sdn.engineering - dns.ninja
sdn.engineering
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.dnsimple.com ⭐ | ||||||
| A | 2620:111:8004::53🇺🇸 AS327712620:111:8004::/48 DNSimple Corporation | ||||||
| A | 199.247.152.53🇺🇸 AS32771199.247.152.0/24 DNSimple Corporation | ||||||
| NS | ns2.dnsimple.com | ||||||
| A | 2620:111:8005::53🇺🇸 AS327712620:111:8005::/48 Vultr Customer Route | ||||||
| A | 199.247.153.53🇺🇸 AS32771199.247.153.0/24 Vultr Customer Route | ||||||
| NS | ns3.dnsimple.com | ||||||
| A | 2620:111:8006::53🇺🇸 AS327712620:111:8006::/48 DNSimple Corporation | ||||||
| A | 199.247.154.53🇺🇸 AS32771199.247.154.0/24 DNSimple Corporation | ||||||
| NS | ns4.dnsimple.com | ||||||
| A | 2620:111:8007::53🇺🇸 AS327712620:111:8007::/48 Vultr Customer Route | ||||||
| A | 199.247.155.53🇺🇸 AS32771199.247.155.0/24 Vultr Customer Route | ||||||
| MX | mail.sdn.engineering ⭐ | ||||||
| SOA | ns1.dnsimple.comadmin@dnsimple.com serial=1436836713 | ||||||
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=1784894583 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.dnsimple.com2016-12-10 → 2026-07-24 · 2 obs
● 2026-07-24 12:46:42
●NSns2.dnsimple.com2016-12-10 → 2026-07-24 · 2 obs
● 2026-07-24 12:46:42
●NSns3.dnsimple.com2016-12-10 → 2026-07-24 · 2 obs
● 2026-07-24 12:46:42
●NSns4.dnsimple.com2016-12-10 → 2026-07-24 · 2 obs
● 2026-07-24 12:46:42
●MXmail.sdn.engineering2016-12-10 → 2026-07-24 · 2 obs
● 2026-07-24 12:46:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| engineering | v0n3.nic.engineering, v0n1.nic.engineering, v0n0.nic.engineering, v0n2.nic.engineering... | 12 records |
| sdn.engineering | ns2.dnsimple.com, ns3.dnsimple.com, ns4.dnsimple.com, ns1.dnsimple.com | - |
✅ Authoritative Response
Server:199.247.155.53
NS records: ns2.dnsimple.com, ns3.dnsimple.com, ns4.dnsimple.com, ns1.dnsimple.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdn.engineering (unsigned zone)
⏱️ Timing
Total: 407ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.dnsimple.com, ns2.dnsimple.com... |
| MX | 1 | mail.sdn.engineering (pri: 5) |
| SOA | 1 | ns1.dnsimple.com admin.dnsimple.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v2n1.nic.engineering, v2n0.nic.engineering, v0n3.nic.engineering...)
Analysis
Hierarchy
www.sdn.engineering and mail.sdn.engineering are both subdomains of sdn.engineering.
Name Servers
The authoritative name servers for sdn.engineering are ns1.dnsimple.com, ns2.dnsimple.com, ns3.dnsimple.com and ns4.dnsimple.com.
sdn.engineering partially shares its NS delegation with several other domains, including thepikerestaurant.com, iamstupitt.com, pmaint.com and two others.
The name servers ns4.dnsimple-edge.org, ns2.dnsimple-edge.net, ns1.ordereze.net and ns2.ordereze.net are often found in use alongside these name servers.
ns1.dnsimple.com, ns2.dnsimple.com, ns3.dnsimple.com and ns4.dnsimple.com each carry two IP addresses. ns1.dnsimple.com has 199.247.152.53 and 2620:111:8004::53; ns2.dnsimple.com has 199.247.153.53 and 2620:111:8005::53; ns3.dnsimple.com has 199.247.154.53 and 2620:111:8006::53; ns4.dnsimple.com has 199.247.155.53 and 2620:111:8007::53.
Mail Servers
Mail for sdn.engineering is handled by a single mail server, mail.sdn.engineering.