classrmtest81.org - robtex.com
classrmtest81.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-09.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::9🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-09.azure-dns.com | ||||||
| A | 13.107.236.9🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns1-09.azure-dns.com | ||||||
| NS | ns2-09.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::9🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-09.azure-dns.net | ||||||
| A | 150.171.21.9🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-09.azure-dns.net | ||||||
| NS | ns3-09.azure-dns.org | ||||||
| A | 2a01:111:4000:700::9🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-09.azure-dns.org | ||||||
| A | 204.14.183.9🇺🇸 Microsoft204.14.180.0/22 | ||||||
| PTR | ns3-09.azure-dns.org | ||||||
| NS | ns4-09.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::9🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-09.azure-dns.info | ||||||
| A | 208.84.5.9🇺🇸 Microsoft208.84.0.0/21 MICROSOFT | ||||||
| PTR | ns4-09.azure-dns.info | ||||||
| TXT | MS=ms11593401 | ||||||
| SOA | ns1-09.azure-dns.comazuredns-hostmaster@microsoft.com serial=1 | ||||||
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 ⚠️ Not in parent delegation | ||||||
| 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=1776130258 | ||||||
Same first word
classrmtest81.org |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1-09.azure-dns.com2026-02-28 → 2026-04-14 · 2 obs
● 2026-04-14 01:46:06
●NSns2-09.azure-dns.net2026-02-28 → 2026-04-14 · 2 obs
● 2026-04-14 01:46:06
●NSns3-09.azure-dns.org2026-02-28 → 2026-04-14 · 2 obs
● 2026-04-14 01:46:06
●NSns4-09.azure-dns.info2026-02-28 → 2026-04-14 · 2 obs
● 2026-04-14 01:46:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| classrmtest81.org | ns1-09.azure-dns.com, ns4-09.azure-dns.info, ns3-09.azure-dns.org, ns2-09.azure-dns.net | 2 records |
✅ Authoritative Response
Server:13.107.236.9
NS records: ns1-09.azure-dns.com, ns4-09.azure-dns.info, ns3-09.azure-dns.org, ns2-09.azure-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classrmtest81.org (unsigned zone)
⏱️ Timing
Total: 578ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1-09.azure-dns.com, ns2-09.azure-dns.net... |
| TXT | 1 | MS=ms11593401 |
| SOA | 1 | ns1-09.azure-dns.com azuredns-hostmaster |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3-09.azure-dns.org, ns3-09.azure-dns.org)
Analysis
Name Servers
classrmtest81.org's delegation is handled by four name servers: ns1-09.azure-dns.com, ns4-09.azure-dns.info, ns2-09.azure-dns.net and ns3-09.azure-dns.org.
classrmtest81.org partially shares name servers with other domains; examples include smtt.ro, pacicc.ca, comifar-net.it, prophet21lab.com and csuci.edu.
Host names with two IPs:
ns1-09.azure-dns.com points to 2603:1061:0:700::9 and 13.107.236.9
ns4-09.azure-dns.info points to 2620:1ec:bda:700::9 and 208.84.5.9
ns2-09.azure-dns.net points to 2620:1ec:8ec:700::9 and 150.171.21.9
ns3-09.azure-dns.org points to 2a01:111:4000:700::9 and 204.14.183.9