gdundas.com - robtex.com
gdundas.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.115.81.140🇺🇸 AS18530207.115.64.0/19 Peer1 Route Object | ||||||
| PTR | www.twentyten.org | ||||||
| NS | ns-319.awsdns-39.com ⭐ | ||||||
| A | 2600:9000:5301:3f00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-319.awsdns-39.com | ||||||
| A | 205.251.193.63🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-319.awsdns-39.com | ||||||
| NS | ns-1433.awsdns-51.org | ||||||
| A | 2600:9000:5305:9900::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1433.awsdns-51.org | ||||||
| A | 205.251.197.153🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1433.awsdns-51.org | ||||||
| NS | ns-1551.awsdns-01.co.uk | ||||||
| A | 2600:9000:5306:f00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1551.awsdns-01.co.uk | ||||||
| A | 205.251.198.15🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1551.awsdns-01.co.uk | ||||||
| NS | ns-862.awsdns-43.net | ||||||
| A | 2600:9000:5303:5e00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-862.awsdns-43.net | ||||||
| A | 205.251.195.94🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-862.awsdns-43.net | ||||||
| MX | mail.gdundas.com ⭐ | ||||||
| A | 207.115.81.140🇺🇸 AS18530207.115.64.0/19 Peer1 Route Object | ||||||
| PTR | www.twentyten.org | ||||||
| SOA | ns-319.awsdns-39.comawsdns-hostmaster@amazon.com serial=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=1783947067 | ||||||
Previously MX for
gdundas.com |
Subdomains
mail.gdundas.com |
Same first word
gdundas.com |
Similar names
DNS History
11 records (6 active, 5 former)
●NSns-1433.awsdns-51.org2026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 05:41:38
● 2026-07-13 13:03:10
●NSns-1551.awsdns-01.co.uk2026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 05:41:38
● 2026-07-13 13:03:10
●NSns-319.awsdns-39.com2026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 05:41:38
● 2026-07-13 13:03:10
●NSns-862.awsdns-43.net2026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 05:41:38
● 2026-07-13 13:03:10
○NSns1.twentyten.org2015-06-03 → 2017-08-06 · 4 obs
● 2017-08-06 18:53:58
○ 2026-06-20 05:41:38
○ 2026-07-13 13:03:10
○NSns2.twentyten.org2015-06-03 → 2017-08-06 · 4 obs
● 2017-08-06 18:53:58
○ 2026-06-20 05:41:38
○ 2026-07-13 13:03:10
○NSns3.twentyten.org2015-06-03 → 2017-08-06 · 4 obs
● 2017-08-06 18:53:58
○ 2026-06-20 05:41:38
○ 2026-07-13 13:03:10
○MXbebe.twentyten.org2015-06-03 → 2017-08-06 · 4 obs
● 2017-08-06 18:53:58
○ 2026-06-20 05:41:38
○ 2026-07-13 13:03:10
○MXgdundas.com2015-06-03 → 2017-08-06 · 4 obs
● 2017-08-06 18:53:58
○ 2026-06-20 05:41:38
○ 2026-07-13 13:03:10
●MXmail.gdundas.com2026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 05:41:38
● 2026-07-13 13:03:10
●A207.115.81.1402015-06-03 → 2026-07-13 · 2 obs
● 2026-07-13 13:03:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net... | - |
| gdundas.com | ns-319.awsdns-39.com, ns-862.awsdns-43.net, ns-1551.awsdns-01.co.uk, ns-1433.awsdns-51.org | 2 records |
✅ Authoritative Response
Server:205.251.193.63
NS records: ns-319.awsdns-39.com, ns-862.awsdns-43.net, ns-1551.awsdns-01.co.uk, ns-1433.awsdns-51.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gdundas.com (unsigned zone)
⏱️ Timing
Total: 263ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.115.81.140 |
| NS | 4 | ns-1433.awsdns-51.org, ns-1551.awsdns-01.co.uk... |
| MX | 1 | mail.gdundas.com (pri: 10) |
| SOA | 1 | ns-319.awsdns-39.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-319.awsdns-39.com, ns-319.awsdns-39.com)
Analysis
Hierarchy
mail.gdundas.com is delegated beneath gdundas.com.
IP Addresses
gdundas.com has exactly one IP address — 207.115.81.140.
mail.qghc.net, www.twentyten.org, bebecat.com plus two other host names have IP numbers in common with gdundas.com.
Name Servers
Four name servers handle the delegation for gdundas.com: ns-319.awsdns-39.com, ns-862.awsdns-43.net, ns-1433.awsdns-51.org and ns-1551.awsdns-01.co.uk.
There is at least partial name server overlap between gdundas.com and other domains — flagshipsys.net, nwlalax.com, tmsiwin.co.uk and two more among them.
All four hostnames — ns-319.awsdns-39.com, ns-862.awsdns-43.net, ns-1433.awsdns-51.org and ns-1551.awsdns-01.co.uk — resolve to two IP numbers apiece: ns-319.awsdns-39.com to 205.251.193.63 and 2600:9000:5301:3f00::1; ns-862.awsdns-43.net to 205.251.195.94 and 2600:9000:5303:5e00::1; ns-1433.awsdns-51.org to 205.251.197.153 and 2600:9000:5305:9900::1; ns-1551.awsdns-01.co.uk to 205.251.198.15 and 2600:9000:5306:f00::1.
Mail Servers
gdundas.com uses one mail server — mail.gdundas.com.
mail.gdundas.com directs to just one IP number, 207.115.81.140.