`doubletreecookie.pl`

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` ⚠️ 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

`pl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a-dns.pl` ⭐
	NS	`b-dns.pl`
	NS	`d-dns.pl`
	NS	`f-dns.pl`
	NS	`h-dns.pl`
	NS	`j-dns.pl`
	TXT	`ccTLD of Poland`
	SOA	`a-dns.pl`dnsmaster@nask.pl serial=1785997892

Same first word

doubletreecookie.mx

doubletreecookie.com.gr

doubletreecookie.gr

doubletreecookie.pl

doubletreecookie.sk

doubletreecookie.ca

doubletreecookie.pe

doubletreecookie.it

doubletreecookie.com

DNS History

15 records (8 active, 7 former)

●NSns1.markmonitor.com2026-07-27 → 2026-08-06 · 3 obs

○ 2017-04-09 14:51:56
● 2026-07-27 12:30:02
● 2026-08-06 12:14:28

○NSns1.netnames.net2015-06-03 → 2017-04-09 · 4 obs

● 2015-06-03 15:30:50
● 2017-04-09 14:51:56
○ 2026-07-27 12:30:02
○ 2026-08-06 12:14:28

●NSns2.markmonitor.com2026-07-27 → 2026-08-06 · 3 obs

○ 2017-04-09 14:51:56
● 2026-07-27 12:30:02
● 2026-08-06 12:14:28

○NSns2.netnames.net2015-06-03 → 2017-04-09 · 4 obs

● 2015-06-03 15:30:50
● 2017-04-09 14:51:56
○ 2026-07-27 12:30:02
○ 2026-08-06 12:14:28

●NSns3.markmonitor.com2026-07-27 → 2026-08-06 · 3 obs

○ 2017-04-09 14:51:56
● 2026-07-27 12:30:02
● 2026-08-06 12:14:28

●NSns4.markmonitor.com2026-07-27 → 2026-08-06 · 3 obs

○ 2017-04-09 14:51:56
● 2026-07-27 12:30:02
● 2026-08-06 12:14:28

●NSns5.markmonitor.com2026-07-27 → 2026-08-06 · 3 obs

○ 2017-04-09 14:51:56
● 2026-07-27 12:30:02
● 2026-08-06 12:14:28

○NSns5.netnames.net2015-06-03 → 2017-04-09 · 4 obs

● 2015-06-03 15:30:50
● 2017-04-09 14:51:56
○ 2026-07-27 12:30:02
○ 2026-08-06 12:14:28

●NSns6.markmonitor.com2026-07-27 → 2026-08-06 · 3 obs

○ 2017-04-09 14:51:56
● 2026-07-27 12:30:02
● 2026-08-06 12:14:28

○NSns6.netnames.net2015-06-03 → 2017-04-09 · 4 obs

● 2015-06-03 15:30:50
● 2017-04-09 14:51:56
○ 2026-07-27 12:30:02
○ 2026-08-06 12:14:28

●NSns7.markmonitor.com2026-07-27 → 2026-08-06 · 3 obs

○ 2017-04-09 14:51:56
● 2026-07-27 12:30:02
● 2026-08-06 12:14:28

○MXrelay1.netnames.net2015-06-03 → 2017-04-09 · 4 obs

● 2015-06-03 15:30:50
● 2017-04-09 14:51:56
○ 2026-07-27 12:30:02
○ 2026-08-06 12:14:28

○MXrelay2.netnames.net2015-06-03 → 2017-04-09 · 4 obs

● 2015-06-03 15:30:50
● 2017-04-09 14:51:56
○ 2026-07-27 12:30:02
○ 2026-08-06 12:14:28

●A167.187.200.182026-07-27 → 2026-08-06 · 3 obs

○ 2017-04-09 14:51:56
● 2026-07-27 12:30:02
● 2026-08-06 12:14:28

○A185.26.230.1292015-06-03 → 2017-04-09 · 4 obs

● 2015-06-03 15:30:50
● 2017-04-09 14:51:56
○ 2026-07-27 12:30:02
○ 2026-08-06 12:14:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	d-dns.pl, b-dns.pl, h-dns.pl, j-dns.pl...	-
doubletreecookie.pl	ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com	-

✅ Authoritative Response

Server:192.174.68.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doubletreecookie.pl (unsigned zone)

⏱️ Timing

Total: 559ms | 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

doubletreecookie.pl directs to one IP number, which is 167.187.200.18.

Among the host names that share IP numbers with doubletreecookie.pl are haikou.hilton.com, waldorfastoriaspa.in, livingwell.com.hk and two others.

Name Servers

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

doubletreecookie.pl has at least partial name server overlap with other domains, such as costaresa.fr, altuglasinternational.biz, cisco.ss.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.

Hosts with two IP numbers each:

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.