mrdc.org - robtex.com
mrdc.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | tatrcdetra6zoom ⭐ ⚠️ Not in parent delegation | ||||||
| NS | drax.mrdc.org | ||||||
| A | 50.169.18.105🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054 | ||||||
| PTR | c-50-169-18-105.unallocated.comcastbusiness.net | ||||||
| NS | groot.mrdc.org | ||||||
| A | 50.169.18.106🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054 | ||||||
| PTR | c-50-169-18-106.unallocated.comcastbusiness.net | ||||||
| NS | tatrcdetra6extn ⚠️ Not in parent delegation | ||||||
| TXT | v=spf1 -all | ||||||
| TXT | _hbrwok65pr3hh9yv5wxdcvwwwlz10a1 | ||||||
| SOA | tatrcdetra6zoomhostmaster@mrdc.org serial=165 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1778692569 | ||||||
Previously MX for
mrdc.org |
Subdomains
Same first word
mrdc.org.ng |
mrdc.co |
mrdc.ru |
mrdc.de |
mrdc.co.uk |
mrdc.net |
mrdc.fr |
mrdc.ac.in |
mrdc.com |
mrdc.com.au |
mrdc.ca |
mrdc.org |
Similar names
DNS History
8 records (4 active, 4 former)
●NSdrax.mrdc.org2026-03-27 → 2026-05-13 · 3 obs
○ 2017-01-13 17:53:40
● 2026-03-27 13:42:42
● 2026-05-13 17:49:54
● 2026-03-27 13:42:42
● 2026-05-13 17:49:54
●NSgroot.mrdc.org2026-03-27 → 2026-05-13 · 3 obs
○ 2017-01-13 17:53:40
● 2026-03-27 13:42:42
● 2026-05-13 17:49:54
● 2026-03-27 13:42:42
● 2026-05-13 17:49:54
○NSns01.f117jp8507.info2015-06-18 → 2017-01-13 · 4 obs
● 2015-06-18 14:35:40
● 2017-01-13 17:53:40
○ 2026-03-27 13:42:42
○ 2026-05-13 17:49:54
● 2017-01-13 17:53:40
○ 2026-03-27 13:42:42
○ 2026-05-13 17:49:54
○NSns02.f117jp8507.info2015-06-18 → 2017-01-13 · 4 obs
● 2015-06-18 14:35:40
● 2017-01-13 17:53:40
○ 2026-03-27 13:42:42
○ 2026-05-13 17:49:54
● 2017-01-13 17:53:40
○ 2026-03-27 13:42:42
○ 2026-05-13 17:49:54
●NStatrcdetra6extn2026-03-27 → 2026-05-13 · 3 obs
○ 2017-01-13 17:53:40
● 2026-03-27 13:42:42
● 2026-05-13 17:49:54
● 2026-03-27 13:42:42
● 2026-05-13 17:49:54
●NStatrcdetra6zoom2026-03-27 → 2026-05-13 · 3 obs
○ 2017-01-13 17:53:40
● 2026-03-27 13:42:42
● 2026-05-13 17:49:54
● 2026-03-27 13:42:42
● 2026-05-13 17:49:54
○MXmrdc.org2015-06-18 → 2017-01-13 · 4 obs
● 2015-06-18 14:35:40
● 2017-01-13 17:53:40
○ 2026-03-27 13:42:42
○ 2026-05-13 17:49:54
● 2017-01-13 17:53:40
○ 2026-03-27 13:42:42
○ 2026-05-13 17:49:54
○A211.132.123.1222015-06-18 → 2017-01-13 · 4 obs
● 2015-06-18 14:35:40
● 2017-01-13 17:53:40
○ 2026-03-27 13:42:42
○ 2026-05-13 17:49:54
● 2017-01-13 17:53:40
○ 2026-03-27 13:42:42
○ 2026-05-13 17:49:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| mrdc.org | drax.mrdc.org, groot.mrdc.org | 2 records |
✅ Authoritative Response
Server:50.169.18.106
NS records: drax.mrdc.org, groot.mrdc.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mrdc.org (unsigned zone)
⏱️ Timing
Total: 163ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | TATRCDETRA6ZOOM, TATRCDETRA6EXTN... |
| TXT | 2 | _hbrwok65pr3hh9yv5wxdcvwwwlz10a1, v=spf1 -all |
| SOA | 1 | tatrcdetra6zoom hostmaster.mrdc.org |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (drax.mrdc.org, groot.mrdc.org)
Analysis
Hierarchy
mrdc.org is parent of groot.mrdc.org and drax.mrdc.org.
Name Servers
mrdc.org is delegated to four name servers: tatrcdetra6extn, tatrcdetra6zoom, drax.mrdc.org and groot.mrdc.org.
Host names with a single IP:
drax.mrdc.org resolves to 50.169.18.105.
groot.mrdc.org resolves to 50.169.18.106.