cardiacsoftware.com - robtex.com
cardiacsoftware.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.crazydomains.com ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::a29f:1807🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | e.ns.zerigo.net | ||||||
| A | 162.159.24.7Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.crazydomains.com ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::a29f:1981🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | ns3.linode.com | ||||||
| A | 162.159.25.129Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
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.netnstld@verisign-grs.com serial=1785198837 | ||||||
Same first word
cardiacsoftware.com |
DNS History
4 records (2 active, 2 former)
●NSns1.crazydomains.com2026-02-25 → 2026-07-28 · 2 obs
● 2026-07-28 00:37:16
●NSns2.crazydomains.com2026-02-25 → 2026-07-28 · 2 obs
● 2026-07-28 00:37:16
○A192.185.4.532019-03-18 → 2019-03-18 · 4 obs
● 2019-03-18 01:09:56
○ 2026-02-25 17:37:34
○ 2026-07-28 00:37:16
○A74.220.199.62015-07-09 → 2017-02-11 · 4 obs
● 2017-02-11 11:57:52
○ 2019-03-18 01:09:56
○ 2026-07-28 00:37:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cardiacsoftware.com | ns1.crazydomains.com, ns2.crazydomains.com | 8 records |
✅ Authoritative Response
Server:162.159.25.129
NS records: ns1.crazydomains.com, ns2.crazydomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cardiacsoftware.com (unsigned zone)
⏱️ Timing
Total: 659ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns1.crazydomains.com, ns1.crazydomains.com, ns1.crazydomains.com...)
Analysis
Name Servers
DNS delegation for cardiacsoftware.com points to two name servers: ns1.crazydomains.com and ns2.crazydomains.com.
cardiacsoftware.com has the same name server delegation as a number of other domains, such as portablebrakecontrollers.com, leighdillon.com, babysafe.com.au and two more.
There is at least partial name server overlap between cardiacsoftware.com and other domains — lawtram.com, quantumautomation.co.nz, allegromusicstudio.co.nz and two more among them.
These name servers regularly appear alongside ns1.openhost.co.nz, ns2.openhost.co.nz, ns3.openhost.co.nz and 6 other name servers in NS record sets.
ns1.crazydomains.com directs to 162.159.24.7 and 2400:cb00:2049:1::a29f:1807. ns2.crazydomains.com directs to 162.159.25.129 and 2400:cb00:2049:1::a29f:1981. Each host name carries two IP addresses.