dfdwyer.com - dns.ninja
dfdwyer.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=1780580239 | ||||||
Same first word
dfdwyer.com |
DNS History
15 records (7 active, 8 former)
●NSns1-03.azure-dns.com2026-03-24 → 2026-06-04 · 3 obs
● 2026-03-24 20:24:50
● 2026-06-04 13:49:04
○NSns1.webcontrolcenter.com2009-01-12 → 2017-01-14 · 4 obs
● 2017-01-14 18:01:30
○ 2018-06-20 05:44:04
○ 2026-06-04 13:49:04
●NSns2-03.azure-dns.net2026-03-24 → 2026-06-04 · 3 obs
● 2026-03-24 20:24:50
● 2026-06-04 13:49:04
○NSns2.webcontrolcenter.com2009-01-12 → 2017-01-14 · 4 obs
● 2017-01-14 18:01:30
○ 2018-06-20 05:44:04
○ 2026-06-04 13:49:04
○NSns25.domaincontrol.com2018-06-20 → 2018-06-20 · 4 obs
● 2018-06-20 05:44:04
○ 2026-03-24 20:24:50
○ 2026-06-04 13:49:04
○NSns26.domaincontrol.com2018-06-20 → 2018-06-20 · 4 obs
● 2018-06-20 05:44:04
○ 2026-03-24 20:24:50
○ 2026-06-04 13:49:04
●NSns3-03.azure-dns.org2026-03-24 → 2026-06-04 · 3 obs
● 2026-03-24 20:24:50
● 2026-06-04 13:49:04
●NSns4-03.azure-dns.info2026-03-24 → 2026-06-04 · 3 obs
● 2026-03-24 20:24:50
● 2026-06-04 13:49:04
○MXdfdwyer-com.mail.protection.outlook.com2018-06-20 → 2018-06-20 · 4 obs
● 2018-06-20 05:44:04
○ 2026-03-24 20:24:50
○ 2026-06-04 13:49:04
○MXmaila22.webcontrolcenter.com2009-01-12 → 2018-06-20 · 4 obs
● 2018-06-20 05:44:04
○ 2026-03-24 20:24:50
○ 2026-06-04 13:49:04
●MXus-smtp-inbound-1.mimecast.com2026-03-24 → 2026-06-04 · 3 obs
● 2026-03-24 20:24:50
● 2026-06-04 13:49:04
●MXus-smtp-inbound-2.mimecast.com2026-03-24 → 2026-06-04 · 3 obs
● 2026-03-24 20:24:50
● 2026-06-04 13:49:04
●A192.0.78.122018-06-20 → 2026-06-04 · 3 obs
● 2018-06-20 05:44:04
● 2026-06-04 13:49:04
○A208.106.161.1262009-01-12 → 2009-01-12 · 3 obs
○ 2015-06-10 19:19:46
○ 2026-06-04 13:49:04
○A216.119.90.1992015-06-10 → 2017-01-14 · 5 obs
● 2015-06-10 19:19:46
● 2017-01-14 18:01:30
○ 2018-06-20 05:44:04
○ 2026-06-04 13:49:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net... | - |
| dfdwyer.com | ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info | 2 records |
✅ Authoritative Response
Server:150.171.21.3
NS records: ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dfdwyer.com (unsigned zone)
⏱️ Timing
Total: 644ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.0.78.12 |
| NS | 4 | ns1-03.azure-dns.com, ns2-03.azure-dns.net... |
| MX | 2 | us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10) |
| TXT | 3 | knowbe4-site-verification=7c22861e270fca, MS=ms61386628... |
| SOA | 1 | ns1-03.azure-dns.com dns.jomax.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1-03.azure-dns.com, ns1-03.azure-dns.com)
Analysis
IP Addresses
dfdwyer.com resolves to one IP address: 192.0.78.12.
www.ramab.se, www.safyouth.org, apcsinc.com and two other host names share IP numbers with dfdwyer.com.
Name Servers
dfdwyer.com is served by 4 authoritative name servers: ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org.
At least some of dfdwyer.com's name servers are shared with other domains, for example 29.55.20.in-addr.arpa, firefoxwithbing.net, skype-access.se and two more.
Four hostnames, each resolving to a pair of IP addresses: ns1-03.azure-dns.com directs to 13.107.236.3 and 2603:1061:0:700::3; ns4-03.azure-dns.info directs to 208.84.5.3 and 2620:1ec:bda:700::3; ns2-03.azure-dns.net directs to 150.171.21.3 and 2620:1ec:8ec:700::3; ns3-03.azure-dns.org directs to 204.14.183.3 and 2a01:111:4000:700::3.
Mail Servers
Mail for dfdwyer.com is handled by two mail servers — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
dfdwyer.com uses an identical mail server configuration to several other domains — among them petalumapoultry.com, seiu775.org, icona.com and two more.
At least some of dfdwyer.com's mail servers are shared with other domains, among them westreet.org, kjkwin.com and insightsondemand.org.
Hostnames that resolve to 6 IP addresses:
us-smtp-inbound-1.mimecast.com directs to 170.10.128.141, 170.10.128.221, 170.10.128.242 and three others.
us-smtp-inbound-2.mimecast.com directs to 170.10.128.141, 170.10.128.221, 170.10.128.242 and three others.
Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.141 IP addresses each.
Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.221 IP addresses each.
Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.242 IP addresses each.
Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.141 IP addresses each.
Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.221 IP addresses each.
Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.242 IP addresses each.