nook.engineering - robtex.com
nook.engineering
| DNSSEC | ⚠️ Not signed | ||||||
| NS | mail9th1.barnesandnoble.com ⚠️ Not in zone NS records | ||||||
| A | 161.221.74.77🇺🇸 BARNES_And_NOBLE161.221.74.0/24 | ||||||
| NS | ns2.barnesandnoble.com ⚠️ Not in zone NS records | ||||||
| A | 161.221.74.78🇺🇸 BARNES_And_NOBLE161.221.74.0/24 | ||||||
| NS | ns3.barnesandnoble.com ⚠️ Not in zone NS records | ||||||
| A | 65.204.48.77🇺🇸 BARNES_And_NOBLE65.204.48.0/24 Prolexic Technologies, Inc. | ||||||
| NS | ns4.barnesandnoble.com ⚠️ Not in zone NS records | ||||||
| A | 65.204.48.80🇺🇸 BARNES_And_NOBLE65.204.48.0/24 Prolexic Technologies, Inc. | ||||||
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=1774065593 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSmail9th1.barnesandnoble.com2026-03-15 → 2026-03-21 · 2 obs
● 2026-03-21 04:10:12
●NSns2.barnesandnoble.com2026-03-15 → 2026-03-21 · 2 obs
● 2026-03-21 04:10:12
●NSns3.barnesandnoble.com2026-03-15 → 2026-03-21 · 2 obs
● 2026-03-21 04:10:12
●NSns4.barnesandnoble.com2026-03-15 → 2026-03-21 · 2 obs
● 2026-03-21 04:10:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| engineering | v0n1.nic.engineering, v2n0.nic.engineering, v0n2.nic.engineering, v0n3.nic.engineering... | 12 records |
| nook.engineering | ns3.barnesandnoble.com, ns4.barnesandnoble.com, mail9th1.barnesandnoble.com, ns2.barnesandnoble.com | - |
✅ Authoritative Response
Server: 65.204.48.77
NS records: ns3.barnesandnoble.com, ns4.barnesandnoble.com, mail9th1.barnesandnoble.com, ns2.barnesandnoble.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nook.engineering (unsigned zone)
⏱️ Timing
Total: 419ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n1.nic.engineering, v0n1.nic.engineering, v2n0.nic.engineering...)
Analysis
Name Servers
nook.engineering's delegation is handled by four name servers: mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com and ns4.barnesandnoble.com.
nook.engineering partially shares name servers with other domains; examples include nooknewspapers.com, tateredbookcover.com, nook.systems, barnesandnoblebooksellers.work and waterstonesbarnesandnobleunited.org.
these name servers are commonly used with the name servers pnjmasterns01.barnesandnoble.com.
Host names with one IP:
mail9th1.barnesandnoble.com points to 161.221.74.77
ns2.barnesandnoble.com points to 161.221.74.78
ns3.barnesandnoble.com points to 65.204.48.77
ns4.barnesandnoble.com points to 65.204.48.80