comcastuniversal.net - robtex.com
comcastuniversal.net
net
| 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=1776090377 | ||||||
Same first word
comcastuniversal.jp |
comcastuniversal.net |
comcastuniversal.mobi |
comcastuniversal.co.uk |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs
● 2026-04-13 14:54:58
●NSns2.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs
● 2026-04-13 14:54:58
●NSns3.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs
● 2026-04-13 14:54:58
●NSns4.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs
● 2026-04-13 14:54:58
●NSns5.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs
● 2026-04-13 14:54:58
●NSns6.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs
● 2026-04-13 14:54:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| comcastuniversal.net | ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com... | - |
✅ Authoritative Response
Server:156.154.66.31
NS records: ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com, ns6.nbcuni.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for comcastuniversal.net (unsigned zone)
⏱️ Timing
Total: 379ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | ns1.nbcuni.com, ns2.nbcuni.com... |
| TXT | 1 | v=spf1 include:%{ir}.%{v}.%{d}.spf.has.p |
| SOA | 1 | ns1.nbcuni.com domain\.admin.nbcuni.com |
Analysis
Name Servers
comcastuniversal.net is delegated to six name servers: ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com and ns6.nbcuni.com.
comcastuniversal.net at least partially shares its name servers with other domains, for instance hayu.com.ph, nbcsouthcarolina.com, dickinsonmodeling.net, thesupermariobrothersfilm.com and promotionsresearch.com.
These name servers are commonly used together with pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk, ns1.netbcp.com and ns2.netbcp.net.
Hostnames with two IP numbers:
ns1.nbcuni.com points to 2001:502:f3ff::31 and 156.154.64.31
ns2.nbcuni.com points to 2610:a1:1014::31 and 156.154.65.31
ns3.nbcuni.com points to 2610:a1:1015::31 and 156.154.66.31
ns4.nbcuni.com points to 2001:502:4612::31 and 156.154.67.31
ns5.nbcuni.com points to 2610:a1:1016::31 and 156.154.68.31
ns6.nbcuni.com points to 2610:a1:1017::31 and 156.154.69.31