willistowers.us - robtex.com
willistowers.us
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ha1.markmonitor.zonehostmaster@markmonitor.com 2024-11-01 #1 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1774672979 | ||||||
Same first word
willistowers.biz |
willistowers.net |
willistowers.us |
Similar names
DNS History
4 records (4 active, 0 former)
●NSha1.markmonitor.zone2026-02-21 → 2026-03-28 · 2 obs
● 2026-03-28 05:21:34
●NSha2.markmonitor.zone2026-02-21 → 2026-03-28 · 2 obs
● 2026-03-28 05:21:34
●NSha3.markmonitor.zone2026-02-21 → 2026-03-28 · 2 obs
● 2026-03-28 05:21:34
●NSha4.markmonitor.zone2026-02-21 → 2026-03-28 · 2 obs
● 2026-03-28 05:21:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| willistowers.us | ha3.markmonitor.zone, ha4.markmonitor.zone, ha1.markmonitor.zone, ha2.markmonitor.zone | - |
✅ Authoritative Response
Server:176.97.158.5
NS records: ha3.markmonitor.zone, ha4.markmonitor.zone, ha1.markmonitor.zone, ha2.markmonitor.zone
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for willistowers.us (unsigned zone)
⏱️ Timing
Total: 518ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ha1.markmonitor.zone, ha2.markmonitor.zone... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ha1.markmonitor.zone hostmaster.markmoni |
Analysis
Name Servers
willistowers.us is delegated to four name servers: ha1.markmonitor.zone, ha2.markmonitor.zone, ha3.markmonitor.zone and ha4.markmonitor.zone.
At least part of the name servers for willistowers.us are shared with other domains, for instance wtwco-az-qa-mx02.com, marlboro.ch, eflex.org, dowppaelection.com and willistowerswatsonblows.info.
These name servers are often used together with the name servers ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Host names with two IP numbers:
ha1.markmonitor.zone points to: 2001:67c:1bc::5 and 192.174.68.5
ha2.markmonitor.zone points to: 2620:10a:80eb::6b and 162.219.54.170
ha3.markmonitor.zone points to: 2001:67c:10b8::5 and 176.97.158.5
ha4.markmonitor.zone points to: 2620:10a:80ec::6b and 162.219.55.170