Total: 699ms | Queries: -

Type	Count	Sample Data
A	1	`23.106.52.221`
MX	2	`mx1.de.opalstack.com (pri: 10), mx2.de.opalstack.com (pri: 10)`
TXT	1	`v=spf1 include:spf.opalstack.com ~all`

Total: 4

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

opal21.opalstack.com resolves to one IP address: 23.106.52.221.

nataliejames.com.au, l-c-n.com, almehdar-group.com and two other host names share IP numbers with opal21.opalstack.com.

Mail for opal21.opalstack.com is handled by two mail servers — mx1.de.opalstack.com and mx2.de.opalstack.com.

opal21.opalstack.com uses an identical mail server configuration to several other domains — among them thelsford.com, speedfactory.it, andreaverde.it and two more.

The mail servers of opal21.opalstack.com overlap at least partially with those of other domains, including hospitalrun.io, humanleg.org.uk and 100-downloads.com.

The mail servers mx1.us.opalstack.com and mx2.us.opalstack.com regularly co-occur with these mail servers.

Hostnames that resolve to two IP addresses:

Hosts with just one IP address: