developmentsystem.us - robtex.com
developmentsystem.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.234.0.82🇺🇸 Microsoft52.224.0.0/11 | ||||||
| NS | pdns77.ultradns.com ⭐ | ||||||
| A | 2001:502:f3ff::71MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| A | 156.154.64.77 | ||||||
| NS | pdns77.ultradns.biz | ||||||
| A | 2610:a1:1015::71MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| A | 156.154.66.77 | ||||||
| NS | pdns77.ultradns.net | ||||||
| A | 2610:a1:1014::71MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| A | 156.154.65.77 | ||||||
| NS | pdns77.ultradns.org | ||||||
| A | 2001:502:4612::71MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| A | 156.154.67.77 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | pdns77.ultradns.comdomadmin@arrow.com serial=2017093424 | ||||||
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=1794278107 | ||||||
Same first word
developmentsystem.co.uk |
developmentsystem.de |
developmentsystem.com |
developmentsystem.biz |
developmentsystem.site |
developmentsystem.us |
Similar names
systemdevelopment.com |
systemdevelopment.net |
systemdevelopment.se |
systemdevelopment.org |
systemdevelopment.com.ua |
systemdevelopment.nl |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSpdns77.ultradns.biz2026-10-26 → 2026-11-10 · 2 obs
● 2026-11-10 02:46:52
●NSpdns77.ultradns.com2026-10-26 → 2026-11-10 · 2 obs
● 2026-11-10 02:46:52
●NSpdns77.ultradns.net2026-10-26 → 2026-11-10 · 2 obs
● 2026-11-10 02:46:52
●NSpdns77.ultradns.org2026-10-26 → 2026-11-10 · 2 obs
● 2026-11-10 02:46:52
●A52.234.0.822026-10-26 → 2026-11-10 · 2 obs
● 2026-11-10 02:46:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| developmentsystem.us | pdns77.ultradns.biz, pdns77.ultradns.com, pdns77.ultradns.net, pdns77.ultradns.org | - |
✅ Authoritative Response
Server:156.154.66.77
NS records: pdns77.ultradns.biz, pdns77.ultradns.com, pdns77.ultradns.net, pdns77.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for developmentsystem.us (unsigned zone)
⏱️ Timing
Total: 1393ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.234.0.82 |
| NS | 4 | pdns77.ultradns.biz, pdns77.ultradns.com... |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | pdns77.ultradns.com domadmin.arrow.com |
Analysis
IP Addresses
developmentsystem.us resolves to just one IP address, 52.234.0.82.
Two other host names, along with arrowmad.xyz, computerlinks.ru and arrrowmailservice.com, also share IP numbers with developmentsystem.us.
Name Servers
The NS records for developmentsystem.us point to four name servers: pdns77.ultradns.biz, pdns77.ultradns.com, pdns77.ultradns.net and pdns77.ultradns.org.
developmentsystem.us partially shares its NS delegation with several other domains, including lotsofluck88.com, arrowmark.us, elecprod2.org and two others.
The name servers dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net are often found in use alongside these name servers.
pdns77.ultradns.biz, pdns77.ultradns.com, pdns77.ultradns.net and pdns77.ultradns.org each carry two IP addresses. pdns77.ultradns.biz has 156.154.66.77 and 2610:a1:1015::71; pdns77.ultradns.com has 156.154.64.77 and 2001:502:f3ff::71; pdns77.ultradns.net has 156.154.65.77 and 2610:a1:1014::71; pdns77.ultradns.org has 156.154.67.77 and 2001:502:4612::71.