`expediaholiday.com`

DNSSEC	⚠️ Not signed
NS	`pdns1.ultradns.net` ⭐
		A	2001:502:f3ff::1^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns1.ultradns.net`
		A	204.74.108.1^{🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar}
			PTR	`pdns1.ultradns.net`
NS	`pdns2.ultradns.net`
		A	2610:a1:1014::1^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns2.ultradns.net`
		A	204.74.109.1^{🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar}
			PTR	`pdns2.ultradns.net`
NS	`pdns3.ultradns.org`
		A	2610:a1:1015::1^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns3.ultradns.org`
		A	199.7.68.1^{🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar}
			PTR	`pdns3.ultradns.org`
NS	`pdns4.ultradns.org`
		A	2001:502:4612::1^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns4.ultradns.org`
		A	199.7.69.1^{🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar}
			PTR	`pdns4.ultradns.org`
NS	`pdns5.ultradns.info`
		A	2610:a1:1016::1^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`pdns5.ultradns.info`
		A	204.74.114.1^{🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar}
			PTR	`pdns5.ultradns.info`
NS	`pdns6.ultradns.co.uk`
		A	2610:a1:1017::1^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`pdns6.ultradns.co.uk`
		A	204.74.115.1^{🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar}
			PTR	`pdns6.ultradns.co.uk`
SOA	`pdns1.ultradns.net`domains@expedia.com 2024-10-04 #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=1775177812

Same first word

expediaholiday.com

DNS History

23 records (6 active, 17 former)

○NSns1.freeredirection.net2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 06:24:54
○ 2015-05-16 02:05:08
○ 2026-04-03 01:07:24

○NSns2.freeredirection.net2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 06:24:54
○ 2015-05-16 02:05:08
○ 2026-04-03 01:07:24

○NSns31.domaincontrol.com2016-05-11 → 2017-01-23 · 5 obs

○ 2015-11-03 12:55:16
● 2016-05-11 12:54:48
● 2017-01-23 09:18:14
○ 2020-01-31 12:28:48
○ 2026-04-03 01:07:24

○NSns32.domaincontrol.com2016-05-11 → 2017-01-23 · 5 obs

○ 2015-11-03 12:55:16
● 2016-05-11 12:54:48
● 2017-01-23 09:18:14
○ 2020-01-31 12:28:48
○ 2026-04-03 01:07:24

○NSns63.domaincontrol.com2020-01-31 → 2020-01-31 · 4 obs

○ 2017-01-23 09:18:14
● 2020-01-31 12:28:48
○ 2026-04-01 06:24:38
○ 2026-04-03 01:07:24

○NSns64.domaincontrol.com2020-01-31 → 2020-01-31 · 4 obs

○ 2017-01-23 09:18:14
● 2020-01-31 12:28:48
○ 2026-04-01 06:24:38
○ 2026-04-03 01:07:24

○NSns67.domaincontrol.com2015-05-16 → 2015-05-16 · 4 obs

○ 2008-03-11 06:24:54
● 2015-05-16 02:05:08
○ 2015-11-03 12:55:16
○ 2026-04-03 01:07:24

○NSns68.domaincontrol.com2015-05-16 → 2015-05-16 · 4 obs

○ 2008-03-11 06:24:54
● 2015-05-16 02:05:08
○ 2015-11-03 12:55:16
○ 2026-04-03 01:07:24

