unionbn.com - robtex.com
unionbn.com
| 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. | ||||||
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 | ||||||
Previously MX for
unionbn.com |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSmail9th1.barnesandnoble.com2026-03-15 → 2026-03-24 · 3 obs
● 2026-03-15 14:12:08
● 2026-03-24 13:35:46
○NSns1.bh-56.webhostbox.net2016-09-17 → 2017-04-10 · 4 obs
● 2017-04-10 23:05:26
○ 2026-03-15 14:12:08
○ 2026-03-24 13:35:46
●NSns2.barnesandnoble.com2026-03-15 → 2026-03-24 · 3 obs
● 2026-03-15 14:12:08
● 2026-03-24 13:35:46
○NSns2.bh-56.webhostbox.net2016-09-17 → 2017-04-10 · 4 obs
● 2017-04-10 23:05:26
○ 2026-03-15 14:12:08
○ 2026-03-24 13:35:46
●NSns3.barnesandnoble.com2026-03-15 → 2026-03-24 · 3 obs
● 2026-03-15 14:12:08
● 2026-03-24 13:35:46
●NSns4.barnesandnoble.com2026-03-15 → 2026-03-24 · 3 obs
● 2026-03-15 14:12:08
● 2026-03-24 13:35:46
○MXunionbn.com2016-09-17 → 2017-04-10 · 4 obs
● 2017-04-10 23:05:26
○ 2026-03-15 14:12:08
○ 2026-03-24 13:35:46
○A208.91.199.1442016-09-17 → 2017-04-10 · 4 obs
● 2017-04-10 23:05:26
○ 2026-03-15 14:12:08
○ 2026-03-24 13:35:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| unionbn.com | mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com, ns4.barnesandnoble.com | 4 records |
✅ Authoritative Response
Server:65.204.48.80
NS records: mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com, ns4.barnesandnoble.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for unionbn.com (unsigned zone)
⏱️ Timing
Total: 361ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com...)
Analysis
Name Servers
unionbn.com is delegated to four name servers: mail9th1.barnesandnoble.com, ns2.barnesandnoble.com, ns3.barnesandnoble.com and ns4.barnesandnoble.com.
unionbn.com at least partially shares name servers with other domains, for instance ihatebarnesandnoble.com, barnesandnoblewaterstones.services, booksincunited.org, bnteen.net and nookuniverse.com.
these name servers are commonly used alongside pnjmasterns01.barnesandnoble.com.
Host names with one IP number: 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.