hdk.co.th - robtex.com

hdk.co.th

DNSSEC⚠️ Not signed
A180.131.137.232🇯🇵 AS131921180.131.136.0/22 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
PTRns6.fernridge.name
NSns1.fernridge.name ⭐ ⚠️ Not in parent delegation
A211.125.90.246🇯🇵 GMO-INTERNET211.125.90.0/23 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRfernridge.co.th
NSns1.hdk.co.th
A180.131.137.232🇯🇵 AS131921180.131.136.0/22 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
PTRns6.fernridge.name
NSns2.fernridge.name ⚠️ Not in parent delegation
A180.131.137.232🇯🇵 AS131921180.131.136.0/22 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
PTRns6.fernridge.name
NSns2.hdk.co.th
A180.131.137.232🇯🇵 AS131921180.131.136.0/22 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
PTRns6.fernridge.name
MXmail.hdk.co.th ⭐
A180.131.137.232🇯🇵 AS131921180.131.136.0/22 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
PTRns6.fernridge.name
TXTv=spf1 mx ip4:180.131.137.232 ip4:202.57.162.23 ip4:202.57.162.20 ~all
SOAns1.fernridge.namestaff@fernridge.co.th 2026-04-28 #3

co.th

DNSSEC⚠️ Not signed
NSa.thains.co.th ⭐ ⚠️ Not in parent delegation
NSb.thains.co.th ⚠️ Not in parent delegation
NSc.thains.co.th ⚠️ Not in parent delegation
NSnn1.thains.co.th ⚠️ Not in parent delegation
NSns.thnic.net ⚠️ Not in parent delegation
NSp.thains.co.th ⚠️ Not in parent delegation
SOAa.thains.co.thregistry@thains.co.th serial=1260507130
WOT: UNKNOWN (99/100)

Subdomains

ns2.hdk.co.th
mail.hdk.co.th
ns1.hdk.co.th

Same first word

hdk.la
hdk.ru
hdk.kr
hdk.se
hdk.co.il
hdk.be
hdk.cz
hdk.at
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hdk.nl
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hdk.net
hdk.me
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hdk.com.cn
hdk.pages.dev
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hdk.eu
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hdk.fr
hdk.hu
hdk.dk

Similar names

kdh.co.nz
kdh.pl
hkd.no
kdh.sk
dkh.co.uk
hkd.com.hk
hkd.pl
dkh.ca
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dhk.co.uk
kdh.com
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dkh.co
khd.co.uk
khd.cl
hkd.or.kr
dhk.at
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dhk.hu
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kdh.cz
hkd.mobi
dhk.org
hkd.de
kdh.com.my
dkh.fr
dhk.com.vn
kdh.or.jp
hkd.kr
hkd.email
dkh.pl
khd.ru
kdh.co
dkh.dk
dkh.de
kdh.go.th
kdh.se
dhk.jp
khd.com.br
dkh.jp
dhk.nl
kdh.dk
khd.net
dkh.be
khd.se
dhk.ru
dhk.be
dhk.it
kdh.me
hkd.fi
dkh.me
khd.com
kdh.co.kr
kdh.cn
khd.us
dhk.de
dhk.co.jp
khd.be
kdh.org.il
khd.me
hkd.hr
dhk.pl
kdh.in
khd.de
hkd.com.vn
khd.in
dhk.vn
hkd.cn
kdh.biz
kdh.codes
kdh.net
khd.kr
dhk.co.za
kdh.es
dhk.net
dkh.ch
hkd.co.uk
kdh.de
khd.org
kdh.be
hkd.eu
dhk.us
khd.at
kdh.ch
hkd.ch
hkd.ca
hkd.at
khd.it
kdh.on.ca
dhk.cc
hkd.com
dhk.is
hkd.se
dhk.fr
dhk.ca
dhk.com
khd.co
dkh.com.pl
hkd.co
khd.ch
khd.pl
dkh.cn
khd.ph
kdh.at
khd.ca
kdh.it
kdh.fr
dkh.eu
kdh.com.pl
dkh.com.mx
khd.dk
dhk.ch
hkd.ru
khd.fr
dkh.it
hkd.com.tr
dhk.co.kr
dhk.com.cn
kdh.eu
hkd.vn
dkh.hu
hkd.in
dhk.com.au
dhk.hr
kdh.gr.jp
dkh.net
dkh.us
dhk.cn
kdh.com.au
hkd.app
dhk.no
dhk.ro
dkh.fi
dkh.com
hkd.be
dkh.nl
kdh.is
kdh.com.tw
dkh.co.za
dkh.rocks
kdh.org

