rubybook.com - robtex.com
rubybook.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=1788223430 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
15 records (5 active, 10 former)
○NSdns1.name-services.com2016-03-07 → 2016-03-07 · 4 obs
● 2016-03-07 18:28:06
○ 2016-06-29 11:22:02
○ 2026-09-01 00:58:22
○NSdns2.name-services.com2016-03-07 → 2016-03-07 · 4 obs
● 2016-03-07 18:28:06
○ 2016-06-29 11:22:02
○ 2026-09-01 00:58:22
○NSdns3.name-services.com2016-03-07 → 2016-03-07 · 4 obs
● 2016-03-07 18:28:06
○ 2016-06-29 11:22:02
○ 2026-09-01 00:58:22
○NSdns4.name-services.com2016-03-07 → 2016-03-07 · 4 obs
● 2016-03-07 18:28:06
○ 2016-06-29 11:22:02
○ 2026-09-01 00:58:22
○NSdns5.name-services.com2016-03-07 → 2016-03-07 · 4 obs
● 2016-03-07 18:28:06
○ 2016-06-29 11:22:02
○ 2026-09-01 00:58:22
○NSns1.avyn.com2015-07-25 → 2016-06-29 · 6 obs
● 2015-11-19 07:47:10
○ 2016-03-07 18:28:06
● 2016-06-29 11:22:02
○ 2026-08-25 15:17:50
○ 2026-09-01 00:58:22
●NSns1.xenocom.com2026-08-25 → 2026-09-01 · 3 obs
● 2026-08-25 15:17:50
● 2026-09-01 00:58:22
○NSns2.avyn.com2015-07-25 → 2016-06-29 · 6 obs
● 2015-11-19 07:47:10
○ 2016-03-07 18:28:06
● 2016-06-29 11:22:02
○ 2026-08-25 15:17:50
○ 2026-09-01 00:58:22
●NSns2.xenocom.com2026-08-25 → 2026-09-01 · 3 obs
● 2026-08-25 15:17:50
● 2026-09-01 00:58:22
●MXmail.avyn.com2015-07-25 → 2026-09-01 · 5 obs
● 2015-11-19 07:47:10
○ 2016-03-07 18:28:06
● 2016-06-29 11:22:02
● 2026-09-01 00:58:22
○MXp.nsm.ctmail.com2016-03-07 → 2016-03-07 · 4 obs
● 2016-03-07 18:28:06
○ 2016-06-29 11:22:02
○ 2026-09-01 00:58:22
●MXsmtp.avyn.com2015-07-25 → 2026-09-01 · 5 obs
● 2015-11-19 07:47:10
○ 2016-03-07 18:28:06
● 2016-06-29 11:22:02
● 2026-09-01 00:58:22
○A107.21.239.1862015-07-25 → 2017-11-18 · 7 obs
● 2015-11-19 07:47:10
○ 2016-03-07 18:28:06
● 2016-06-29 11:22:02
● 2017-11-18 17:35:20
○ 2026-08-25 15:17:50
○ 2026-09-01 00:58:22
●A20.163.14.262026-08-25 → 2026-09-01 · 3 obs
● 2026-08-25 15:17:50
● 2026-09-01 00:58:22
○A98.124.243.402016-03-07 → 2016-03-07 · 4 obs
● 2016-03-07 18:28:06
○ 2016-06-29 11:22:02
○ 2026-09-01 00:58:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net... | - |
| rubybook.com | ns1.xenocom.com, ns2.xenocom.com | 2 records |
✅ Authoritative Response
Server:23.23.200.63
NS records: ns1.xenocom.com, ns2.xenocom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rubybook.com (unsigned zone)
⏱️ Timing
Total: 294ms | 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
rubybook.com resolves to one IP address: 20.163.14.26.
icesoap.com, beachfront.biz, linh.com and two other host names share IP numbers with rubybook.com.
Name Servers
rubybook.com uses two name servers for its delegation: ns1.xenocom.com and ns2.xenocom.com.
rubybook.com uses the same name servers as several other domains — among them xenocom.com, ballroom.biz, brains.biz and two more.
rubybook.com shares at least some of its name servers with other domains, including videographer.pro, dancefu.com, psychohistory.org and two others.
These name servers are frequently seen alongside ns1.avyn.com, ns3.avyn.com, ns4.avyn.com and 3 other name servers.
Hosts with just one IP address:
ns2.xenocom.com has the IP address 23.23.200.63.
Mail Servers
Mail for rubybook.com is handled by two mail servers — mail.avyn.com and smtp.avyn.com.
rubybook.com uses an identical mail server configuration to several other domains — among them beachfront.biz, promptguru.com, pocketreview.com and two more.
rubybook.com shares at least some of its mail servers with other domains, such as forumboom.com.