cbed.com - dns.ninja
cbed.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.216.191.12🇺🇸 AS3356192.216.0.0/16 | ||||||
| NS | pdns85.ultradns.com ⭐ | ||||||
| A | 2001:502:f3ff::79🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | pdns85.ultradns.com | ||||||
| A | 156.154.64.85🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar | ||||||
| PTR | pdns85.ultradns.com | ||||||
| NS | pdns85.ultradns.biz | ||||||
| A | 2610:a1:1015::79🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| PTR | pdns85.ultradns.biz | ||||||
| A | 156.154.66.85🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar | ||||||
| PTR | pdns85.ultradns.biz | ||||||
| NS | pdns85.ultradns.net | ||||||
| A | 2610:a1:1014::79🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | pdns85.ultradns.net | ||||||
| A | 156.154.65.85🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar | ||||||
| PTR | pdns85.ultradns.net | ||||||
| NS | pdns85.ultradns.org | ||||||
| A | 2001:502:4612::79🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | pdns85.ultradns.org | ||||||
| A | 156.154.67.85🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar | ||||||
| PTR | pdns85.ultradns.org | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | pdns85.ultradns.comhostmaster@mheducation.com serial=200103308 | ||||||
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=1785330142 | ||||||
Subdomains
www.cbed.com |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSpdns85.ultradns.biz2015-08-17 → 2026-07-29 · 2 obs
● 2026-07-29 13:14:52
●NSpdns85.ultradns.com2015-08-17 → 2026-07-29 · 2 obs
● 2026-07-29 13:14:52
●NSpdns85.ultradns.net2015-08-17 → 2026-07-29 · 2 obs
● 2026-07-29 13:14:52
●NSpdns85.ultradns.org2015-08-17 → 2026-07-29 · 2 obs
● 2026-07-29 13:14:52
●A192.216.191.122015-08-17 → 2026-07-29 · 2 obs
● 2026-07-29 13:14:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net... | - |
| cbed.com | pdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org | 2 records |
✅ Authoritative Response
Server:156.154.66.85
NS records: pdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cbed.com (unsigned zone)
⏱️ Timing
Total: 421ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.216.191.12 |
| NS | 4 | pdns85.ultradns.biz, pdns85.ultradns.com... |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | pdns85.ultradns.com hostmaster.mheducati |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (pdns85.ultradns.com, pdns85.ultradns.com)
Analysis
Hierarchy
www.cbed.com is delegated beneath cbed.com.
IP Addresses
cbed.com resolves to one IP address: 192.216.191.12.
Further host names like sales99.com and www.cbed.com overlap in IP numbers with cbed.com.
Name Servers
The authoritative name servers for cbed.com are pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org.
There is at least partial name server overlap between cbed.com and other domains — textflow.mcgraw-hill.com, mh-acttop50english.com, mcgrawhill.org and two more among them.
All four hostnames — pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org — resolve to two IP numbers apiece: pdns85.ultradns.biz to 156.154.66.85 and 2610:a1:1015::79; pdns85.ultradns.com to 156.154.64.85 and 2001:502:f3ff::79; pdns85.ultradns.net to 156.154.65.85 and 2610:a1:1014::79; pdns85.ultradns.org to 156.154.67.85 and 2001:502:4612::79.