DNS History

7 records (6 active, 1 former)

20162017201820192020202120222023202420252026NSns1.fernridge.namens1.hdk.co.thns2.fernridge.namens2.hdk.co.thMXmail.hdk.co.thA180.131.137.232202.57.162.21
●NSns1.fernridge.name2015-06-06 → 2026-05-07 · 2 obs
● 2015-06-06 07:13:56
● 2026-05-07 15:01:48
●NSns1.hdk.co.th2026-04-07 → 2026-05-07 · 3 obs
○ 2015-06-06 07:13:56
● 2026-04-07 19:30:20
● 2026-05-07 15:01:48
●NSns2.fernridge.name2015-06-06 → 2026-05-07 · 2 obs
● 2015-06-06 07:13:56
● 2026-05-07 15:01:48
●NSns2.hdk.co.th2026-04-07 → 2026-05-07 · 3 obs
○ 2015-06-06 07:13:56
● 2026-04-07 19:30:20
● 2026-05-07 15:01:48
●MXmail.hdk.co.th2015-06-06 → 2026-05-07 · 2 obs
● 2015-06-06 07:13:56
● 2026-05-07 15:01:48
●A180.131.137.2322026-04-07 → 2026-05-07 · 3 obs
○ 2017-02-08 14:38:14
● 2026-04-07 19:30:20
● 2026-05-07 15:01:48
○A202.57.162.212015-06-06 → 2017-02-08 · 4 obs
● 2015-06-06 07:13:56
● 2017-02-08 14:38:14
○ 2026-04-07 19:30:20
○ 2026-05-07 15:01:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
tha.thains.co.th, b.thains.co.th, c.thains.co.th, p.thains.co.th...-
hdk.co.thns1.hdk.co.th, ns2.hdk.co.th2 records

✅ Authoritative Response

Server:180.131.137.232

NS records: ns1.hdk.co.th, ns2.hdk.co.th

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hdk.co.th (unsigned zone)

⏱️ Timing

Total: 1043ms | Queries: -

📄 Records

TypeCountSample Data
A1180.131.137.232
NS4ns1.hdk.co.th, ns2.hdk.co.th...
MX1mail.hdk.co.th (pri: 10)
TXT1v=spf1 mx ip4:180.131.137.232 ip4:202.57
SOA1ns1.fernridge.name staff.fernridge.co.th

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.hdk.co.th, ns2.hdk.co.th)

Analysis

Hierarchy

hdk.co.th is a parent of ns2.hdk.co.th, mail.hdk.co.th and ns1.hdk.co.th.

IP Addresses

hdk.co.th points to a single IP: 180.131.137.232.

Other host names, for instance ns2.study.in.th, ns2.hdk.co.th, sumida.co.th, ns6.fernridge.name and ns1.johoku.co.th share IP numbers with hdk.co.th.

Name Servers

hdk.co.th's delegation is handled by four name servers: ns1.fernridge.name, ns2.fernridge.name, ns1.hdk.co.th and ns2.hdk.co.th.

hdk.co.th partially shares name servers with other domains; examples include tilement.co.th, utt.co.th, osg.co.th, tfd.co.th and sumida.co.th.

These name servers are commonly used alongside ns1.tilement.co.th, ns2.tilement.co.th, ns1.utt.co.th, ns2.utt.co.th, ns1.osg.co.th, ns2.osg.co.th, ns1.tfd.co.th, ns2.tfd.co.th, ns1.sumida.co.th and ns2.sumida.co.th.

Host names with one IP number:

ns1.fernridge.name points to 211.125.90.246.

ns2.fernridge.name points to 180.131.137.232.

ns1.hdk.co.th points to 180.131.137.232.

ns2.hdk.co.th points to 180.131.137.232.

Host names pointing to 180.131.137.232 are ns2.fernridge.name, ns1.hdk.co.th and ns2.hdk.co.th.

Mail Servers

hdk.co.th is handled by a single mail server, mail.hdk.co.th.

mail.hdk.co.th points to a single IP: 180.131.137.232.