cu-nb.com - robtex.com
cu-nb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 70.40.216.138🇺🇸 EIGI70.40.192.0/19 Unified Layer | ||||||
| PTR | 70-40-216-138.unifiedlayer.com | ||||||
| NS | ns1.bluehost.com ⭐ | ||||||
| A | 162.159.24.80Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.bluehost.com | ||||||
| NS | ns2.bluehost.com | ||||||
| A | 162.159.25.175Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.bluehost.com | ||||||
| MX | mail.cu-nb.com ⭐ | ||||||
| A | 70.40.216.138🇺🇸 EIGI70.40.192.0/19 Unified Layer | ||||||
| PTR | 70-40-216-138.unifiedlayer.com | ||||||
| TXT | v=spf1 +a +mx +ip4:50.87.253.245 +ip4:70.40.216.138 +ip4:74.220.219.62 ~all | ||||||
| SOA | ns1.bluehost.comroot@box2226.bluehost.com 2026-03-26 #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=1774589672 | ||||||
Subdomains
mail.cu-nb.com |
Same first word
cu-nb.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.bluehost.com2015-05-09 → 2026-03-27 · 2 obs
● 2026-03-27 05:46:52
●NSns2.bluehost.com2015-05-09 → 2026-03-27 · 2 obs
● 2026-03-27 05:46:52
●MXmail.cu-nb.com2015-05-09 → 2026-03-27 · 2 obs
● 2026-03-27 05:46:52
●A70.40.216.1382015-05-09 → 2026-03-27 · 2 obs
● 2026-03-27 05:46:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net... | - |
| cu-nb.com | ns1.bluehost.com, ns2.bluehost.com | 2 records |
✅ Authoritative Response
Server:162.159.24.80
NS records: ns1.bluehost.com, ns2.bluehost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cu-nb.com (unsigned zone)
⏱️ Timing
Total: 205ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 70.40.216.138 |
| NS | 2 | ns1.bluehost.com, ns2.bluehost.com |
| MX | 1 | mail.cu-nb.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:50.87.253.245 +ip4:70 |
| SOA | 1 | ns1.bluehost.com root.box2226.bluehost.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.bluehost.com, ns2.bluehost.com)
Analysis
Hierarchy
cu-nb.com is the parent of mail.cu-nb.com.
IP Addresses
cu-nb.com points to a single IP number: 70.40.216.138.
Other host names like 70-40-216-138.unifiedlayer.com and mail.cu-nb.com share IP numbers with cu-nb.com.
Name Servers
cu-nb.com is delegated to two name servers: ns1.bluehost.com and ns2.bluehost.com.
cu-nb.com shares the same name server setup as other domains, for example capitalfinancialusa.com, daveallman.org, lewisfirmpc.com, attornme.com and cti-na.com.
cu-nb.com partially shares name servers with other domains, for instance dannymulhern.com, atozdemolitionny.com, xes.hrz.mybluehost.me and olddriftlodge.com.
Host names with one IP number:
The host ns1.bluehost.com points to 162.159.24.80 and the host ns2.bluehost.com points to 162.159.25.175.
Mail Servers
cu-nb.com is handled by a single mail server, mail.cu-nb.com.
Host name mail.cu-nb.com points to IP address 70.40.216.138.