rn21.com - robtex.com
rn21.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=1786071604 | ||||||
Same first word
Similar names
nr12.se |
nr12.co.uk |
nr12.de |
rn12.cn |
21rn.top |
1r2n.com |
n2r1.akamai.net |
1n2r.com |
nr21.com |
rn12.de |
n1r2.com |
12nr.com |
21nr.com |
nr12.com |
DNS History
7 records (4 active, 3 former)
●NSns71.domaincontrol.com2015-08-23 → 2026-08-07 · 2 obs
● 2026-08-07 03:09:04
●NSns72.domaincontrol.com2015-08-23 → 2026-08-07 · 2 obs
● 2026-08-07 03:09:04
○MXmailstore1.secureserver.net2015-08-23 → 2017-12-12 · 4 obs
● 2017-12-12 20:14:12
○ 2026-07-13 20:52:42
○ 2026-08-07 03:09:04
●MXrn21-com.mail.protection.outlook.com2026-07-13 → 2026-08-07 · 3 obs
● 2026-07-13 20:52:42
● 2026-08-07 03:09:04
○MXsmtp.secureserver.net2015-08-23 → 2017-12-12 · 4 obs
● 2017-12-12 20:14:12
○ 2026-07-13 20:52:42
○ 2026-08-07 03:09:04
●A216.69.141.672026-07-13 → 2026-08-07 · 3 obs
● 2026-07-13 20:52:42
● 2026-08-07 03:09:04
○A97.74.42.792015-08-23 → 2017-12-12 · 4 obs
● 2017-12-12 20:14:12
○ 2026-07-13 20:52:42
○ 2026-08-07 03:09:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net... | - |
| rn21.com | ns71.domaincontrol.com, ns72.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.105.46
NS records: ns71.domaincontrol.com, ns72.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rn21.com (unsigned zone)
⏱️ Timing
Total: 1430ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.69.141.67 |
| NS | 2 | ns71.domaincontrol.com, ns72.domaincontrol.com |
| MX | 1 | rn21-com.mail.protection.outlook.com (pr |
| TXT | 2 | NETORGFT10738343.onmicrosoft.com, v=spf1 include:secureserver.net -all |
| SOA | 1 | ns71.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns71.domaincontrol.com, ns71.domaincontrol.com, ns72.domaincontrol.com...)
Analysis
IP Addresses
rn21.com resolves to one IP address: 216.69.141.67.
xtrmail.com, rtucker.org, sorteoudlap.org and two other host names share IP numbers with rn21.com.
Name Servers
Two name servers handle the delegation for rn21.com: ns71.domaincontrol.com and ns72.domaincontrol.com.
rn21.com uses the same name servers as several other domains — among them marc-reid.com, devildoghotdogs.com, pps-one.de and two more.
ns71.domaincontrol.com and ns72.domaincontrol.com both carry two IP addresses. The A records for ns71.domaincontrol.com are 97.74.105.46 and 2603:5:2194::2e; the A records for ns72.domaincontrol.com are 173.201.73.46 and 2603:5:2294::2e.
Mail Servers
Mail for rn21.com is handled by a single mail server, rn21-com.mail.protection.outlook.com.
rn21-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.9.12, 52.101.11.9, 52.101.41.3 and 5 others.