`willistowerwatson.uk`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.awsglobalaccelerator.com`
NS	`ha1.markmonitor.zone` ⭐
		A	2001:67c:1bc::5^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ha1.markmonitor.zone`
		A	192.174.68.5^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ha1.markmonitor.zone`
NS	`ha2.markmonitor.zone`
		A	2620:10a:80eb::6b^{🇨🇦 CIRA-22620:10a:80eb::/48 D-Zone Anycast Cloud 1}
			PTR	`ha2.markmonitor.zone`
		A	162.219.54.170^{🇨🇦 CIRA-2162.219.54.0/24 D-Zone Anycast Cloud1}
			PTR	`ha2.markmonitor.zone`
NS	`ha3.markmonitor.zone`
		A	2001:67c:10b8::5^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ha3.markmonitor.zone`
		A	176.97.158.5^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ha3.markmonitor.zone`
NS	`ha4.markmonitor.zone`
		A	2620:10a:80ec::6b^{🇨🇦 CIRA-32620:10a:80ec::/48 D-Zone IPv6 Anycast Cloud 2}
			PTR	`ha4.markmonitor.zone`
		A	162.219.55.170^{🇨🇦 CIRA-3162.219.55.0/24 D-Zone Anycast Cloud 2}
			PTR	`ha4.markmonitor.zone`
SOA	`ha1.markmonitor.zone`hostmaster@markmonitor.com 2024-11-01 #1

`uk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns1.nic.uk` ⭐
	NS	`dns2.nic.uk`
	NS	`dns3.nic.uk`
	NS	`dns4.nic.uk`
	NS	`nsa.nic.uk`
	NS	`nsb.nic.uk`
	NS	`nsc.nic.uk`
	NS	`nsd.nic.uk`
	SOA	`dns1.nic.uk`hostmaster@nic.uk serial=1774661007

Same first word

willistowerwatson.org

willistowerwatson.net

willistowerwatson.com

willistowerwatson.uk

DNS History

5 records (5 active, 0 former)

●NSha1.markmonitor.zone2026-02-21 → 2026-03-28 · 2 obs

● 2026-02-21 15:14:34
● 2026-03-28 01:51:06

●NSha2.markmonitor.zone2026-02-21 → 2026-03-28 · 2 obs

● 2026-02-21 15:14:34
● 2026-03-28 01:51:06

●NSha3.markmonitor.zone2026-02-21 → 2026-03-28 · 2 obs

● 2026-02-21 15:14:34
● 2026-03-28 01:51:06

●NSha4.markmonitor.zone2026-02-21 → 2026-03-28 · 2 obs

● 2026-02-21 15:14:34
● 2026-03-28 01:51:06

●A3.33.139.322026-02-21 → 2026-03-28 · 2 obs

● 2026-02-21 15:14:34
● 2026-03-28 01:51:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...	-
willistowerwatson.uk	ha4.markmonitor.zone, ha2.markmonitor.zone, ha1.markmonitor.zone, ha3.markmonitor.zone	-

✅ Authoritative Response

Server:162.219.55.170

NS records: ha4.markmonitor.zone, ha2.markmonitor.zone, ha1.markmonitor.zone, ha3.markmonitor.zone

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for willistowerwatson.uk (unsigned zone)

⏱️ Timing

Total: 784ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	4	`ha1.markmonitor.zone, ha2.markmonitor.zone...`
SOA	1	`ha1.markmonitor.zone hostmaster.markmoni`

Analysis

IP Addresses

willistowerwatson.uk points to a single IP number: 3.33.139.32.

other host names for instance aaa-family-vacations.com, wwwmyhabit.com, badcarcheck.ca, imdbbb.com and prosperdays.com share IP numbers with willistowerwatson.uk.

Name Servers

willistowerwatson.uk is delegated to four name servers: ha1.markmonitor.zone, ha2.markmonitor.zone, ha3.markmonitor.zone and ha4.markmonitor.zone.

willistowerwatson.uk at least partially shares name servers with other domains, for instance desjardins.nl, yellowsteelguard.com, wtwmexico-az.com.mx, globalbenefitmarketplace.com and wehaveyouunderourwings.com.

These name servers are commonly used with ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com, ns2.markmonitor.com and ns7.markmonitor.com.

Host names with two IP numbers:

Host name ha1.markmonitor.zone points to: 2001:67c:1bc::5 and 192.174.68.5.

Host name ha2.markmonitor.zone points to: 2620:10a:80eb::6b and 162.219.54.170.

Host name ha3.markmonitor.zone points to: 2001:67c:10b8::5 and 176.97.158.5.

Host name ha4.markmonitor.zone points to: 2620:10a:80ec::6b and 162.219.55.170.

willistowerwatson.uk - robtex.com