questcor.com - dns.ninja
questcor.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=1786211389 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
○MXcluster6.us.messagelabs.com2015-07-01 → 2017-01-16 · 4 obs
● 2017-01-16 21:29:16
○ 2026-03-24 05:47:42
○ 2026-08-08 17:55:32
○MXcluster6a.us.messagelabs.com2015-07-01 → 2017-01-16 · 4 obs
● 2017-01-16 21:29:16
○ 2026-03-24 05:47:42
○ 2026-08-08 17:55:32
●MXmxa-0025dc03.gslb.pphosted.com2026-03-24 → 2026-08-08 · 3 obs
● 2026-03-24 05:47:42
● 2026-08-08 17:55:32
●MXmxb-0025dc03.gslb.pphosted.com2026-03-24 → 2026-08-08 · 3 obs
● 2026-03-24 05:47:42
● 2026-08-08 17:55:32
●A146.214.96.2462015-07-01 → 2026-08-08 · 2 obs
● 2026-08-08 17:55:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net... | - |
| questcor.com | ns1.mnk.com, ns2.mnk.com | 2 records |
✅ Authoritative Response
Server:146.214.18.8
NS records: ns1.mnk.com, ns2.mnk.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for questcor.com (unsigned zone)
⏱️ Timing
Total: 1395ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 146.214.96.246 |
| NS | 2 | ns2.mnk.com, ns1.mnk.com |
| MX | 2 | mxb-0025dc03.gslb.pphosted.com (pri: 10), mxa-0025dc03.gslb.pphosted.com (pri: 10) |
| TXT | 3 | v=spf1 include:spf-0025dc03.pphosted.com, MS=ms21184750... |
| SOA | 1 | ns1.mnk.com hostmaster.ns1.mnk.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.mnk.com, ns2.mnk.com)
Analysis
Hierarchy
questcor.com serves as the parent of ns1.questcor.com and www.questcor.com.
IP Addresses
questcor.com has exactly one IP address — 146.214.96.246.
www.turntheconversation.com, news.mallinckrodt.com, www.cadencepharm.com plus two other host names have IP numbers in common with questcor.com.
Name Servers
DNS delegation for questcor.com points to two name servers: ns1.mnk.com and ns2.mnk.com.
The name server configuration of questcor.com is shared with other domains, for instance knowsarcoidosis.net, terlivaz.com, actharmsrelapse-hcp.com and two others.
There is at least partial name server overlap between questcor.com and other domains — sucampopharmajapan.com, prepareforflare.net, stopinfantilespasm.com and two more among them.
ns1.mnk.com → 146.214.96.6 and ns2.mnk.com → 146.214.18.8: one IP number per host name.
Mail Servers
questcor.com uses two mail servers, mxa-0025dc03.gslb.pphosted.com and mxb-0025dc03.gslb.pphosted.com.
The mail server setup of questcor.com matches that of other domains such as auxilium.com, mallinckrodt.com, sucampo.com and two others.
questcor.com and other domains — mytherakos.com for instance — share at least some mail servers.
mxa-0025dc03.gslb.pphosted.com → 205.220.173.175 and mxb-0025dc03.gslb.pphosted.com → 205.220.161.177: one IP number per host name.