`thomsonholidays.com`

DNSSEC	⚠️ Not signed
NS	`udns1.cscdns.net` ⭐
		A	2001:502:f3ff::201^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`edns1.ultradns.com`
			PTR	`udns1.cscdns.net`
			PTR	`udns1.cscdns.uk`
			PTR	`ns1.webipdns.com.au`
		A	204.74.66.1^{🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar}
			PTR	`ns1.alba.bank`
			PTR	`edns1.ultradns.com`
			PTR	`udns1.cscdns.net`
			PTR	`udns1.cscdns.uk`
			PTR	`ns1.webipdns.com.au`
NS	`udns2.cscdns.uk`
		A	2001:502:4612::201^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`udns2.cscdns.net`
			PTR	`edns1.ultradns.org`
			PTR	`udns2.cscdns.uk`
			PTR	`ns2.webipdns.com.au`
		A	204.74.111.1^{🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar}
			PTR	`ns2.alba.bank`
			PTR	`udns2.cscdns.net`
			PTR	`edns1.ultradns.org`
			PTR	`udns2.cscdns.uk`
			PTR	`ns2.webipdns.com.au`
TXT	`v=spf1 -all`
SOA	`udns1.cscdns.net`premiumdns@support.neustar 2019-10-26 #5

`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=1784920827

Same first word

thomsonholidays.co.uk

thomsonholidays.org

thomsonholidays.ie

thomsonholidays.com

DNS History

6 records (2 active, 4 former)

○NSdns1.cscdns.net2009-07-02 → 2017-06-22 · 4 obs

● 2009-07-02 12:35:02
● 2017-06-22 21:36:40
○ 2026-05-04 09:13:42
○ 2026-07-24 19:45:20

○NSdns2.cscdns.net2009-07-02 → 2017-06-22 · 4 obs

● 2009-07-02 12:35:02
● 2017-06-22 21:36:40
○ 2026-05-04 09:13:42
○ 2026-07-24 19:45:20

●NSudns1.cscdns.net2026-05-04 → 2026-07-24 · 3 obs

○ 2017-06-22 21:36:40
● 2026-05-04 09:13:42
● 2026-07-24 19:45:20

●NSudns2.cscdns.uk2026-05-04 → 2026-07-24 · 3 obs

○ 2017-06-22 21:36:40
● 2026-05-04 09:13:42
● 2026-07-24 19:45:20

○MXmxhost-1.vi.net2009-07-02 → 2009-07-02 · 3 obs

● 2009-07-02 12:35:02
○ 2015-09-03 10:04:12
○ 2026-07-24 19:45:20

○MXmxhost-2.vi.net2009-07-02 → 2009-07-02 · 3 obs

● 2009-07-02 12:35:02
○ 2015-09-03 10:04:12
○ 2026-07-24 19:45:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
thomsonholidays.com	udns1.cscdns.net, udns2.cscdns.uk	-

✅ Authoritative Response

Server:204.74.111.1

NS records: udns1.cscdns.net, udns2.cscdns.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thomsonholidays.com (unsigned zone)

⏱️ Timing

Total: 365ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`udns1.cscdns.net, udns2.cscdns.uk`
TXT	1	`v=spf1 -all`
SOA	1	`udns1.cscdns.net premiumdns.support.neus`

Analysis

Name Servers

The NS records for thomsonholidays.com delegate to udns1.cscdns.net and udns2.cscdns.uk.

thomsonholidays.com shares its name server setup with other domains, including ricoh-group.eu, voom.flights, lindex.it and two others.

thomsonholidays.com has at least partial name server overlap with other domains, such as electrolux.si, patientnotebo0k.com, firehousesubs.ca and two others.

udns1.cscdns.net resolves to 204.74.66.1 and 2001:502:f3ff::201. Likewise, udns2.cscdns.uk resolves to 204.74.111.1 and 2001:502:4612::201 — two IP addresses apiece.

thomsonholidays.com - robtex.com