nookstudy.com - robtex.com
nookstudy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 65.204.48.118🇺🇸 BARNES_And_NOBLE | ||||||
| A | 161.221.74.213🇺🇸 BARNES_And_NOBLE | ||||||
| NS | pnjmasterns01.barnesandnoble.com ⭐ | ||||||
| NS | mail9th1.barnesandnoble.com | ||||||
| A | 161.221.74.77🇺🇸 BARNES_And_NOBLE | ||||||
| NS | ns2.barnesandnoble.com | ||||||
| A | 161.221.74.78🇺🇸 BARNES_And_NOBLE | ||||||
| NS | ns3.barnesandnoble.com | ||||||
| A | 65.204.48.77🇺🇸 BARNES_And_NOBLE | ||||||
| NS | ns4.barnesandnoble.com | ||||||
| A | 65.204.48.80🇺🇸 BARNES_And_NOBLE | ||||||
| SOA | pnjmasterns01.barnesandnoble.comdomainadmin@book.com 2026-02-20 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
nookstudy.com |
Similar names
DNS History
10 records (7 active, 3 former)
●NSmail9th1.barnesandnoble.com2015-07-19 → 2026-02-21 · 2 obs
● 2026-02-21 23:34:20
●NSns2.barnesandnoble.com2015-07-19 → 2026-02-21 · 2 obs
● 2026-02-21 23:34:20
●NSns3.barnesandnoble.com2015-07-19 → 2026-02-21 · 2 obs
● 2026-02-21 23:34:20
●NSns4.barnesandnoble.com2015-07-19 → 2026-02-21 · 2 obs
● 2026-02-21 23:34:20
●NSpnjmasterns01.barnesandnoble.com2015-07-19 → 2026-02-21 · 2 obs
● 2026-02-21 23:34:20
○A161.221.74.192016-06-29 → 2019-04-06 · 5 obs
● 2016-06-29 23:14:16
● 2019-04-06 22:05:32
○ 2026-02-18 18:03:58
○ 2026-02-21 23:34:20
●A161.221.74.2132026-02-18 → 2026-02-21 · 3 obs
● 2026-02-18 18:03:58
● 2026-02-21 23:34:20
○A208.53.32.192015-07-19 → 2016-02-28 · 4 obs
● 2016-02-28 23:30:26
○ 2016-06-29 23:14:16
○ 2026-02-21 23:34:20
●A65.204.48.1182026-02-18 → 2026-02-21 · 3 obs
● 2026-02-18 18:03:58
● 2026-02-21 23:34:20
○A65.204.48.192015-07-19 → 2019-04-06 · 4 obs
● 2019-04-06 22:05:32
○ 2026-02-18 18:03:58
○ 2026-02-21 23:34:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| nookstudy.com | mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com, ns4.barnesandnoble.com | 4 records |
✅ Authoritative Response
Server: 161.221.74.77
NS records: mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com, ns4.barnesandnoble.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nookstudy.com (unsigned zone)
⏱️ Timing
Total: 220ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 65.204.48.118, 161.221.74.213 |
| NS | 4 | ns2.barnesandnoble.com, ns3.barnesandnoble.com... |
| SOA | 1 | pnjmasterns01.barnesandnoble.com domaina |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com...)
AI analysis
nookstudy.com points to two IP numbers: 65.204.48.118 and 161.221.74.213.
Other host names, for instance bookgroups.net, picturebooks.net, barnesandnobel.net, barnesnoble.net and financebooks.net share IP numbers with nookstudy.com.
nookstudy.com is delegated to five name servers: mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com, ns4.barnesandnoble.com and pnjmasterns01.barnesandnoble.com.
nookstudy.com shares name servers with other domains at least partially, for instance nookkids.com, barnesandnoblereview.com, bn-corp.net, barnesandnoblekitchen.com and barnesandnoblebooks.com.
Host names with a single 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.