ctr.ac.th - dns.ninja
ctr.ac.th
| DNSSEC | ⚠️ Not signed | ||||||
| A | 147.50.226.16🇹🇭 CSLOX-IDC-AS-AP147.50.226.0/23 CS Loxinfo Public Company Limited 90 CW Tower A 19-20th floor Ratchadapisek Rd Huai Kwang | ||||||
| NS | ns1.mweweb.com ⭐ | ||||||
| A | 159.223.71.83🇸🇬 DIGITALOCEAN159.223.64.0/20 DigitalOcean | ||||||
| PTR | ns1.mweweb.com | ||||||
| NS | ns2.mweweb.com | ||||||
| A | 206.189.44.160🇸🇬 DIGITALOCEAN206.189.32.0/20 DigitalOcean | ||||||
| PTR | ns2.mweweb.com | ||||||
| SOA | ns1.mweweb.comckschool304@gmail.com 2025-07-09 #2 | ||||||
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=1260718024 | ||||||
Subdomains
www.ctr.ac.th |
Same first word
Similar names
DNS History
11 records (3 active, 8 former)
○NSns1.dotarai.com2015-07-24 → 2017-04-03 · 4 obs
● 2017-04-03 21:04:16
○ 2026-02-28 12:58:48
○ 2026-07-17 21:01:34
●NSns1.mweweb.com2026-02-28 → 2026-07-17 · 3 obs
● 2026-02-28 12:58:48
● 2026-07-17 21:01:34
○NSns2.dotarai.com2015-07-24 → 2017-04-03 · 4 obs
● 2017-04-03 21:04:16
○ 2026-02-28 12:58:48
○ 2026-07-17 21:01:34
●NSns2.mweweb.com2026-02-28 → 2026-07-17 · 3 obs
● 2026-02-28 12:58:48
● 2026-07-17 21:01:34
○MXalt1.aspmx.l.google.com2015-07-24 → 2017-04-03 · 4 obs
● 2017-04-03 21:04:16
○ 2026-02-28 12:58:48
○ 2026-07-17 21:01:34
○MXalt2.aspmx.l.google.com2015-07-24 → 2017-04-03 · 4 obs
● 2017-04-03 21:04:16
○ 2026-02-28 12:58:48
○ 2026-07-17 21:01:34
○MXalt3.aspmx.l.google.com2015-07-24 → 2017-04-03 · 4 obs
● 2017-04-03 21:04:16
○ 2026-02-28 12:58:48
○ 2026-07-17 21:01:34
○MXalt4.aspmx.l.google.com2015-07-24 → 2017-04-03 · 4 obs
● 2017-04-03 21:04:16
○ 2026-02-28 12:58:48
○ 2026-07-17 21:01:34
○MXaspmx.l.google.com2015-07-24 → 2017-04-03 · 4 obs
● 2017-04-03 21:04:16
○ 2026-02-28 12:58:48
○ 2026-07-17 21:01:34
○A119.59.102.462015-07-24 → 2017-04-03 · 4 obs
● 2017-04-03 21:04:16
○ 2026-02-28 12:58:48
○ 2026-07-17 21:01:34
●A147.50.226.162026-02-28 → 2026-07-17 · 3 obs
● 2026-02-28 12:58:48
● 2026-07-17 21:01:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| th | a.thains.co.th, b.thains.co.th, c.thains.co.th, p.thains.co.th... | - |
| ctr.ac.th | ns2.mweweb.com, ns1.mweweb.com | - |
✅ Authoritative Response
Server:159.223.71.83
NS records: ns2.mweweb.com, ns1.mweweb.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctr.ac.th (unsigned zone)
⏱️ Timing
Total: 4692ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 147.50.226.16 |
| NS | 2 | ns2.mweweb.com, ns1.mweweb.com |
| SOA | 1 | ns1.mweweb.com ckschool304.gmail.com |
Analysis
Hierarchy
www.ctr.ac.th is delegated beneath ctr.ac.th.
IP Addresses
ctr.ac.th has exactly one IP address — 147.50.226.16.
ior.co.th, www.siambat.com, www.debsirinsp.ac.th plus two other host names have IP numbers in common with ctr.ac.th.
Name Servers
Two name servers handle the delegation for ctr.ac.th: ns1.mweweb.com and ns2.mweweb.com.
The name server configuration of ctr.ac.th is shared with other domains, for instance bookcoverdd.com, poompuksa.com, neolight.co.th and two others.
There is at least partial name server overlap between ctr.ac.th and other domains — santisuk.or.th, rachadalai.com, mahacharoen.com and two more among them.
ns1.mweweb.com → 159.223.71.83 and ns2.mweweb.com → 206.189.44.160: one IP number per host name.