openengineering.co - dns.ninja
openengineering.co
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759729362 | ||||||
Subdomains
www.openengineering.co |
Same first word
openengineering.info |
openengineering.net |
openengineering.co |
DNS History
17 records (9 active, 8 former)
●NSns-1417.awsdns-49.org2015-07-13 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
●NSns-1706.awsdns-21.co.uk2015-07-13 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
●NSns-352.awsdns-44.com2015-07-13 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
●NSns-628.awsdns-14.net2015-07-13 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
●MXalt1.aspmx.l.google.com2026-03-12 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
●MXalt2.aspmx.l.google.com2026-03-12 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
●MXalt3.aspmx.l.google.com2026-03-12 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
●MXalt4.aspmx.l.google.com2026-03-12 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
●MXaspmx.l.google.com2026-03-12 → 2026-08-10 · 2 obs
● 2026-08-10 05:57:00
○A23.21.122.2132015-07-13 → 2015-07-13 · 3 obs
○ 2017-08-06 10:23:48
○ 2026-08-10 05:57:00
○A23.21.67.812017-08-06 → 2017-08-06 · 4 obs
● 2017-08-06 10:23:48
○ 2026-03-12 02:06:18
○ 2026-08-10 05:57:00
○A23.23.143.1792015-07-13 → 2015-07-13 · 3 obs
○ 2015-11-17 11:34:00
○ 2026-08-10 05:57:00
○A23.23.195.1292016-11-09 → 2016-11-09 · 4 obs
● 2016-11-09 19:36:40
○ 2017-08-06 10:23:48
○ 2026-08-10 05:57:00
○A50.17.240.1712016-07-06 → 2016-07-06 · 4 obs
● 2016-07-06 06:17:08
○ 2016-11-09 19:36:40
○ 2026-08-10 05:57:00
○A54.204.23.1812017-08-06 → 2017-08-06 · 4 obs
● 2017-08-06 10:23:48
○ 2026-03-12 02:06:18
○ 2026-08-10 05:57:00
○A54.235.77.382016-03-06 → 2016-03-06 · 4 obs
● 2016-03-06 19:40:10
○ 2016-07-06 06:17:08
○ 2026-08-10 05:57:00
○A54.235.83.2502015-11-17 → 2015-11-17 · 4 obs
● 2015-11-17 11:34:00
○ 2016-03-06 19:40:10
○ 2026-08-10 05:57:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| openengineering.co | ns-352.awsdns-44.com, ns-628.awsdns-14.net, ns-1417.awsdns-49.org, ns-1706.awsdns-21.co.uk | - |
✅ Authoritative Response
Server:205.251.198.170
NS records: ns-352.awsdns-44.com, ns-628.awsdns-14.net, ns-1417.awsdns-49.org, ns-1706.awsdns-21.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openengineering.co (unsigned zone)
⏱️ Timing
Total: 469ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1417.awsdns-49.org, ns-1706.awsdns-21.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | google-site-verification=CJdrwtFai1SOIiR |
| SOA | 1 | ns-352.awsdns-44.com it.grabcad.com |
Analysis
Hierarchy
openengineering.co is a parent domain of www.openengineering.co.
Name Servers
The NS records for openengineering.co point to four name servers: ns-352.awsdns-44.com, ns-628.awsdns-14.net, ns-1417.awsdns-49.org and ns-1706.awsdns-21.co.uk.
openengineering.co shares at least some of its name servers with other domains, including hidev.me, focusfeaturesawards2022.com, dineroymercados.com.mx and two others.
These name servers are frequently paired with the name servers ns-1633.awsdns-12.co.uk, ns-104.awsdns-13.com and ns-667.awsdns-19.net.
The host names ns-352.awsdns-44.com, ns-628.awsdns-14.net, ns-1417.awsdns-49.org and ns-1706.awsdns-21.co.uk each resolve to two IP addresses: ns-352.awsdns-44.com resolves to 205.251.193.96 and 2600:9000:5301:6000::1; ns-628.awsdns-14.net resolves to 205.251.194.116 and 2600:9000:5302:7400::1; ns-1417.awsdns-49.org resolves to 205.251.197.137 and 2600:9000:5305:8900::1; ns-1706.awsdns-21.co.uk resolves to 205.251.198.170 and 2600:9000:5306:aa00::1.
Mail Servers
Mail for openengineering.co is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between openengineering.co and other domains, including ns500742.ns500731.ns500731.ns500754.ns500731.ns500731.ns500705.ns500705.ns500704.ns500649.ns500688.ns500131.lustychickser.com, ns500698.ns500758.ns500698.ns500736.ns500736.ns500698.ns500736.ns500698.ns500736.ns500576.ns500619.ns500576.trackreceptor.com, ns500758.ns500759.ns500698.ns500758.ns500736.ns500735.ns500698.ns500698.ns500576.ns500576.ns500708.ns500576.ns500619.ns500652.trackreceptor.com and two others.
alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.
Host names that have two IP addresses:
aspmx.l.google.com resolves to two addresses: 142.251.167.27 and 2607:f8b0:4004:c19::1a.
alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1a.