r-tech.ac.th - robtex.com
r-tech.ac.th
ac.th
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.thains.co.th ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.thains.co.th ⚠️ Not in parent delegation | ||||||
| NS | c.thains.co.th ⚠️ Not in parent delegation | ||||||
| NS | nn1.thains.co.th ⚠️ Not in parent delegation | ||||||
| NS | ns.thnic.net ⚠️ Not in parent delegation | ||||||
| NS | p.thains.co.th ⚠️ Not in parent delegation | ||||||
| SOA | a.thains.co.thregistry@thains.co.th serial=1260715076 | ||||||
Subdomains
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
○NSns3.thaihostclub.com2015-08-18 → 2016-05-05 · 4 obs
● 2016-05-05 23:32:24
○ 2017-01-21 13:27:14
○ 2026-07-15 05:41:58
○NSns4.thaihostclub.com2015-09-23 → 2016-05-05 · 5 obs
● 2015-09-23 03:07:20
● 2016-05-05 23:32:24
○ 2017-01-21 13:27:14
○ 2026-07-15 05:41:58
○NSns5.thaihostclub.com2017-01-21 → 2017-06-05 · 5 obs
● 2017-01-21 13:27:14
● 2017-06-05 19:37:48
○ 2026-04-30 01:08:00
○ 2026-07-15 05:41:58
○NSns6.thaihostclub.com2017-01-21 → 2017-05-05 · 5 obs
● 2017-01-21 13:27:14
● 2017-05-05 17:47:38
○ 2026-04-30 01:08:00
○ 2026-07-15 05:41:58
●NSth39.hostatom.com2026-04-30 → 2026-07-15 · 3 obs
● 2026-04-30 01:08:00
● 2026-07-15 05:41:58
●NSth40.hostatom.com2026-04-30 → 2026-07-15 · 3 obs
● 2026-04-30 01:08:00
● 2026-07-15 05:41:58
●MXalt1.aspmx.l.google.com2015-09-23 → 2026-07-15 · 2 obs
● 2026-07-15 05:41:58
●MXalt2.aspmx.l.google.com2015-09-23 → 2026-07-15 · 2 obs
● 2026-07-15 05:41:58
●MXalt3.aspmx.l.google.com2015-09-23 → 2026-07-15 · 2 obs
● 2026-07-15 05:41:58
●MXalt4.aspmx.l.google.com2015-09-23 → 2026-07-15 · 2 obs
● 2026-07-15 05:41:58
●MXaspmx.l.google.com2015-09-23 → 2026-07-15 · 2 obs
● 2026-07-15 05:41:58
○A122.155.165.1102017-01-21 → 2017-06-05 · 5 obs
● 2017-01-21 13:27:14
● 2017-06-05 19:37:48
○ 2026-04-30 01:08:00
○ 2026-07-15 05:41:58
○A122.155.165.452015-08-18 → 2016-05-05 · 4 obs
● 2016-05-05 23:32:24
○ 2017-01-21 13:27:14
○ 2026-07-15 05:41:58
●A203.170.190.202026-04-30 → 2026-07-15 · 3 obs
● 2026-04-30 01:08:00
● 2026-07-15 05:41:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| th | a.thains.co.th, b.thains.co.th, c.thains.co.th, p.thains.co.th... | 11 records |
| r-tech.ac.th | th40.hostatom.com, th39.hostatom.com | - |
✅ Authoritative Response
Server:203.170.190.20
NS records: th40.hostatom.com, th39.hostatom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for r-tech.ac.th (unsigned zone)
⏱️ Timing
Total: 2086ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.170.190.20 |
| NS | 2 | th39.hostatom.com, th40.hostatom.com |
| MX | 5 | ALT1.ASPMX.L.GOOGLE.COM (pri: 5), ALT3.ASPMX.L.GOOGLE.COM (pri: 10)... |
| TXT | 3 | v=spf1 include:_spf.google.com ~all, apple-domain-verification=wjYmonBdbqMeRN... |
| SOA | 1 | th39.hostatom.com hostmaster.r-tech.ac.t |
📌 Glue Records Collected
Total: 11
In-bailiwick: 10 (a.thains.co.th, b.thains.co.th, c.thains.co.th...)
Out-of-bailiwick: 1 (ns.thnic.net)
Analysis
Hierarchy
The domain r-tech.ac.th is a parent of smtp.r-tech.ac.th, www.r-tech.ac.th, pop.r-tech.ac.th and mail.r-tech.ac.th.
IP Addresses
r-tech.ac.th resolves to just one IP address, 203.170.190.20.
Two other host names, along with www.xn--12ca0fopagg5kc9ab5lwe.com, syedsulaiman.com and bkkservebiz.com, also share IP numbers with r-tech.ac.th.
Name Servers
r-tech.ac.th has two authoritative name servers — th39.hostatom.com and th40.hostatom.com.
r-tech.ac.th shares its NS records with other domains, for example vinumlector.com, abnewstoday.com, kungten.com and two others.
r-tech.ac.th shares at least some of its name servers with other domains, for example mookv.com, venichsocom.com, boostpress.space and falconcirrus.com.
These name servers tend to be deployed in combination with the name servers ns1.falconcirrus.com and ns2.falconcirrus.com.
Each of th39.hostatom.com and th40.hostatom.com has one IP address: th39.hostatom.com uses 203.170.190.20 and th40.hostatom.com uses 66.70.240.61.
Mail Servers
r-tech.ac.th has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between r-tech.ac.th and other domains, including internetpiri.com, ns500671.ns500671.ns500671.ns500704.ns500688.ns500704.ns500704.ns500678.ns500704.ns500291.ns500649.ns500653.ns500153.tenderladiesbz.com, ns500754.ns500742.ns500731.ns500671.ns500704.ns500671.ns500291.ns500649.lustychickser.com and two others.
alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.
Host names that have two IP addresses:
aspmx.l.google.com resolves to 172.253.139.26 and 2607:f8b0:4004:c29::1a.
alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.