`doubletreespa.com.cn`

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.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030736796

WOT: NOT_SAFE (20/100)

Same first word

DNS History

13 records (8 active, 5 former)

○NSns1.chrl.twtelecom.net2015-07-05 → 2017-04-10 · 4 obs

● 2015-07-05 10:19:26
● 2017-04-10 22:37:04
○ 2020-04-12 13:34:54
○ 2026-08-05 14:12:16

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

○ 2020-04-12 13:34:54
● 2026-07-27 12:39:26
● 2026-08-05 14:12:16

○NSns1.nycl.twtelecom.net2015-07-05 → 2017-04-10 · 4 obs

● 2015-07-05 10:19:26
● 2017-04-10 22:37:04
○ 2020-04-12 13:34:54
○ 2026-08-05 14:12:16

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

○ 2020-04-12 13:34:54
● 2026-07-27 12:39:26
● 2026-08-05 14:12:16

○NSns3.level3.net2020-04-12 → 2020-04-12 · 4 obs

○ 2017-04-10 22:37:04
● 2020-04-12 13:34:54
○ 2026-07-27 12:39:26
○ 2026-08-05 14:12:16

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

○ 2020-04-12 13:34:54
● 2026-07-27 12:39:26
● 2026-08-05 14:12:16

○NSns4.level3.net2020-04-12 → 2020-04-12 · 4 obs

○ 2017-04-10 22:37:04
● 2020-04-12 13:34:54
○ 2026-07-27 12:39:26
○ 2026-08-05 14:12:16

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

○ 2020-04-12 13:34:54
● 2026-07-27 12:39:26
● 2026-08-05 14:12:16

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

○ 2020-04-12 13:34:54
● 2026-07-27 12:39:26
● 2026-08-05 14:12:16

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

○ 2020-04-12 13:34:54
● 2026-07-27 12:39:26
● 2026-08-05 14:12:16

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

○ 2020-04-12 13:34:54
● 2026-07-27 12:39:26
● 2026-08-05 14:12:16

●A167.187.200.182020-04-12 → 2026-08-05 · 7 obs

○ 2017-04-10 22:37:04
● 2020-04-12 13:34:54
○ 2026-07-29 16:43:16
● 2026-07-29 18:36:14
○ 2026-07-31 19:09:54
● 2026-07-31 20:16:20
● 2026-08-05 14:12:16

○A167.187.200.232015-07-05 → 2017-04-10 · 4 obs

● 2015-07-05 10:19:26
● 2017-04-10 22:37:04
○ 2020-04-12 13:34:54
○ 2026-08-05 14:12:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-

✅ Authoritative Response

Server:203.119.29.1

NS records: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2246ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

IP Addresses

doubletreespa.com.cn points to a single IP number: 167.187.200.18.

Additional host names — hometoosuitesbyhilton.com.mx, hiltonhiroshima.com, hamptonbyhilton.asia and two others — share IP numbers with doubletreespa.com.cn.

Name Servers

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

doubletreespa.com.cn shares at least some of its name servers with other domains, including schoolportrait.biz, embarqresearch-csu.com, 14ladders.com and two others.

These name servers are frequently seen alongside the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names with two IP numbers:

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.cn - robtex.com