observationalheartstudy.com - robtex.com
observationalheartstudy.com
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=1777108501 | ||||||
Same first word
observationalheartstudy.com |
DNS History
5 records (5 active, 0 former)
●NSns1.markmonitor.com2026-02-19 → 2026-04-25 · 2 obs
● 2026-04-25 09:26:34
●NSns2.markmonitor.com2026-02-19 → 2026-04-25 · 2 obs
● 2026-04-25 09:26:34
●NSns3.markmonitor.com2026-02-19 → 2026-04-25 · 2 obs
● 2026-04-25 09:26:34
●NSns4.markmonitor.com2026-02-19 → 2026-04-25 · 2 obs
● 2026-04-25 09:26:34
●A34.250.193.1262026-02-19 → 2026-04-25 · 2 obs
● 2026-04-25 09:26:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net... | - |
| observationalheartstudy.com | ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com | 8 records |
✅ Authoritative Response
Server:176.97.158.1
NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for observationalheartstudy.com (unsigned zone)
⏱️ Timing
Total: 360ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.250.193.126 |
| NS | 4 | ns1.markmonitor.com, ns2.markmonitor.com... |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)
Analysis
IP Addresses
observationalheartstudy.com points to IP number: 34.250.193.126.
Other host names, for instance hearthealthtracking.com and hearthealthstudy.com, share IP numbers with observationalheartstudy.com.
Name Servers
observationalheartstudy.com is delegated to four name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com.
observationalheartstudy.com at least partially shares name servers with other domains, for instance deicde.com, callofdutymw6.com, gohomeward.com, vignettecollection.ws and myscoutstories.org.
These name servers are commonly used together with ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Host names with two IP numbers: ns1.markmonitor.com points to 2620:10a:80a8::1 and 149.112.160.1; ns2.markmonitor.com points to 2001:67c:10b8::1 and 176.97.158.1; ns3.markmonitor.com points to 2620:10a:80a9::1 and 149.112.161.1; ns4.markmonitor.com points to 2001:67c:1bc::1 and 192.174.68.1.