code.blue - robtex.com
code.blue
blue
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.blue ⭐ | ||||||
| NS | a2.nic.blue | ||||||
| NS | b0.nic.blue | ||||||
| NS | b2.nic.blue | ||||||
| NS | c0.nic.blue | ||||||
| SOA | a0.nic.bluehostmaster@donuts.email serial=1787549434 | ||||||
Same first word
Similar names
Previous names
clu.blue |
club.blue |
clubs.blue |
clue.blue |
clydesdale.blue |
cmb.blue |
cmd.blue |
cnouyi.blue |
cns.blue |
co-engineer.blue |
co1688.blue |
co88.blue |
coach.blue |
coast.blue |
cobalt.blue |
cobra.blue |
cocain.blue |
coco.blue |
cocoro.blue |
Next names
DNS History
8 records (4 active, 4 former)
●NSns21.domaincontrol.com2026-08-18 → 2026-08-24 · 3 obs
● 2026-08-18 06:11:34
● 2026-08-24 06:20:10
●NSns22.domaincontrol.com2026-08-18 → 2026-08-24 · 3 obs
● 2026-08-18 06:11:34
● 2026-08-24 06:20:10
○NSns35.domaincontrol.com2016-12-10 → 2017-07-03 · 4 obs
● 2017-07-03 12:55:46
○ 2026-08-18 06:11:34
○ 2026-08-24 06:20:10
○NSns36.domaincontrol.com2016-12-10 → 2017-07-03 · 4 obs
● 2017-07-03 12:55:46
○ 2026-08-18 06:11:34
○ 2026-08-24 06:20:10
●MXcode-blue.mail.protection.outlook.com2017-07-03 → 2026-08-24 · 3 obs
● 2017-07-03 12:55:46
● 2026-08-24 06:20:10
○MXmail.code.blue2016-12-10 → 2016-12-10 · 3 obs
○ 2017-07-03 12:55:46
○ 2026-08-24 06:20:10
○A107.180.40.272016-12-10 → 2017-07-03 · 4 obs
● 2017-07-03 12:55:46
○ 2026-08-18 06:11:34
○ 2026-08-24 06:20:10
●A208.109.190.1292026-08-18 → 2026-08-24 · 3 obs
● 2026-08-18 06:11:34
● 2026-08-24 06:20:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| blue | a0.nic.blue, b0.nic.blue, a2.nic.blue, c0.nic.blue... | 10 records |
| code.blue | ns22.domaincontrol.com, ns21.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.100.11
NS records: ns22.domaincontrol.com, ns21.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for code.blue (unsigned zone)
⏱️ Timing
Total: 636ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.109.190.129 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 1 | code-blue.mail.protection.outlook.com (p |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (a0.nic.blue, a2.nic.blue, b0.nic.blue...)
Analysis
IP Addresses
code.blue resolves to one IP address: 208.109.190.129.
Additional host names — including 129.190.109.208.host.secureserver.net and entertainkc.com — share IP numbers with code.blue.
Name Servers
code.blue is served by two delegated name servers, ns21.domaincontrol.com and ns22.domaincontrol.com.
code.blue uses the same name servers as several other domains — among them relygym.com, ibsticker.com, bronteglen.uk and two more.
Each of the two host names carries two IP addresses: ns21.domaincontrol.com points to 97.74.100.11 and 2603:5:2141::b, and ns22.domaincontrol.com points to 173.201.68.11 and 2603:5:2241::b.
Mail Servers
Mail for code.blue is handled by a single mail server, code-blue.mail.protection.outlook.com.
code-blue.mail.protection.outlook.com resolves to 8 IP addresses — 40.93.192.4, 52.101.8.42, 52.101.41.26 and 5 others.