coolstack.app - dns.ninja
coolstack.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a02:a40:31c:200::88🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| A | 212.158.139.88🇨🇿 BlueTone-AS212.158.128.0/19 BlueTone-CRa-CZ First address block | ||||||
| NS | ns1.actve.net ⭐ | ||||||
| A | 2a02:a40:31c:200::53🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns1.actve.net | ||||||
| A | 212.158.139.53🇨🇿 BlueTone-AS212.158.128.0/19 BlueTone-CRa-CZ First address block | ||||||
| PTR | ns1.actve.net | ||||||
| NS | ns2.actve.net | ||||||
| A | 2a01:4f8:c17:e668::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns2.actve.net | ||||||
| A | 168.119.56.143🇩🇪 Hetzner168.119.0.0/16 HETZNER-DC | ||||||
| PTR | ns2.actve.net | ||||||
| SOA | ns1.actve.nethostmaster@actve.net serial=1786826434 | ||||||
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
Same first word
Similar names
alcostock.ee |
stackcool.com |
lostockac.co.uk |
locastock.com |
stockcola.com |
locastock.fr |
colostack.dev |
coalstock.com |
alcostock.com |
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●A212.158.139.882026-08-18 → 2026-08-29 · 2 obs
● 2026-08-29 22:56:30
●A2a02:a40:31c:200::882026-08-18 → 2026-08-29 · 2 obs
● 2026-08-29 22:56:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com... | - |
| coolstack.app | ns1.actve.net, ns2.actve.net | - |
✅ Authoritative Response
Server:212.158.139.53
NS records: ns1.actve.net, ns2.actve.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coolstack.app (unsigned zone)
⏱️ Timing
Total: 1103ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.158.139.88 |
| AAAA | 1 | 2a02:a40:31c:200::88 |
| NS | 2 | ns1.actve.net, ns2.actve.net |
| SOA | 1 | ns1.actve.net hostmaster.actve.net |
Analysis
IP Addresses
coolstack.app points to the IP addresses 212.158.139.88 and 2a02:a40:31c:200::88
Name Servers
coolstack.app is served by two delegated name servers, ns1.actve.net and ns2.actve.net.
coolstack.app has the same name server delegation as a number of other domains, such as pigyshop.cz, leosmares.sk, youradio.cz and two more.
The DNS delegation for coolstack.app at least partly coincides with that of other domains, afterparty.sk being one example.
Each of the two host names carries two IP addresses: ns1.actve.net points to 212.158.139.53 and 2a02:a40:31c:200::53, and ns2.actve.net points to 168.119.56.143 and 2a01:4f8:c17:e668::1.