engineeringoptimization.com - dns.ninja
engineeringoptimization.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.248.143🇺🇸 EIG-29873207.148.248.0/24 | ||||||
| NS | ns.buydomains.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
| NS | this-domain-for-sale.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
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=1785194872 | ||||||
Same first word
engineeringoptimization.com |
DNS History
9 records (3 active, 6 former)
●NSns.buydomains.com2017-02-16 → 2026-07-27 · 3 obs
● 2017-02-16 20:51:44
● 2026-07-27 23:46:42
○NSns41.domaincontrol.com2016-02-03 → 2016-06-23 · 4 obs
● 2016-06-23 04:10:18
○ 2017-02-16 20:51:44
○ 2026-07-27 23:46:42
○NSns42.domaincontrol.com2016-02-03 → 2016-06-23 · 4 obs
● 2016-06-23 04:10:18
○ 2017-02-16 20:51:44
○ 2026-07-27 23:46:42
●NSthis-domain-for-sale.com2026-02-16 → 2026-07-27 · 3 obs
● 2026-02-16 06:03:48
● 2026-07-27 23:46:42
○MXmailstore1.secureserver.net2016-02-03 → 2016-06-23 · 4 obs
● 2016-06-23 04:10:18
○ 2017-02-16 20:51:44
○ 2026-07-27 23:46:42
○MXsmtp.secureserver.net2016-02-03 → 2016-06-23 · 4 obs
● 2016-06-23 04:10:18
○ 2017-02-16 20:51:44
○ 2026-07-27 23:46:42
○A141.8.225.1242017-02-16 → 2017-02-16 · 4 obs
● 2017-02-16 20:51:44
○ 2020-01-02 04:57:24
○ 2026-07-27 23:46:42
●A207.148.248.1432020-01-02 → 2026-07-27 · 3 obs
● 2020-01-02 04:57:24
● 2026-07-27 23:46:42
○A50.63.202.472016-02-03 → 2016-06-23 · 4 obs
● 2016-06-23 04:10:18
○ 2017-02-16 20:51:44
○ 2026-07-27 23:46:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| engineeringoptimization.com | ns.buydomains.com, this-domain-for-sale.com | 2 records |
✅ Authoritative Response
Server:52.4.207.204
NS records: ns.buydomains.com, this-domain-for-sale.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for engineeringoptimization.com (unsigned zone)
⏱️ Timing
Total: 121ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.248.143 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)
Analysis
IP Addresses
engineeringoptimization.com points to a single IP number: 207.148.248.143.
Additional host names — pesq.net, mail.heritagetrend.com, floatingdays.com and two others — share IP numbers with engineeringoptimization.com.
Name Servers
engineeringoptimization.com is delegated to two name servers: this-domain-for-sale.com and ns.buydomains.com.
engineeringoptimization.com shares its name server setup with other domains, including mcservice.net, hotpo.org, secondrevolution.com and two others.
engineeringoptimization.com at least partially shares name servers with other domains, including yazam.org, pahservices.com, personalhomechef.com and meatcures.com.
These name servers are frequently seen alongside the name servers ns2.buydomains.com.
this-domain-for-sale.com and ns.buydomains.com both resolve to the same single IP address: 52.20.26.87.
this-domain-for-sale.com and ns.buydomains.com are host names that each point to 52.20.26.87 IP addresses.