`cht.edu.au`

DNSSEC	⚠️ Not signed
A	103.169.190.9^{🇦🇺 BIGFISH-AS-AP103.169.190.0/23 Proxy route object registered by AS38195}
		PTR	`cpanel.bigfishcloud.com.au`
NS	`cp1.bigfishcloud.com.au` ⭐
		A	103.169.190.9^{🇦🇺 BIGFISH-AS-AP103.169.190.0/23 Proxy route object registered by AS38195}
			PTR	`cpanel.bigfishcloud.com.au`
NS	`cp2.bigfishcloud.com.au`
		A	103.169.190.10^{🇦🇺 BIGFISH-AS-AP103.169.190.0/23 Proxy route object registered by AS38195}
MX	`filter1.cht-3.mailguard.com.au` ⭐
		A	3.24.56.135^{🇦🇺 Amazon3.24.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-pogs.mailguard.com.au`
		A	13.70.186.218^{🇦🇺 Microsoft13.64.0.0/11 MICROSOFT}
			PTR	`mg-zaum-ding.mailguard.com.au`
		A	13.236.218.216^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-zote.mailguard.com.au`
		A	20.70.88.141^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaum-bing.mailguard.com.au`
		A	20.92.133.122^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-omega.mailguard.com.au`
		A	20.92.218.92^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-chi.mailguard.com.au`
		A	20.190.127.76^{🇦🇺 Microsoft20.184.0.0/13 MICROSOFT}
			PTR	`mg-zaum-zarks.mailguard.com.au`
		A	52.63.166.203^{🇦🇺 Amazon52.62.0.0/15 EC2 SYD prefix}
			PTR	`mg-aaus-tazos.mailguard.com.au`
		A	52.147.56.124^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-snatto.mailguard.com.au`
		A	52.147.60.132^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-milo.mailguard.com.au`
		A	54.79.63.66^{🇦🇺 Amazon54.79.0.0/17 EC2 SYD prefix}
			PTR	`mg-aaus-gobbledok.mailguard.com.au`
MX	`filter2.cht-3.mailguard.com.au`⁽²⁰⁾
		A	3.24.56.135^{🇦🇺 Amazon3.24.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-pogs.mailguard.com.au`
		A	13.70.186.218^{🇦🇺 Microsoft13.64.0.0/11 MICROSOFT}
			PTR	`mg-zaum-ding.mailguard.com.au`
		A	13.236.218.216^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-zote.mailguard.com.au`
		A	20.70.88.141^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaum-bing.mailguard.com.au`
		A	20.92.133.122^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-omega.mailguard.com.au`
		A	20.92.218.92^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-chi.mailguard.com.au`
		A	20.190.127.76^{🇦🇺 Microsoft20.184.0.0/13 MICROSOFT}
			PTR	`mg-zaum-zarks.mailguard.com.au`
		A	52.63.166.203^{🇦🇺 Amazon52.62.0.0/15 EC2 SYD prefix}
			PTR	`mg-aaus-tazos.mailguard.com.au`
		A	52.147.56.124^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-snatto.mailguard.com.au`
		A	52.147.60.132^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-milo.mailguard.com.au`
		A	54.79.63.66^{🇦🇺 Amazon54.79.0.0/17 EC2 SYD prefix}
			PTR	`mg-aaus-gobbledok.mailguard.com.au`
MX	`filter3.cht-3.mailguard.com.au`⁽³⁰⁾
		A	3.24.56.135^{🇦🇺 Amazon3.24.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-pogs.mailguard.com.au`
		A	13.70.186.218^{🇦🇺 Microsoft13.64.0.0/11 MICROSOFT}
			PTR	`mg-zaum-ding.mailguard.com.au`
		A	13.236.218.216^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-zote.mailguard.com.au`
		A	20.70.88.141^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaum-bing.mailguard.com.au`
		A	20.92.133.122^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-omega.mailguard.com.au`
		A	20.92.218.92^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-chi.mailguard.com.au`
		A	20.190.127.76^{🇦🇺 Microsoft20.184.0.0/13 MICROSOFT}
			PTR	`mg-zaum-zarks.mailguard.com.au`
		A	52.63.166.203^{🇦🇺 Amazon52.62.0.0/15 EC2 SYD prefix}
			PTR	`mg-aaus-tazos.mailguard.com.au`
		A	52.147.56.124^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-snatto.mailguard.com.au`
		A	52.147.60.132^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-milo.mailguard.com.au`
		A	54.79.63.66^{🇦🇺 Amazon54.79.0.0/17 EC2 SYD prefix}
			PTR	`mg-aaus-gobbledok.mailguard.com.au`
TXT	`3dfbed0c-0a3e-48f0-9f48-4f9c7b0eb486-cht.edu.au`
TXT	`79f97da6-57f1-445f-9a9d-b8c88970686e-cht.edu.au`
TXT	`google-site-verification=dSH3S0ohSzxrj0LCGztYYuyumr5Uxoc4RM8H-ZwxhDg`
TXT	`MS=ms50349236`
TXT	`spf.hbtoutbound.vettrak.com.au`
TXT	`v=spf1 ip4:103.169.190.9 +a +mx +ip4:103.227.29.142 include:spf.protection.ou...`
SOA	`cp1.bigfishcloud.com.au`tickets@bigfishtech.com.au 2026-07-12 #0

