rubytraining.com - robtex.com
rubytraining.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 20.163.14.26🇺🇸 Microsoft20.160.0.0/12 MICROSOFT | ||||||
| NS | ns1.xenocom.com ⭐ | ||||||
| NS | ns2.xenocom.com | ||||||
| A | 23.23.200.63🇺🇸 Amazon23.22.0.0/15 EC2 IAD prefix | ||||||
| PTR | e2.avyn.com | ||||||
| MX | mail.avyn.com ⭐ | ||||||
| MX | smtp.avyn.com(20) | ||||||
| SOA | ns1.xenocom.comhostmaster@xenocom.com 2026-05-14 #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=1787686610 | ||||||
Same first word
rubytraining.org |
rubytraining.com |
Previous names
Next names
DNS History
15 records (5 active, 10 former)
○NSdns1.name-services.com2016-01-29 → 2016-01-29 · 4 obs
● 2016-01-29 10:43:16
○ 2016-04-18 06:19:44
○ 2026-08-25 19:53:00
○NSdns2.name-services.com2016-01-29 → 2016-01-29 · 4 obs
● 2016-01-29 10:43:16
○ 2016-04-18 06:19:44
○ 2026-08-25 19:53:00
○NSdns3.name-services.com2016-01-29 → 2016-01-29 · 4 obs
● 2016-01-29 10:43:16
○ 2016-04-18 06:19:44
○ 2026-08-25 19:53:00
○NSdns4.name-services.com2016-01-29 → 2016-01-29 · 4 obs
● 2016-01-29 10:43:16
○ 2016-04-18 06:19:44
○ 2026-08-25 19:53:00
○NSdns5.name-services.com2016-01-29 → 2016-01-29 · 4 obs
● 2016-01-29 10:43:16
○ 2016-04-18 06:19:44
○ 2026-08-25 19:53:00
○NSns1.avyn.com2015-07-15 → 2017-12-27 · 7 obs
● 2015-11-10 17:51:48
○ 2016-01-29 10:43:16
● 2016-04-18 06:19:44
● 2017-12-27 16:16:10
○ 2026-06-04 18:02:52
○ 2026-08-25 19:53:00
●NSns1.xenocom.com2026-06-04 → 2026-08-25 · 3 obs
● 2026-06-04 18:02:52
● 2026-08-25 19:53:00
○NSns2.avyn.com2015-07-15 → 2017-12-27 · 7 obs
● 2015-11-10 17:51:48
○ 2016-01-29 10:43:16
● 2016-04-18 06:19:44
● 2017-12-27 16:16:10
○ 2026-06-04 18:02:52
○ 2026-08-25 19:53:00
●NSns2.xenocom.com2026-06-04 → 2026-08-25 · 3 obs
● 2026-06-04 18:02:52
● 2026-08-25 19:53:00
●MXmail.avyn.com2015-07-15 → 2026-08-25 · 5 obs
● 2015-11-10 17:51:48
○ 2016-01-29 10:43:16
● 2016-04-18 06:19:44
● 2026-08-25 19:53:00
○MXp.nsm.ctmail.com2016-01-29 → 2016-01-29 · 4 obs
● 2016-01-29 10:43:16
○ 2016-04-18 06:19:44
○ 2026-08-25 19:53:00
●MXsmtp.avyn.com2015-07-15 → 2026-08-25 · 5 obs
● 2015-11-10 17:51:48
○ 2016-01-29 10:43:16
● 2016-04-18 06:19:44
● 2026-08-25 19:53:00
○A107.21.239.1862015-07-15 → 2017-12-27 · 7 obs
● 2015-11-10 17:51:48
○ 2016-01-29 10:43:16
● 2016-04-18 06:19:44
● 2017-12-27 16:16:10
○ 2026-06-04 18:02:52
○ 2026-08-25 19:53:00
●A20.163.14.262026-06-04 → 2026-08-25 · 3 obs
● 2026-06-04 18:02:52
● 2026-08-25 19:53:00
○A98.124.243.372016-01-29 → 2016-01-29 · 4 obs
● 2016-01-29 10:43:16
○ 2016-04-18 06:19:44
○ 2026-08-25 19:53:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net... | - |
| rubytraining.com | ns1.xenocom.com, ns2.xenocom.com | 2 records |
✅ Authoritative Response
Server:20.163.14.26
NS records: ns1.xenocom.com, ns2.xenocom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rubytraining.com (unsigned zone)
⏱️ Timing
Total: 447ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.163.14.26 |
| NS | 2 | ns1.xenocom.com, ns2.xenocom.com |
| MX | 2 | mail.avyn.com (pri: 10), smtp.avyn.com (pri: 20) |
| SOA | 1 | ns1.xenocom.com hostmaster.xenocom.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.xenocom.com, ns2.xenocom.com)
Analysis
IP Addresses
rubytraining.com resolves to just one IP address, 20.163.14.26.
Two other host names, along with cryptonews.org, quickpad.net and belle.biz, also share IP numbers with rubytraining.com.
Name Servers
rubytraining.com is delegated to two name servers: ns1.xenocom.com and ns2.xenocom.com.
rubytraining.com shares its NS records with other domains, for example forumboom.com, ballroom.biz, brains.biz and two others.
There is at least partial name server overlap between rubytraining.com and other domains — xenocom.com, videographer.pro, dancefu.com and two more among them.
These name servers regularly appear alongside ns1.avyn.com, ns3.avyn.com, ns4.avyn.com and 3 other name servers in NS record sets.
Host names that point to one IP address:
ns2.xenocom.com points to 23.23.200.63.
Mail Servers
rubytraining.com is served by two mail servers, mail.avyn.com and smtp.avyn.com.
Among the domains sharing a mail server setup with rubytraining.com are ballroom.biz, brains.biz, robotica.org and two others.
rubytraining.com and other domains — forumboom.com for instance — share at least some mail servers.