●NSpdns1.ultradns.net2026-04-01 → 2026-04-03 · 3 obs

○ 2020-01-31 12:28:48
● 2026-04-01 06:24:38
● 2026-04-03 01:07:24

●NSpdns2.ultradns.net2026-04-01 → 2026-04-03 · 3 obs

○ 2020-01-31 12:28:48
● 2026-04-01 06:24:38
● 2026-04-03 01:07:24

●NSpdns3.ultradns.org2026-04-01 → 2026-04-03 · 3 obs

○ 2020-01-31 12:28:48
● 2026-04-01 06:24:38
● 2026-04-03 01:07:24

●NSpdns4.ultradns.org2026-04-01 → 2026-04-03 · 3 obs

○ 2020-01-31 12:28:48
● 2026-04-01 06:24:38
● 2026-04-03 01:07:24

●NSpdns5.ultradns.info2026-04-01 → 2026-04-03 · 3 obs

○ 2020-01-31 12:28:48
● 2026-04-01 06:24:38
● 2026-04-03 01:07:24

●NSpdns6.ultradns.co.uk2026-04-01 → 2026-04-03 · 3 obs

○ 2020-01-31 12:28:48
● 2026-04-01 06:24:38
● 2026-04-03 01:07:24

○MXmail.expediaholiday.com2016-05-11 → 2017-01-23 · 5 obs

○ 2015-11-03 12:55:16
● 2016-05-11 12:54:48
● 2017-01-23 09:18:14
○ 2020-01-31 12:28:48
○ 2026-04-03 01:07:24

○MXmailstore1.secureserver.net2015-05-16 → 2015-05-16 · 4 obs

○ 2008-03-11 06:24:54
● 2015-05-16 02:05:08
○ 2015-11-03 12:55:16
○ 2026-04-03 01:07:24

○MXsmtp.secureserver.net2015-05-16 → 2015-05-16 · 4 obs

○ 2008-03-11 06:24:54
● 2015-05-16 02:05:08
○ 2015-11-03 12:55:16
○ 2026-04-03 01:07:24

○A184.168.221.312016-05-11 → 2016-05-11 · 4 obs

○ 2015-11-03 12:55:16
● 2016-05-11 12:54:48
○ 2016-07-09 03:40:10
○ 2026-04-03 01:07:24

○A184.168.221.492015-05-16 → 2015-05-16 · 4 obs

○ 2008-03-11 06:24:54
● 2015-05-16 02:05:08
○ 2015-11-03 12:55:16
○ 2026-04-03 01:07:24

○A184.168.221.592016-09-22 → 2017-01-23 · 5 obs

○ 2016-08-06 15:57:18
● 2016-09-22 01:28:52
● 2017-01-23 09:18:14
○ 2020-01-31 12:28:48
○ 2026-04-03 01:07:24

○A192.186.254.1922016-07-09 → 2016-08-06 · 5 obs

○ 2016-05-11 12:54:48
● 2016-07-09 03:40:10
● 2016-08-06 15:57:18
○ 2016-09-22 01:28:52
○ 2026-04-03 01:07:24

○A50.63.202.482020-01-31 → 2020-01-31 · 4 obs

○ 2017-01-23 09:18:14
● 2020-01-31 12:28:48
○ 2026-04-01 06:24:38
○ 2026-04-03 01:07:24

○A66.98.242.1652008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 06:24:54
○ 2015-05-16 02:05:08
○ 2026-04-03 01:07:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...	-
expediaholiday.com	pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net...	-

✅ Authoritative Response

Server:199.7.68.1

NS records: pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns6.ultradns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for expediaholiday.com (unsigned zone)

⏱️ Timing

Total: 3095ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	6	`pdns1.ultradns.net, pdns2.ultradns.net...`
SOA	1	`pdns1.ultradns.net domains.expedia.com`

Analysis

Name Servers

expediaholiday.com is delegated to six name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

expediaholiday.com at least partially shares name servers with other domains, including agressieindegezondheidszorg.nl, orbitzzz.com, bmcneurosci.com, quickspin.org and clarks.com.cn.

these name servers are commonly used alongside udns1.ultradns.net, dns-external-master.amazon.com, udns2.ultradns.net, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net.

Host names with two IP numbers: pdns5.ultradns.info points to: 2610:a1:1016::1 and 204.74.114.1; pdns1.ultradns.net points to: 2001:502:f3ff::1 and 204.74.108.1; pdns2.ultradns.net points to: 2610:a1:1014::1 and 204.74.109.1; pdns3.ultradns.org points to: 2610:a1:1015::1 and 199.7.68.1; pdns4.ultradns.org points to: 2001:502:4612::1 and 199.7.69.1; pdns6.ultradns.co.uk points to: 2610:a1:1017::1 and 204.74.115.1.

expediaholiday.com - robtex.com