🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`opalstack.app`

DNSSEC	⚠️ Not signed
A	96.126.98.11^{🇺🇸 AKAMAI-LINODE-AP96.126.96.0/21 Akamai Technologies}
		PTR	`vps409.opalstack.com`
NS	`ns3.us.opalstack.com` ⭐
		A	45.56.74.5^{🇺🇸 AKAMAI-LINODE-AP45.56.64.0/20 Akamai Technologies}
			PTR	`ns3.us.opalstack.com`
NS	`ns1.de.opalstack.com` ⚠️ Not in zone NS records
		A	139.162.174.250^{🇩🇪 AKAMAI-LINODE-AP139.162.160.0/19 Akamai Technologies}
			PTR	`ns1.de.opalstack.com`
NS	`ns1.sg.opalstack.com` ⚠️ Not in zone NS records
		A	172.104.188.200^{🇸🇬 AKAMAI-LINODE-AP172.104.160.0/19 Akamai Technologies}
			PTR	`ns1.sg.opalstack.com`
NS	`ns1.us.opalstack.com`
		A	45.79.107.55^{🇺🇸 AKAMAI-LINODE-AP45.79.96.0/20 Akamai Technologies}
			PTR	`ns1.us.opalstack.com`
NS	`ns2.de.opalstack.com` ⚠️ Not in zone NS records
		A	139.162.223.59^{🇬🇧 AKAMAI-LINODE-AP139.162.192.0/19 Akamai Technologies}
			PTR	`ns2.de.opalstack.com`
NS	`ns2.sg.opalstack.com` ⚠️ Not in zone NS records
		A	172.104.121.212^{🇯🇵 AKAMAI-LINODE-AP172.104.96.0/19 Akamai Technologies}
			PTR	`li1731-212.members.linode.com`
NS	`ns2.us.opalstack.com`
		A	23.92.21.232^{🇺🇸 AKAMAI-LINODE-AP23.92.16.0/21 Akamai Technologies}
			PTR	`ns2.us.opalstack.com`
NS	`ns3.de.opalstack.com` ⚠️ Not in zone NS records
		A	139.162.190.189^{🇩🇪 AKAMAI-LINODE-AP139.162.160.0/19 Akamai Technologies}
			PTR	`ns3.de.opalstack.com`
NS	`ns3.sg.opalstack.com` ⚠️ Not in zone NS records
		A	139.162.33.52^{🇸🇬 AKAMAI-LINODE-AP139.162.32.0/19 Akamai Technologies}
			PTR	`ns3.sg.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`
SOA	`ns3.us.opalstack.com`hostmaster@opalstack.app 2026-11-02 #6

`app`

	DNSSEC	⚠️ Not signed
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Same first word

opalstack.dev

opalstack.co

opalstack.uk

opalstack.org

opalstack.social

opalstack.com

opalstack.live

opalstack.app

Similar names

Previous names

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DNS History

14 records (12 active, 2 former)

●NSns1.de.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●NSns1.sg.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●NSns1.us.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●NSns2.de.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●NSns2.sg.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●NSns2.us.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●NSns3.de.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●NSns3.sg.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●NSns3.us.opalstack.com2026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

●MXmx1.de.opalstack.com2026-10-27 → 2026-11-11 · 5 obs

○ 2026-08-20 01:59:48
● 2026-10-27 20:36:38
○ 2026-10-31 01:03:44
● 2026-11-11 02:54:14
● 2026-11-11 03:07:04

○MXmx1.us.opalstack.com2026-08-20 → 2026-10-31 · 5 obs

● 2026-08-20 01:59:48
○ 2026-10-27 20:36:38
● 2026-10-31 01:03:44
○ 2026-11-11 02:54:14
○ 2026-11-11 03:07:04

●MXmx2.de.opalstack.com2026-10-27 → 2026-11-11 · 5 obs

○ 2026-08-20 01:59:48
● 2026-10-27 20:36:38
○ 2026-10-31 01:03:44
● 2026-11-11 02:54:14
● 2026-11-11 03:07:04

○MXmx2.us.opalstack.com2026-08-20 → 2026-10-31 · 5 obs

● 2026-08-20 01:59:48
○ 2026-10-27 20:36:38
● 2026-10-31 01:03:44
○ 2026-11-11 02:54:14
○ 2026-11-11 03:07:04

●A96.126.98.112026-08-20 → 2026-11-11 · 2 obs

● 2026-08-20 01:59:48
● 2026-11-11 03:07:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
opalstack.app	ns3.de.opalstack.com, ns2.us.opalstack.com, ns1.sg.opalstack.com, ns3.us.opalstack.com...	-

✅ Authoritative Response

Server:139.162.174.250

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 4488ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`96.126.98.11`
NS	3	`ns3.de.opalstack.com, ns2.de.opalstack.com...`
MX	2	`mx1.us.opalstack.com (pri: 10), mx2.us.opalstack.com (pri: 10)`
TXT	1	`v=spf1 include:spf.opalstack.com ~all`
SOA	1	`ns3.de.opalstack.com hostmaster.opalstac`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

opalstack.app directs to one IP number, which is 96.126.98.11.

Among the host names that share IP numbers with opalstack.app are autonomousrobot.dev, autonomousbay.app, small8smart.dev and two others.

Name Servers

The DNS delegation for opalstack.app covers 9 name servers: ns1.de.opalstack.com, ns2.de.opalstack.com, ns3.de.opalstack.com and 6 more.

At least some of opalstack.app's name servers are shared with other domains, for example veia.it, herplogs.com, jscaux.org and two more.

These name servers tend to co-occur with ns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com and 3 other name servers in the same DNS delegations.

Hosts that resolve to one IP address:

ns1.de.opalstack.com points to the IP address 139.162.174.250.

ns2.de.opalstack.com points to the IP address 139.162.223.59.

ns3.de.opalstack.com points to the IP address 139.162.190.189.

ns1.sg.opalstack.com points to the IP address 172.104.188.200.

ns2.sg.opalstack.com points to the IP address 172.104.121.212.

ns3.sg.opalstack.com points to the IP address 139.162.33.52.

ns1.us.opalstack.com points to the IP address 45.79.107.55.

ns2.us.opalstack.com points to the IP address 23.92.21.232.

ns3.us.opalstack.com points to the IP address 45.56.74.5.

Mail Servers

The MX records for opalstack.app point to two mail servers: mx1.de.opalstack.com and mx2.de.opalstack.com.

opalstack.app has the same mail server arrangement as a number of other domains, for example bloodhoundfilms.co.uk, aperiodistasgranada.es, wigglymuff.com and two more.

opalstack.app overlaps on mail servers with certain other domains, humanleg.org.uk among them.

Hosts with two IP numbers each:

mx1.de.opalstack.com maps to two IP addresses — 139.162.189.90 and 2a01:7e01:e001:856::1.

Hosts that resolve to one IP address:

mx2.de.opalstack.com points to the IP address 178.162.221.165.

opalstack.app - robtex.com

opalstack.app

app

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`opalstack.app`

`app`