drjohnsullivan.com - robtex.com
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drjohnsullivan.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.153.0.53🇺🇸 CLOUDFLARESPECTRUM | ||||||
| PTR | 53.0.153.160.host.secureserver.net | ||||||
| NS | ns21.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2141::b🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | ns21.domaincontrol.com | ||||||
| A | 97.74.100.11🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | ns21.domaincontrol.com | ||||||
| NS | ns22.domaincontrol.com | ||||||
| A | 2603:5:2241::b🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | ns22.domaincontrol.com | ||||||
| A | 173.201.68.11🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | ns22.domaincontrol.com | ||||||
| MX | drjohnsullivan-com.mail.protection.outlook.com ⭐ | ||||||
| TXT | NETORG8267603.onmicrosoft.com | ||||||
| TXT | v=spf1 include:secureserver.net -all | ||||||
| SOA | ns21.domaincontrol.comdns@jomax.net 2026-01-05 #0 | ||||||
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=1771291435 | ||||||
rank #310875 in the tld
Up
www.drjohnsullivan.com |
Same first word
drjohnsullivan.com |
DNS History
9 records (4 active, 5 former)
●NSns21.domaincontrol.com2026-02-17 → 2026-02-17 · 3 obs
● 2026-02-17 18:18:50
● 2026-02-17 18:18:52
●NSns22.domaincontrol.com2026-02-17 → 2026-02-17 · 3 obs
● 2026-02-17 18:18:50
● 2026-02-17 18:18:52
○NSns35.domaincontrol.com2015-05-15 → 2017-04-09 · 4 obs
● 2017-04-09 20:04:28
○ 2026-02-17 18:18:50
○ 2026-02-17 18:18:52
○NSns36.domaincontrol.com2015-05-15 → 2017-04-09 · 4 obs
● 2017-04-09 20:04:28
○ 2026-02-17 18:18:50
○ 2026-02-17 18:18:52
●MXdrjohnsullivan-com.mail.protection.outlook.com2026-02-17 → 2026-02-17 · 3 obs
● 2026-02-17 18:18:50
● 2026-02-17 18:18:52
○MXmailstore1.secureserver.net2015-05-15 → 2017-04-09 · 4 obs
● 2017-04-09 20:04:28
○ 2026-02-17 18:18:50
○ 2026-02-17 18:18:52
○MXsmtp.secureserver.net2015-05-15 → 2017-04-09 · 4 obs
● 2017-04-09 20:04:28
○ 2026-02-17 18:18:50
○ 2026-02-17 18:18:52
●A160.153.0.532026-02-17 → 2026-02-17 · 3 obs
● 2026-02-17 18:18:50
● 2026-02-17 18:18:52
○A192.186.244.02015-05-15 → 2017-04-09 · 4 obs
● 2017-04-09 20:04:28
○ 2026-02-17 18:18:50
○ 2026-02-17 18:18:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| drjohnsullivan.com | ns21.domaincontrol.com, ns22.domaincontrol.com | 4 records |
✅ Authoritative Response
Server: 173.201.68.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for drjohnsullivan.com (unsigned zone)
⏱️ Timing
Total: 88ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.153.0.53 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 1 | drjohnsullivan-com.mail.protection.outlo |
| TXT | 2 | NETORG8267603.onmicrosoft.com, v=spf1 include:secureserver.net -all |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)
AI analysis
drjohnsullivan.com is the parent of www.drjohnsullivan.com.
drjohnsullivan.com resolves to one IP number: 160.153.0.53.
other host names including shamsgroup.com, adonolam.org, aspirenyproperties.com, loriyoungdahl.com and burnspaiute-nsn.gov share IP numbers with drjohnsullivan.com.
drjohnsullivan.com is delegated to two name servers ns21.domaincontrol.com and ns22.domaincontrol.com.
drjohnsullivan.com shares the same name server setup as other domains, for instance lamprell.net, cambermixedit.com, tampanativerealestateconsultants.com, mariannekreiner.info and dollartaxfiler.com.
drjohnsullivan.com at least partially shares name servers with other domains, for instance neutralmarkets.com.
Host names with two IP numbers:
The host name ns21.domaincontrol.com points to 2603:5:2141::b and 97.74.100.11; the host name ns22.domaincontrol.com points to 2603:5:2241::b and 173.201.68.11.
drjohnsullivan.com is handled by a single mail server, drjohnsullivan-com.mail.protection.outlook.com.