rtmtraining.com - dns.ninja
rtmtraining.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=1786443094 | ||||||
Previously MX for
rtmtraining.com |
Same first word
rtmtraining.com |
DNS History
15 records (7 active, 8 former)
●NSns-cloud-b1.googledomains.com2017-11-07 → 2026-08-11 · 3 obs
● 2017-11-07 11:24:52
● 2026-08-11 10:35:04
●NSns-cloud-b2.googledomains.com2017-11-07 → 2026-08-11 · 3 obs
● 2017-11-07 11:24:52
● 2026-08-11 10:35:04
●NSns-cloud-b3.googledomains.com2017-11-07 → 2026-08-11 · 3 obs
● 2017-11-07 11:24:52
● 2026-08-11 10:35:04
●NSns-cloud-b4.googledomains.com2017-11-07 → 2026-08-11 · 3 obs
● 2017-11-07 11:24:52
● 2026-08-11 10:35:04
○NSns.canaca.net2016-12-18 → 2016-12-18 · 3 obs
○ 2017-11-07 11:24:52
○ 2026-08-11 10:35:04
○NSns2.canaca.net2016-12-18 → 2016-12-18 · 3 obs
○ 2017-11-07 11:24:52
○ 2026-08-11 10:35:04
○MXalt1.gmr-smtp-in.l.google.com2017-11-07 → 2017-11-07 · 4 obs
● 2017-11-07 11:24:52
○ 2026-02-23 05:42:04
○ 2026-08-11 10:35:04
○MXalt2.gmr-smtp-in.l.google.com2017-11-07 → 2017-11-07 · 4 obs
● 2017-11-07 11:24:52
○ 2026-02-23 05:42:04
○ 2026-08-11 10:35:04
○MXalt3.gmr-smtp-in.l.google.com2017-11-07 → 2017-11-07 · 4 obs
● 2017-11-07 11:24:52
○ 2026-02-23 05:42:04
○ 2026-08-11 10:35:04
○MXalt4.gmr-smtp-in.l.google.com2017-11-07 → 2017-11-07 · 4 obs
● 2017-11-07 11:24:52
○ 2026-02-23 05:42:04
○ 2026-08-11 10:35:04
○MXgmr-smtp-in.l.google.com2017-11-07 → 2017-11-07 · 4 obs
● 2017-11-07 11:24:52
○ 2026-02-23 05:42:04
○ 2026-08-11 10:35:04
●MXmxa.mailgun.org2026-02-23 → 2026-08-11 · 3 obs
● 2026-02-23 05:42:04
● 2026-08-11 10:35:04
●MXmxb.mailgun.org2026-02-23 → 2026-08-11 · 3 obs
● 2026-02-23 05:42:04
● 2026-08-11 10:35:04
○MXrtmtraining.com2016-12-18 → 2016-12-18 · 3 obs
○ 2017-11-07 11:24:52
○ 2026-08-11 10:35:04
●A66.49.204.2052016-12-18 → 2026-08-11 · 2 obs
● 2026-08-11 10:35:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net... | - |
| rtmtraining.com | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.34.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtmtraining.com (unsigned zone)
⏱️ Timing
Total: 374ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.49.204.205 |
| NS | 4 | ns-cloud-b1.googledomains.com, ns-cloud-b4.googledomains.com... |
| MX | 2 | mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:66.49.204.205 include |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)
Analysis
IP Addresses
rtmtraining.com resolves to just one IP address, 66.49.204.205.
Two other host names, along with ottawascrabbleclub.com, designedbyash.com and scottconarroe.com, also share IP numbers with rtmtraining.com.
Name Servers
The NS records for rtmtraining.com point to four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
At least some of rtmtraining.com's name servers are shared with other domains, for example abzstudio.com, virlegis.com, k-h.co and two more.
Four hostnames, each resolving to a pair of IP addresses: ns-cloud-b1.googledomains.com directs to 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com directs to 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com directs to 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com directs to 216.239.38.107 and 2001:4860:4802:38::6b.
Mail Servers
rtmtraining.com is served by two mail servers, mxa.mailgun.org and mxb.mailgun.org.
Among the domains sharing a mail server setup with rtmtraining.com are onio.us, sayanispace.com, 0x7f.us and two others.
There is at least a partial MX overlap between rtmtraining.com and other domains, including cite.org, fiveuxe.com, bookkeepingsummit.com and two others.
mxa.mailgun.org and mxb.mailgun.org share one IP address between them — 34.149.254.5.
These two host names — mxa.mailgun.org and mxb.mailgun.org — each point to 34.149.254.5 IP addresses.