`doubletree.com.au`

DNSSEC	⚠️ Not signed
A	167.187.200.18^{🇺🇸 AS26529167.187.200.0/22 AC_HILTONWORL}
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com` ⚠️ Not in parent delegation
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns6.markmonitor.com` ⚠️ Not in parent delegation
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
NS	`ns7.markmonitor.com` ⚠️ Not in parent delegation
		A	2620:10a:80a9::2^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.2^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2024-01-25 #1

`com.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=1785300561

WOT: SAFE (34/100)

Same first word

DNS History

16 records (8 active, 8 former)

●NSns1.markmonitor.com2026-07-27 → 2026-07-29 · 3 obs

○ 2020-01-25 22:44:34
● 2026-07-27 12:32:26
● 2026-07-29 04:51:16

○NSns1.netnames.net2015-08-20 → 2020-01-25 · 4 obs

● 2015-08-20 01:58:24
● 2020-01-25 22:44:34
○ 2026-07-27 12:32:26
○ 2026-07-29 04:51:16

●NSns2.markmonitor.com2026-07-27 → 2026-07-29 · 3 obs

○ 2020-01-25 22:44:34
● 2026-07-27 12:32:26
● 2026-07-29 04:51:16

○NSns2.netnames.net2015-08-20 → 2020-01-25 · 4 obs

● 2015-08-20 01:58:24
● 2020-01-25 22:44:34
○ 2026-07-27 12:32:26
○ 2026-07-29 04:51:16

●NSns3.markmonitor.com2026-07-27 → 2026-07-29 · 3 obs

○ 2020-01-25 22:44:34
● 2026-07-27 12:32:26
● 2026-07-29 04:51:16

●NSns4.markmonitor.com2026-07-27 → 2026-07-29 · 3 obs

○ 2020-01-25 22:44:34
● 2026-07-27 12:32:26
● 2026-07-29 04:51:16

●NSns5.markmonitor.com2026-07-27 → 2026-07-29 · 3 obs

○ 2020-01-25 22:44:34
● 2026-07-27 12:32:26
● 2026-07-29 04:51:16

○NSns5.netnames.net2015-08-20 → 2020-01-25 · 4 obs

● 2015-08-20 01:58:24
● 2020-01-25 22:44:34
○ 2026-07-27 12:32:26
○ 2026-07-29 04:51:16

●NSns6.markmonitor.com2026-07-27 → 2026-07-29 · 3 obs

○ 2020-01-25 22:44:34
● 2026-07-27 12:32:26
● 2026-07-29 04:51:16

○NSns6.netnames.net2015-08-20 → 2020-01-25 · 4 obs

● 2015-08-20 01:58:24
● 2020-01-25 22:44:34
○ 2026-07-27 12:32:26
○ 2026-07-29 04:51:16

●NSns7.markmonitor.com2026-07-27 → 2026-07-29 · 3 obs

○ 2020-01-25 22:44:34
● 2026-07-27 12:32:26
● 2026-07-29 04:51:16

○MXrelay1.netnames.net2015-08-20 → 2020-01-25 · 4 obs

● 2015-08-20 01:58:24
● 2020-01-25 22:44:34
○ 2026-07-27 12:32:26
○ 2026-07-29 04:51:16

○MXrelay2.netnames.net2015-08-20 → 2020-01-25 · 4 obs

● 2015-08-20 01:58:24
● 2020-01-25 22:44:34
○ 2026-07-27 12:32:26
○ 2026-07-29 04:51:16

●A167.187.200.182026-07-27 → 2026-07-29 · 3 obs

○ 2020-01-25 22:44:34
● 2026-07-27 12:32:26
● 2026-07-29 04:51:16

○A185.26.230.1292015-08-20 → 2016-09-25 · 4 obs

● 2015-08-20 01:58:24
● 2016-09-25 15:15:22
○ 2020-01-25 22:44:34
○ 2026-07-29 04:51:16

○A212.53.89.1382020-01-25 → 2020-01-25 · 4 obs

○ 2016-09-25 15:15:22
● 2020-01-25 22:44:34
○ 2026-07-27 12:32:26
○ 2026-07-29 04:51:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
au	t.au, r.au, a.au, s.au...	-
doubletree.com.au	ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com	-

✅ Authoritative Response

Server:176.97.158.1

NS records: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doubletree.com.au (unsigned zone)

⏱️ Timing

Total: 911ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`167.187.200.18`
NS	7	`ns1.markmonitor.com, ns2.markmonitor.com...`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

Analysis

IP Addresses

doubletree.com.au resolves to one IP address: 167.187.200.18.

eslinens.com, thegraduateharlem.com, waldorfastoria.ru and two other host names share IP numbers with doubletree.com.au.

Name Servers

DNS for doubletree.com.au is handled by 7 name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 others.

doubletree.com.au has at least partial name server overlap with other domains, such as amazon.melbourne, piml.com, calvin-klein.it and two others.

It is common to find these name servers paired with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Hostnames that resolve to two IP addresses:

ns1.markmonitor.com has two IP addresses: 149.112.160.1 and 2620:10a:80a8::1.

ns2.markmonitor.com has two IP addresses: 176.97.158.1 and 2001:67c:10b8::1.

ns3.markmonitor.com has two IP addresses: 149.112.161.1 and 2620:10a:80a9::1.

ns4.markmonitor.com has two IP addresses: 192.174.68.1 and 2001:67c:1bc::1.

ns5.markmonitor.com has two IP addresses: 149.112.160.2 and 2620:10a:80a8::2.

ns6.markmonitor.com has two IP addresses: 176.97.158.3 and 2001:67c:10b8::3.

ns7.markmonitor.com has two IP addresses: 149.112.161.2 and 2620:10a:80a9::2.