duo.engineering - robtex.com
duo.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=1776210303 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns-1440.awsdns-52.org2016-12-10 → 2026-04-15 · 2 obs
● 2026-04-15 00:20:18
●NSns-2027.awsdns-61.co.uk2016-12-10 → 2026-04-15 · 2 obs
● 2026-04-15 00:20:18
●NSns-486.awsdns-60.com2016-12-10 → 2026-04-15 · 2 obs
● 2026-04-15 00:20:18
●NSns-686.awsdns-21.net2016-12-10 → 2026-04-15 · 2 obs
● 2026-04-15 00:20:18
●A192.30.252.1532016-12-10 → 2026-04-15 · 2 obs
● 2026-04-15 00:20:18
●A192.30.252.1542016-12-10 → 2026-04-15 · 2 obs
● 2026-04-15 00:20:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| engineering | v0n1.nic.engineering, v0n0.nic.engineering, v0n3.nic.engineering, v2n0.nic.engineering... | 12 records |
| duo.engineering | ns-2027.awsdns-61.co.uk, ns-486.awsdns-60.com, ns-686.awsdns-21.net, ns-1440.awsdns-52.org | - |
✅ Authoritative Response
Server:205.251.194.174
NS records: ns-2027.awsdns-61.co.uk, ns-486.awsdns-60.com, ns-686.awsdns-21.net, ns-1440.awsdns-52.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duo.engineering (unsigned zone)
⏱️ Timing
Total: 464ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 192.30.252.153, 192.30.252.154 |
| NS | 4 | ns-1440.awsdns-52.org, ns-2027.awsdns-61.co.uk... |
| SOA | 1 | ns-2027.awsdns-61.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v2n1.nic.engineering, v2n0.nic.engineering, v0n3.nic.engineering...)
Analysis
IP Addresses
duo.engineering points to two IP numbers: 192.30.252.153 and 192.30.252.154.
Other host names such as statejs.org, maptiles.org, jinpae.com, ducklang.org and zaza.de share IPs with duo.engineering.
Name Servers
duo.engineering is delegated to four name servers: ns-486.awsdns-60.com, ns-686.awsdns-21.net, ns-1440.awsdns-52.org and ns-2027.awsdns-61.co.uk.
duo.engineering at least partially shares name servers with other domains, for instance businessoptics.co.za, casinometropol96.com, foodspring.co.za, alaratraining.com and wmpress.org.
Host names with two IP numbers: ns-486.awsdns-60.com points to 2600:9000:5301:e600::1 and 205.251.193.230; ns-686.awsdns-21.net points to 2600:9000:5302:ae00::1 and 205.251.194.174; ns-1440.awsdns-52.org points to 2600:9000:5305:a000::1 and 205.251.197.160; ns-2027.awsdns-61.co.uk points to 2600:9000:5307:eb00::1 and 205.251.199.235.