pre-k.us - robtex.com
pre-k.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 72.242.9.38 | ||||||
| NS | ns23.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2151::c🇺🇸 GODADDY-DNS2603:5:2150::/44 | ||||||
| PTR | ns23.domaincontrol.com | ||||||
| A | 97.74.101.12🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns23.domaincontrol.com | ||||||
| NS | ns24.domaincontrol.com | ||||||
| A | 2603:5:2251::c🇺🇸 GODADDY-DNS2603:5:2250::/44 | ||||||
| PTR | ns24.domaincontrol.com | ||||||
| A | 173.201.69.12🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns24.domaincontrol.com | ||||||
| MX | prek-us0i.mail.protection.outlook.com ⭐ | ||||||
| TXT | v=spf1 include:secureserver.net -all | ||||||
| TXT | NETORGFT13681718.onmicrosoft.com | ||||||
| SOA | ns23.domaincontrol.comdns@jomax.net 2023-06-19 #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=1773555288 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●NSns23.domaincontrol.com2015-08-17 → 2026-03-22 · 2 obs
● 2026-03-22 17:39:04
●NSns24.domaincontrol.com2015-08-17 → 2026-03-22 · 2 obs
● 2026-03-22 17:39:04
○MXmailstore1.secureserver.net2015-08-17 → 2017-01-27 · 3 obs
● 2017-01-27 10:28:22
○ 2026-03-22 17:39:04
●MXprek-us0i.mail.protection.outlook.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 17:39:04
○MXsmtp.secureserver.net2015-08-17 → 2017-01-27 · 3 obs
● 2017-01-27 10:28:22
○ 2026-03-22 17:39:04
●A72.242.9.382015-08-17 → 2026-03-22 · 2 obs
● 2026-03-22 17:39:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | w.cctld.us, y.cctld.us, f.cctld.us, m.cctld.us... | - |
| pre-k.us | ns24.domaincontrol.com, ns23.domaincontrol.com | - |
✅ Authoritative Response
Server: 97.74.101.12
NS records: ns24.domaincontrol.com, ns23.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pre-k.us (unsigned zone)
⏱️ Timing
Total: 213ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 72.242.9.38 |
| NS | 2 | ns23.domaincontrol.com, ns24.domaincontrol.com |
| MX | 1 | prek-us0i.mail.protection.outlook.com (p |
| TXT | 2 | v=spf1 include:secureserver.net -all, NETORGFT13681718.onmicrosoft.com |
| SOA | 1 | ns23.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
pre-k.us points to IP number 72.242.9.38.
Other host names, for example strictlysolar.com and mcgrathboys.com, share IPs with pre-k.us.
Name Servers
pre-k.us is delegated to two name servers: ns23.domaincontrol.com and ns24.domaincontrol.com.
pre-k.us uses the same name server setup as other domains such as roperfence.com, muminovic.eu, skeetersbiology.com, ipv4connect.net and corr-sea.com.
Host names with two IP numbers:
ns23.domaincontrol.com points to 2603:5:2151::c and 97.74.101.12; ns24.domaincontrol.com points to 2603:5:2251::c and 173.201.69.12.
Mail Servers
pre-k.us is handled by a single mail server, prek-us0i.mail.protection.outlook.com.