dcdulles.com - robtex.com
dcdulles.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 198.50.252.65🇨🇦 OVH | ||||||
| PTR | ip65.ip-198-50-252.net | ||||||
| NS | ns1.onlydomains.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 75.2.6.34🇺🇸 Amazon | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| NS | ns1.instradns.com ⚠️ Not in zone NS records | ||||||
| A | 75.2.6.34🇺🇸 Amazon | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| NS | ns2.instradns.com ⚠️ Not in zone NS records | ||||||
| A | 75.2.85.37🇺🇸 Amazon | ||||||
| PTR | a9bf3e392db71e4d0.awsglobalaccelerator.com | ||||||
| NS | ns2.onlydomains.com ⚠️ Not in parent delegation | ||||||
| A | 75.2.85.37🇺🇸 Amazon | ||||||
| PTR | a9bf3e392db71e4d0.awsglobalaccelerator.com | ||||||
| NS | ns3.instradns.com ⚠️ Not in zone NS records | ||||||
| A | 99.83.188.20🇺🇸 Amazon | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| NS | ns3.onlydomains.com ⚠️ Not in parent delegation | ||||||
| A | 99.83.188.20🇺🇸 Amazon | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| MX | mail.dcdulles.com ⭐ | ||||||
| A | 66.70.178.74🇨🇦 OVH | ||||||
| PTR | ns547779.ip-66-70-178.net | ||||||
| SOA | ns1.onlydomains.comroot@onlydomains.com 2021-05-15 #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=1771291435 | ||||||
Up
mail.dcdulles.com |
Same first word
dcdulles.com |
DNS History
8 records (8 active, 0 former)
●NSns1.instradns.com2026-02-21 → 2026-02-21 · 2 obs
● 2026-02-21 22:23:26
●NSns1.onlydomains.com2026-02-21 → 2026-02-21 · 2 obs
● 2026-02-21 22:23:26
●NSns2.instradns.com2026-02-21 → 2026-02-21 · 2 obs
● 2026-02-21 22:23:26
●NSns2.onlydomains.com2026-02-21 → 2026-02-21 · 2 obs
● 2026-02-21 22:23:26
●NSns3.instradns.com2026-02-21 → 2026-02-21 · 2 obs
● 2026-02-21 22:23:26
●NSns3.onlydomains.com2026-02-21 → 2026-02-21 · 2 obs
● 2026-02-21 22:23:26
●MXmail.dcdulles.com2026-02-21 → 2026-02-21 · 2 obs
● 2026-02-21 22:23:26
●A198.50.252.652026-02-21 → 2026-02-21 · 2 obs
● 2026-02-21 22:23:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net... | - |
| dcdulles.com | ns1.instradns.com, ns2.instradns.com, ns3.instradns.com | 3 records |
✅ Authoritative Response
Server: 75.2.85.37
NS records: ns1.instradns.com, ns2.instradns.com, ns3.instradns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dcdulles.com (unsigned zone)
⏱️ Timing
Total: 421ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.50.252.65 |
| NS | 3 | ns2.onlydomains.com, ns3.onlydomains.com... |
| MX | 1 | mail.dcdulles.com (pri: 10) |
| SOA | 1 | ns1.onlydomains.com root.onlydomains.com |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.instradns.com, ns2.instradns.com, ns3.instradns.com)
AI analysis
The parent of mail.dcdulles.com is dcdulles.com.
dcdulles.com points to a single IP address: 198.50.252.65.
Other host names such as rycote.biz, aesthetic.zone, onlydomains.net.nz, lowepro.co and subor.eu share IPs with dcdulles.com.
dcdulles.com is delegated to six name servers: ns1.instradns.com, ns2.instradns.com, ns3.instradns.com, ns1.onlydomains.com, ns2.onlydomains.com and ns3.onlydomains.com.
dcdulles.com at least partially shares name servers with other domains, for example tuotteistaminen.com, itaubba.in, toolworks.co.nz, alcolockeesti.com and anpm.tl.
These name servers are often used with ns1.hostingww.com, ns2.hostingww.com, ns3.hostingww.com, ns11.globehosting.net and ns12.globehosting.net.
Hostnames with a single IP
ns1.instradns.com points to 75.2.6.34
ns2.instradns.com points to 75.2.85.37
ns3.instradns.com points to 99.83.188.20
ns1.onlydomains.com points to 75.2.6.34
ns2.onlydomains.com points to 75.2.85.37
ns3.onlydomains.com points to 99.83.188.20
Hostnames pointing to 75.2.6.34: ns1.instradns.com and ns1.onlydomains.com
Hostnames pointing to 75.2.85.37: ns2.instradns.com and ns2.onlydomains.com
Hostnames pointing to 99.83.188.20: ns3.instradns.com and ns3.onlydomains.com
The mail.dcdulles.com mail server handles dcdulles.com.
mail.dcdulles.com points to a single IP number: 66.70.178.74.