bluefour.com - robtex.com
bluefour.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 184.184.82.221🇺🇸 CCINET184.184.80.0/21 GAIN DATA-BUSINESS | ||||||
| PTR | wsip-184-184-82-221.ga.at.cox.net | ||||||
| NS | ns41.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2142::15🇺🇸 GODADDY-DNS2603:5:2140::/44 | ||||||
| PTR | ns41.domaincontrol.com | ||||||
| A | 97.74.100.21🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns41.domaincontrol.com | ||||||
| NS | ns42.domaincontrol.com | ||||||
| A | 2603:5:2242::15🇺🇸 GODADDY-DNS2603:5:2240::/44 | ||||||
| PTR | ns42.domaincontrol.com | ||||||
| A | 173.201.68.21🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns42.domaincontrol.com | ||||||
| MX | bluefour.com ⭐ | ||||||
| A | 184.184.82.221🇺🇸 CCINET184.184.80.0/21 GAIN DATA-BUSINESS | ||||||
| PTR | wsip-184-184-82-221.ga.at.cox.net | ||||||
| SOA | ns41.domaincontrol.comdns@jomax.net 2022-07-21 #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=1783449436 | ||||||
MX for
bluefour.com |
Same first word
bluefour.com |
Similar names
DNS History
8 records (4 active, 4 former)
●NSns41.domaincontrol.com2015-05-26 → 2026-07-07 · 2 obs
● 2026-07-07 19:02:14
●NSns42.domaincontrol.com2015-05-26 → 2026-07-07 · 2 obs
● 2026-07-07 19:02:14
●MXbluefour.com2015-05-26 → 2026-07-07 · 2 obs
● 2026-07-07 19:02:14
○MXmailstore1.secureserver.net2015-05-26 → 2017-04-05 · 4 obs
● 2017-04-05 03:57:48
○ 2026-07-07 19:02:12
○ 2026-07-07 19:02:14
●A184.184.82.2212026-07-07 → 2026-07-07 · 3 obs
● 2026-07-07 19:02:12
● 2026-07-07 19:02:14
○A98.191.80.1362017-04-05 → 2017-04-05 · 4 obs
● 2017-04-05 03:57:48
○ 2026-07-07 19:02:12
○ 2026-07-07 19:02:14
○A98.191.83.1312016-09-09 → 2016-09-09 · 4 obs
● 2016-09-09 10:10:30
○ 2017-04-05 03:57:48
○ 2026-07-07 19:02:14
○A98.191.83.852015-05-26 → 2016-03-13 · 4 obs
● 2016-03-13 20:05:26
○ 2016-09-09 10:10:30
○ 2026-07-07 19:02:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net... | - |
| bluefour.com | ns41.domaincontrol.com, ns42.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.100.21
NS records: ns41.domaincontrol.com, ns42.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bluefour.com (unsigned zone)
⏱️ Timing
Total: 511ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 184.184.82.221 |
| NS | 2 | ns41.domaincontrol.com, ns42.domaincontrol.com |
| MX | 1 | bluefour.com (pri: 0) |
| SOA | 1 | ns41.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns41.domaincontrol.com, ns41.domaincontrol.com, ns42.domaincontrol.com...)
Analysis
Mail Server Role
bluefour.com acts as its own mail server.
IP Addresses
bluefour.com points to a single IP number: 184.184.82.221.
There are other host names — wsip-184-184-82-221.ga.at.cox.net among them — that share IP numbers with bluefour.com.
Name Servers
DNS delegation for bluefour.com points to two name servers: ns41.domaincontrol.com and ns42.domaincontrol.com.
bluefour.com shares its name server setup with other domains, including saf-t-supply.com, cerev.ca, robbieshawn.com and two others.
ns41.domaincontrol.com directs to 97.74.100.21 and 2603:5:2142::15. ns42.domaincontrol.com directs to 173.201.68.21 and 2603:5:2242::15. Each host name carries two IP addresses.
Mail Servers
bluefour.com has a single mail server: bluefour.com itself.
bluefour.com has exactly one IP number: 184.184.82.221.