ctddrill.com - robtex.com
ctddrill.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.17.1.149🇺🇸 USINTERNET216.17.1.0/24 | ||||||
| PTR | usi-web23-mtka.usinternet.com | ||||||
| NS | ns1.usinternet.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 216.17.3.121🇺🇸 USINTERNET216.17.0.0/19 US Internet route | ||||||
| PTR | ns1.usinternet.com | ||||||
| NS | dnsrad1.usinternet.com ⚠️ Not in zone NS records | ||||||
| A | 216.17.3.121🇺🇸 USINTERNET216.17.0.0/19 US Internet route | ||||||
| PTR | ns1.usinternet.com | ||||||
| NS | dnsrad2.usinternet.com ⚠️ Not in zone NS records | ||||||
| A | 216.17.3.122🇺🇸 USINTERNET216.17.0.0/19 US Internet route | ||||||
| PTR | ns3.usinternet.com | ||||||
| NS | ns2.usinternet.com ⚠️ Not in parent delegation | ||||||
| A | 50.93.240.4🇺🇸 USINTERNET50.93.240.0/20 US Internet Route | ||||||
| PTR | ns2.usinternet.com | ||||||
| NS | ns3.usinternet.com ⚠️ Not in parent delegation | ||||||
| A | 216.17.3.122🇺🇸 USINTERNET216.17.0.0/19 US Internet route | ||||||
| PTR | ns3.usinternet.com | ||||||
| NS | ns4.usinternet.com ⚠️ Not in parent delegation | ||||||
| A | 50.93.241.4🇺🇸 USINTERNET50.93.240.0/20 US Internet Route | ||||||
| PTR | ns4.usinternet.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.usinternet.comhostmaster@ctddrill.com 2015-03-11 #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.netnstld@verisign-grs.com serial=1774427447 | ||||||
Same first word
ctddrill.com |
DNS History
8 records (7 active, 1 former)
●NSdnsrad1.usinternet.com2026-02-26 → 2026-03-25 · 3 obs
● 2026-02-26 13:35:20
● 2026-03-25 08:48:02
●NSdnsrad2.usinternet.com2026-02-26 → 2026-03-25 · 3 obs
● 2026-02-26 13:35:20
● 2026-03-25 08:48:02
●NSns1.usinternet.com2016-12-18 → 2026-03-25 · 2 obs
● 2026-03-25 08:48:02
●NSns2.usinternet.com2016-12-18 → 2026-03-25 · 2 obs
● 2026-03-25 08:48:02
●NSns3.usinternet.com2016-12-18 → 2026-03-25 · 2 obs
● 2026-03-25 08:48:02
●NSns4.usinternet.com2016-12-18 → 2026-03-25 · 2 obs
● 2026-03-25 08:48:02
●A216.17.1.1492026-02-26 → 2026-03-25 · 3 obs
● 2026-02-26 13:35:20
● 2026-03-25 08:48:02
○A216.17.1.1732016-12-18 → 2017-09-05 · 4 obs
● 2017-09-05 01:39:20
○ 2026-02-26 13:35:20
○ 2026-03-25 08:48:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ctddrill.com | dnsrad1.usinternet.com, dnsrad2.usinternet.com | 2 records |
✅ Authoritative Response
Server:216.17.3.122
NS records: dnsrad1.usinternet.com, dnsrad2.usinternet.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctddrill.com (unsigned zone)
⏱️ Timing
Total: 236ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.17.1.149 |
| NS | 4 | ns1.usinternet.com, ns4.usinternet.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.usinternet.com hostmaster.ctddrill.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dnsrad1.usinternet.com, dnsrad2.usinternet.com)
Analysis
IP Addresses
ctddrill.com resolves to one IP number: 216.17.1.149.
Other host names, for instance cdnrwymod.com, ipwookiee.com, mail.hawaiibroadcasters.net, forestlawnmn.com and dezinnia.com share IP numbers with ctddrill.com.
Name Servers
ctddrill.com is delegated to six name servers: dnsrad1.usinternet.com, dnsrad2.usinternet.com, ns1.usinternet.com, ns2.usinternet.com, ns3.usinternet.com and ns4.usinternet.com.
ctddrill.com at least partially shares name servers with other domains, including ism-us.com, 95.17.216.in-addr.arpa, test1smartcms.com, rmservicing.com and smithvh.net.
These name servers are commonly used with ns.usinternet.com, ns-mw-01.usinternet.com and ns-mw-02.usinternet.com.
Hostnames with a single IP
dnsrad1.usinternet.com ->216.17.3.121
dnsrad2.usinternet.com ->216.17.3.122
ns1.usinternet.com ->216.17.3.121
ns2.usinternet.com ->50.93.240.4
ns3.usinternet.com ->216.17.3.122
ns4.usinternet.com ->50.93.241.4
Hostnames pointing to 216.17.3.121: dnsrad1.usinternet.com and ns1.usinternet.com
Hostnames pointing to 216.17.3.122: dnsrad2.usinternet.com and ns3.usinternet.com