`edu.au`

	DNSSEC	⚠️ Not signed
	NS	`q.au` ⭐ ⚠️ Not in parent delegation
	NS	`a.au` ⚠️ Not in parent delegation
	NS	`r.au` ⚠️ Not in parent delegation
	NS	`s.au` ⚠️ Not in parent delegation
	NS	`t.au` ⚠️ Not in parent delegation
	SOA	`q.au`hostmaster@donuts.email serial=1784349860

WOT: SAFE (97/100)

Same first word

cht.com.au

cht.com.ar

cht.cz

cht.com.tw

cht.com.tr

cht.dk

cht.(0x787878)

cht.net

cht.mx

cht.de

cht.ru

cht.net.pl

cht.org

cht.us

cht.vn

cht.pl

cht.icu

cht.co.jp

cht.co.nz

cht.ch

cht.ro

cht.sg

cht.gov.in

cht.tv

cht.at

cht.org.tw

cht.pf

cht.nhs.uk

cht.no

cht.net.tw

cht.cl

cht.me

cht.edu.au

cht.tw

cht.kz

cht.com.co

cht.net.au

cht.ir

cht.onl

cht.net.br

cht.com.br

cht.life

cht.sh

cht.com.uy

cht.jp

cht.com

cht.biz

cht.se

cht.asia

cht.lv

cht.nc

cht.be

cht.pt

cht.es

cht.co

cht.tel

cht.nl

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tch.kiev.ua

htc.se

cth.co.za

cth.info

htc.net.cn

thc.xyz

hct.lu

thc.com.my

hct.tw

thc.on.ca

tch.ae

hct.be

thc.or.jp

thc.blue

thc.la

thc.net.au

htc.com.hk

tch.es

hct.ac.uk

htc.ae

tch.cz

tch.by

htc.in

cth.no

hct.edu.om

cth.org.tw

thc.net

htc.com.co

thc.st

cth.mx

thc.io

cth.cz

tch.co.jp

htc.to

thc.kitchen

htc.co.id

tch.com.tr

htc.am

thc.org

thc.support

hct.org.nz

tch.hu

htc.edu.hk

hct.ph

thc.info

thc.promo

thc.edu.in

htc.taxi

thc.vn

tch.pl

tch.co.th

hct.app

thc.com.au

tch.ac.th

hct.cz

htc.org.au

thc.co.nz

htc.dk

cth.com.tw

tch.co

hct.lv

htc.tel

tch.go.th

htc.s3.amazonaws.com

thc.foundation

htc.nu

thc.com.br

htc.edu.vn

tch.org.uk

htc.it

tch.co.uk

htc.school

hct.com.br

cth.co.uk

tch.gr

hct.com

cth.fin.ec

cth.cn

tch.cn

htc.si

hct.org.uk

htc.me

htc.ch

thc.cn

tch.com

thc.ge

htc.com.ba

thc.partners

DNS History

6 records (6 active, 0 former)

●NScp1.bigfishcloud.com.au2026-06-26 → 2026-07-18 · 2 obs

● 2026-06-26 17:20:28
● 2026-07-18 05:02:08

●NScp2.bigfishcloud.com.au2026-06-26 → 2026-07-18 · 2 obs

● 2026-06-26 17:20:28
● 2026-07-18 05:02:08

●MXfilter1.cht-3.mailguard.com.au2026-07-18 → 2026-07-18 · 1 obs

● 2026-07-18 05:02:08

●MXfilter2.cht-3.mailguard.com.au2026-07-18 → 2026-07-18 · 1 obs

● 2026-07-18 05:02:08

●MXfilter3.cht-3.mailguard.com.au2026-07-18 → 2026-07-18 · 1 obs

● 2026-07-18 05:02:08

●A103.169.190.92026-07-18 → 2026-07-18 · 1 obs

● 2026-07-18 05:02:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
au	t.au, r.au, s.au, a.au...	-
cht.edu.au	cp1.bigfishcloud.com.au, cp2.bigfishcloud.com.au	-

✅ Authoritative Response

Server:103.169.190.10

NS records: cp1.bigfishcloud.com.au, cp2.bigfishcloud.com.au

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cht.edu.au (unsigned zone)

⏱️ Timing

Total: 851ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.169.190.9`
NS	2	`cp1.bigfishcloud.com.au, cp2.bigfishcloud.com.au`
MX	3	`filter3.cht-3.mailguard.com.au (pri: 30), filter1.cht-3.mailguard.com.au (pri: 10)...`
TXT	6	`MS=ms50349236, 3dfbed0c-0a3e-48f0-9f48-4f9c7b0eb486-cht...`
SOA	1	`cp1.bigfishcloud.com.au tickets.bigfisht`

Analysis

IP Addresses

cht.edu.au directs to one IP number, which is 103.169.190.9.

Among the host names that share IP numbers with cht.edu.au are mtgspike.com, chtmelbourne.com.au, dvanavion.com and two others.

Name Servers

Two name servers handle the delegation for cht.edu.au: cp1.bigfishcloud.com.au and cp2.bigfishcloud.com.au.

cht.edu.au has the same name server delegation as a number of other domains, such as mtgspike.com, chtmelbourne.com.au, decodescience.com.au and two more.

cp1.bigfishcloud.com.au resolves to 103.169.190.9. cp2.bigfishcloud.com.au resolves to 103.169.190.10. Both host names point to a single IP number.