`doubletreespa.com`

DNSSEC	⚠️ Not signed
A	167.187.200.18^{🇺🇸 AS26529167.187.200.0/22 AC_HILTONWORL}
		PTR	`ftcrdf-nonsecure.hilton.com`
		PTR	`richardsondallas.hilton.com`
		PTR	`uksupply.hilton.com`
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`
		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`
		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`
		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 2024-07-23 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785920249

Same first word

DNS History

11 records (8 active, 3 former)

○NSns1.chrl.twtelecom.net2015-08-16 → 2016-09-23 · 4 obs

● 2015-08-16 15:52:58
● 2016-09-23 16:30:10
○ 2026-07-27 12:34:28
○ 2026-08-05 09:26:04

●NSns1.markmonitor.com2026-07-27 → 2026-08-05 · 3 obs

○ 2016-09-23 16:30:10
● 2026-07-27 12:34:28
● 2026-08-05 09:26:04

○NSns1.nycl.twtelecom.net2015-08-16 → 2016-09-23 · 4 obs

● 2015-08-16 15:52:58
● 2016-09-23 16:30:10
○ 2026-07-27 12:34:28
○ 2026-08-05 09:26:04

●NSns2.markmonitor.com2026-07-27 → 2026-08-05 · 3 obs

○ 2016-09-23 16:30:10
● 2026-07-27 12:34:28
● 2026-08-05 09:26:04

●NSns3.markmonitor.com2026-07-27 → 2026-08-05 · 3 obs

○ 2016-09-23 16:30:10
● 2026-07-27 12:34:28
● 2026-08-05 09:26:04

●NSns4.markmonitor.com2026-07-27 → 2026-08-05 · 3 obs

○ 2016-09-23 16:30:10
● 2026-07-27 12:34:28
● 2026-08-05 09:26:04

●NSns5.markmonitor.com2026-07-27 → 2026-08-05 · 3 obs

○ 2016-09-23 16:30:10
● 2026-07-27 12:34:28
● 2026-08-05 09:26:04

●NSns6.markmonitor.com2026-07-27 → 2026-08-05 · 3 obs

○ 2016-09-23 16:30:10
● 2026-07-27 12:34:28
● 2026-08-05 09:26:04

●NSns7.markmonitor.com2026-07-27 → 2026-08-05 · 3 obs

○ 2016-09-23 16:30:10
● 2026-07-27 12:34:28
● 2026-08-05 09:26:04

●A167.187.200.182026-07-27 → 2026-08-05 · 3 obs

○ 2016-09-23 16:30:10
● 2026-07-27 12:34:28
● 2026-08-05 09:26:04

○A167.187.200.232015-08-16 → 2016-09-23 · 4 obs

● 2015-08-16 15:52:58
● 2016-09-23 16:30:10
○ 2026-07-27 12:34:28
○ 2026-08-05 09:26:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
doubletreespa.com	ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com...	14 records

✅ Authoritative Response

Server:176.97.158.1

NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com, ns7.markmonitor.com, ns2.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doubletreespa.com (unsigned zone)

⏱️ Timing

Total: 189ms | 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`

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)

Analysis

IP Addresses

doubletreespa.com directs to one IP number, which is 167.187.200.18.

Among the host names that share IP numbers with doubletreespa.com are doubletreemiltonkeynes.co.uk, philadelphiaairport.hilton.com, chateau-park.co.nz and two others.

Name Servers

The DNS delegation for doubletreespa.com covers 7 name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 more.

doubletreespa.com partially shares its NS delegation with several other domains, including beltseshop.com, breaksonline.com, metlie.com and two others.

The name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com are often found in use alongside these name servers.

Hosts with two IP numbers each:

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

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

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

ns4.markmonitor.com maps to two IP addresses — 192.174.68.1 and 2001:67c:1bc::1.

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

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

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

doubletreespa.com - robtex.com