core.engineering - dns.ninja
core.engineering
engineering
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.engineering ⭐ | ||||||
| NS | v0n1.nic.engineering | ||||||
| NS | v0n2.nic.engineering | ||||||
| NS | v0n3.nic.engineering | ||||||
| NS | v2n0.nic.engineering | ||||||
| NS | v2n1.nic.engineering | ||||||
| SOA | v0n0.nic.engineeringhostmaster@donuts.email serial=1780541610 | ||||||
Same first word
Similar names
DNS History
14 records (7 active, 7 former)
●NSns-1053.awsdns-03.org2026-03-02 → 2026-06-04 · 3 obs
● 2026-03-02 22:44:02
● 2026-06-04 03:19:50
●NSns-1822.awsdns-35.co.uk2026-03-02 → 2026-06-04 · 3 obs
● 2026-03-02 22:44:02
● 2026-06-04 03:19:50
●NSns-270.awsdns-33.com2026-03-02 → 2026-06-04 · 3 obs
● 2026-03-02 22:44:02
● 2026-06-04 03:19:50
●NSns-544.awsdns-04.net2026-03-02 → 2026-06-04 · 3 obs
● 2026-03-02 22:44:02
● 2026-06-04 03:19:50
○NSns1.instanthosting.com.au2016-12-10 → 2016-12-10 · 3 obs
○ 2017-11-15 18:37:20
○ 2026-06-04 03:19:50
○NSns2.instanthosting.com.au2016-12-10 → 2016-12-10 · 3 obs
○ 2017-11-15 18:37:20
○ 2026-06-04 03:19:50
○NSns31.domaincontrol.com2017-11-15 → 2017-11-15 · 4 obs
● 2017-11-15 18:37:20
○ 2026-03-02 22:44:02
○ 2026-06-04 03:19:50
○NSns32.domaincontrol.com2017-11-15 → 2017-11-15 · 4 obs
● 2017-11-15 18:37:20
○ 2026-03-02 22:44:02
○ 2026-06-04 03:19:50
○MXcore-engineering.mail.protection.outlook.com2016-12-10 → 2017-11-15 · 4 obs
● 2017-11-15 18:37:20
○ 2026-03-02 22:44:02
○ 2026-06-04 03:19:50
●MXd501388.a.ess.au.barracudanetworks.com2026-03-02 → 2026-06-04 · 3 obs
● 2026-03-02 22:44:02
● 2026-06-04 03:19:50
●MXd501388.b.ess.au.barracudanetworks.com2026-03-02 → 2026-06-04 · 3 obs
● 2026-03-02 22:44:02
● 2026-06-04 03:19:50
●A108.61.212.1622026-03-02 → 2026-06-04 · 3 obs
● 2026-03-02 22:44:02
● 2026-06-04 03:19:50
○A116.0.20.2202016-12-10 → 2016-12-10 · 3 obs
○ 2017-11-15 18:37:20
○ 2026-06-04 03:19:50
○A166.62.27.592017-11-15 → 2017-11-15 · 4 obs
● 2017-11-15 18:37:20
○ 2026-03-02 22:44:02
○ 2026-06-04 03:19:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| engineering | v0n0.nic.engineering, v0n1.nic.engineering, v0n2.nic.engineering, v0n3.nic.engineering... | 12 records |
| core.engineering | ns-1053.awsdns-03.org, ns-544.awsdns-04.net, ns-270.awsdns-33.com, ns-1822.awsdns-35.co.uk | - |
✅ Authoritative Response
Server:205.251.196.29
NS records: ns-1053.awsdns-03.org, ns-544.awsdns-04.net, ns-270.awsdns-33.com, ns-1822.awsdns-35.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for core.engineering (unsigned zone)
⏱️ Timing
Total: 603ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 108.61.212.162 |
| NS | 4 | ns-1053.awsdns-03.org, ns-1822.awsdns-35.co.uk... |
| MX | 2 | d501388.a.ess.au.barracudanetworks.com (, d501388.b.ess.au.barracudanetworks.com ( |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns-270.awsdns-33.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.engineering, v0n0.nic.engineering, v0n1.nic.engineering...)
Analysis
IP Addresses
core.engineering has exactly one IP address — 108.61.212.162.
Name Servers
core.engineering is delegated to 4 name servers: ns-270.awsdns-33.com, ns-544.awsdns-04.net, ns-1053.awsdns-03.org and ns-1822.awsdns-35.co.uk.
core.engineering partially shares its NS delegation with several other domains, including balkandate.com, trimbleassistant.com, savemyscreen.com and two others.
ns-270.awsdns-33.com, ns-544.awsdns-04.net, ns-1053.awsdns-03.org and ns-1822.awsdns-35.co.uk each carry two IP addresses. ns-270.awsdns-33.com has 205.251.193.14 and 2600:9000:5301:e00::1; ns-544.awsdns-04.net has 205.251.194.32 and 2600:9000:5302:2000::1; ns-1053.awsdns-03.org has 205.251.196.29 and 2600:9000:5304:1d00::1; ns-1822.awsdns-35.co.uk has 205.251.199.30 and 2600:9000:5307:1e00::1.
Mail Servers
core.engineering uses two mail servers, d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com.
d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com each resolve to three IP addresses — 3.24.133.209, 3.24.133.210 and 3.24.133.211 — sharing the same set.
d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com are host names that each point to 3.24.133.209 IP addresses.
d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com are host names that each point to 3.24.133.210 IP addresses.
d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com are host names that each point to 3.24.133.211 IP addresses.