coolbizz.com - dns.ninja
coolbizz.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.248.143🇺🇸 EIG-29873207.148.248.0/24 | ||||||
| NS | ns.buydomains.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
| NS | this-domain-for-sale.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
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=1785388627 | ||||||
Subdomains
Same first word
coolbizz.com |
DNS History
13 records (3 active, 10 former)
○NShostingdost.earth.orderbox-dns.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
○NShostingdost.mars.orderbox-dns.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
○NShostingdost.mercury.orderbox-dns.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
○NShostingdost.venus.orderbox-dns.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
●NSns.buydomains.com2026-03-27 → 2026-07-30 · 3 obs
● 2026-03-27 12:07:14
● 2026-07-30 05:38:40
●NSthis-domain-for-sale.com2026-03-27 → 2026-07-30 · 3 obs
● 2026-03-27 12:07:14
● 2026-07-30 05:38:40
○MXalt1.aspmx.l.google.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
○MXalt2.aspmx.l.google.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
○MXalt3.aspmx.l.google.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
○MXalt4.aspmx.l.google.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
○MXaspmx.l.google.com2015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
●A207.148.248.1432026-03-27 → 2026-07-30 · 3 obs
● 2026-03-27 12:07:14
● 2026-07-30 05:38:40
○A43.225.55.2052015-08-15 → 2020-03-05 · 4 obs
● 2020-03-05 18:19:56
○ 2026-03-27 12:07:14
○ 2026-07-30 05:38:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| coolbizz.com | ns.buydomains.com, this-domain-for-sale.com | 2 records |
✅ Authoritative Response
Server:52.4.207.204
NS records: ns.buydomains.com, this-domain-for-sale.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coolbizz.com (unsigned zone)
⏱️ Timing
Total: 3058ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.248.143 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)
Analysis
Hierarchy
ns2.coolbizz.com and ns1.coolbizz.com are both subdomains of coolbizz.com.
IP Addresses
coolbizz.com resolves to one IP address: 207.148.248.143.
doodleonline.com, hostmaster.nectaronline.com, idealpayment.com and two other host names share IP numbers with coolbizz.com.
Name Servers
DNS delegation for coolbizz.com points to two name servers: this-domain-for-sale.com and ns.buydomains.com.
coolbizz.com uses the same name servers as several other domains — among them cupcakecaravan.com, iexplode.com, wolfforum.com and two more.
The name servers of coolbizz.com overlap at least partially with those of other domains — among them briquedos.com, pixlb.com, lovelyhealing.com and two more.
These name servers commonly appear in combination with the name servers ns2.buydomains.com.
Both this-domain-for-sale.com and ns.buydomains.com have a single IP address, 52.20.26.87, and share it.
Host names pointing to 52.20.26.87 IP addresses: this-domain-for-sale.com and ns.buydomains.com.