node303study.com - robtex.com
node303study.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.44.167.101🇺🇸 IMS-HEALTH162.44.167.0/24 IQVIA-Carlstadt | ||||||
| NS | ns1.iqvia.com ⭐ | ||||||
| A | 162.44.36.252🇺🇸 AS394138162.44.36.0/22 IQVIA-DCDUR6a | ||||||
| NS | ns2.iqvia.com | ||||||
| A | 162.44.36.253🇺🇸 AS394138162.44.36.0/22 IQVIA-DCDUR6a | ||||||
| PTR | ns2.iqvia.com | ||||||
| NS | ns3.iqvia.com | ||||||
| A | 185.76.229.151🇬🇧 Ireland185.76.228.0/22 | ||||||
| PTR | ns3.iqvia.com | ||||||
| NS | ns4.iqvia.com | ||||||
| A | 185.76.229.152🇬🇧 Ireland185.76.228.0/22 | ||||||
| PTR | ns4.iqvia.com | ||||||
| SOA | ns1.iqvia.comhostmaster@iqvia.com 2026-07-20 #1 | ||||||
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=1787763995 | ||||||
Same first word
node303study.com |
Previous names
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DNS History
9 records (5 active, 4 former)
○NSdnsuk.imshealth.com2019-12-16 → 2019-12-16 · 3 obs
○ 2026-08-06 05:34:54
○ 2026-08-26 17:19:26
○NSdnsuk2.imshealth.com2019-12-16 → 2019-12-16 · 3 obs
○ 2026-08-06 05:34:54
○ 2026-08-26 17:19:26
○NSdnsus1.imshealth.com2019-12-16 → 2019-12-16 · 3 obs
○ 2026-08-06 05:34:54
○ 2026-08-26 17:19:26
○NSdnsus2.imshealth.com2019-12-16 → 2019-12-16 · 3 obs
○ 2026-08-06 05:34:54
○ 2026-08-26 17:19:26
●NSns1.iqvia.com2026-08-06 → 2026-08-26 · 3 obs
● 2026-08-06 05:34:54
● 2026-08-26 17:19:26
●NSns2.iqvia.com2026-08-06 → 2026-08-26 · 3 obs
● 2026-08-06 05:34:54
● 2026-08-26 17:19:26
●NSns3.iqvia.com2026-08-06 → 2026-08-26 · 3 obs
● 2026-08-06 05:34:54
● 2026-08-26 17:19:26
●NSns4.iqvia.com2026-08-06 → 2026-08-26 · 3 obs
● 2026-08-06 05:34:54
● 2026-08-26 17:19:26
●A162.44.167.1012026-02-24 → 2026-08-26 · 5 obs
● 2026-06-08 09:53:50
○ 2026-06-23 15:24:24
● 2026-08-06 05:34:54
● 2026-08-26 17:19:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net... | - |
| node303study.com | ns1.iqvia.com, ns2.iqvia.com, ns3.iqvia.com, ns4.iqvia.com | 4 records |
✅ Authoritative Response
Server:162.44.36.253
NS records: ns1.iqvia.com, ns2.iqvia.com, ns3.iqvia.com, ns4.iqvia.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for node303study.com (unsigned zone)
⏱️ Timing
Total: 362ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.44.167.101 |
| NS | 4 | ns3.iqvia.com, ns4.iqvia.com... |
| SOA | 1 | ns1.iqvia.com hostmaster.iqvia.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.iqvia.com, ns2.iqvia.com, ns3.iqvia.com...)
Analysis
IP Addresses
node303study.com resolves to one IP address: 162.44.167.101.
Name Servers
The authoritative name servers for node303study.com are ns1.iqvia.com, ns2.iqvia.com, ns3.iqvia.com and ns4.iqvia.com.
node303study.com partially shares its NS delegation with several other domains, including pspconcura.it, descubriendountratamientoparacovid.com, shieldsoap.uk and two others.
The name servers dnsuk2.imshealth.com, dnsuk.imshealth.com, dnsus1.imshealth.com and dnsus2.imshealth.com are often found in use alongside these name servers.
Each of the four hosts ns1.iqvia.com, ns2.iqvia.com, ns3.iqvia.com and ns4.iqvia.com points to a single IP address — ns1.iqvia.com points to 162.44.36.252, ns2.iqvia.com points to 162.44.36.253, ns3.iqvia.com points to 185.76.229.151 and ns4.iqvia.com points to 185.76.229.152.