`doubletreestlouis.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=1785571117

Same first word

doubletreestlouis.com

DNS History

12 records (8 active, 4 former)

○NSns1.chrl.twtelecom.net2008-03-18 → 2017-04-01 · 4 obs

● 2008-03-18 23:39:00
● 2017-04-01 05:52:42
○ 2026-07-27 12:36:44
○ 2026-08-01 08:11:42

●NSns1.markmonitor.com2026-07-27 → 2026-08-01 · 3 obs

○ 2017-04-01 05:52:42
● 2026-07-27 12:36:44
● 2026-08-01 08:11:42

○NSns1.nycl.twtelecom.net2008-03-18 → 2017-04-01 · 4 obs

● 2008-03-18 23:39:00
● 2017-04-01 05:52:42
○ 2026-07-27 12:36:44
○ 2026-08-01 08:11:42

●NSns2.markmonitor.com2026-07-27 → 2026-08-01 · 3 obs

○ 2017-04-01 05:52:42
● 2026-07-27 12:36:44
● 2026-08-01 08:11:42

●NSns3.markmonitor.com2026-07-27 → 2026-08-01 · 3 obs

○ 2017-04-01 05:52:42
● 2026-07-27 12:36:44
● 2026-08-01 08:11:42

●NSns4.markmonitor.com2026-07-27 → 2026-08-01 · 3 obs

○ 2017-04-01 05:52:42
● 2026-07-27 12:36:44
● 2026-08-01 08:11:42

●NSns5.markmonitor.com2026-07-27 → 2026-08-01 · 3 obs

○ 2017-04-01 05:52:42
● 2026-07-27 12:36:44
● 2026-08-01 08:11:42

●NSns6.markmonitor.com2026-07-27 → 2026-08-01 · 3 obs

○ 2017-04-01 05:52:42
● 2026-07-27 12:36:44
● 2026-08-01 08:11:42

●NSns7.markmonitor.com2026-07-27 → 2026-08-01 · 3 obs

○ 2017-04-01 05:52:42
● 2026-07-27 12:36:44
● 2026-08-01 08:11:42

●A167.187.200.182026-07-27 → 2026-08-01 · 3 obs

○ 2017-04-01 05:52:42
● 2026-07-27 12:36:44
● 2026-08-01 08:11:42

○A167.187.200.232015-05-02 → 2017-04-01 · 5 obs

○ 2008-03-18 23:39:00
● 2015-05-02 19:36:22
● 2017-04-01 05:52:42
○ 2026-07-27 12:36:44
○ 2026-08-01 08:11:42

○A192.251.124.202008-03-18 → 2008-03-18 · 3 obs

● 2008-03-18 23:39:00
○ 2015-05-02 19:36:22
○ 2026-08-01 08:11:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
doubletreestlouis.com	ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com...	14 records

✅ Authoritative Response

Server:149.112.160.1

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 doubletreestlouis.com (unsigned zone)

⏱️ Timing

Total: 1267ms | 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

doubletreestlouis.com has exactly one IP address — 167.187.200.18.

hiltontahitiresort.com, jeddah.hilton.com, palmbeachairporthilton.com plus two other host names have IP numbers in common with doubletreestlouis.com.

Name Servers

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

At least some of doubletreestlouis.com's name servers are shared with other domains, for example junoestimator.com, obviousengine.com, lifeandstyleweekly.com and two more.

These name servers are often deployed together with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names pointing 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.