classrmtest77.org - robtex.com
classrmtest77.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-04.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::4🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-04.azure-dns.com | ||||||
| A | 13.107.236.4🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ip-13-107-236-4.defastlink.net | ||||||
| NS | ns2-04.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::4🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-04.azure-dns.net | ||||||
| A | 150.171.21.4🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ip-150-171-21-4.defastlink.net | ||||||
| NS | ns3-04.azure-dns.org | ||||||
| A | 2a01:111:4000:700::4🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-04.azure-dns.org | ||||||
| A | 204.14.183.4🇺🇸 Microsoft204.14.180.0/22 | ||||||
| PTR | ip-204-14-183-4.defastlink.net | ||||||
| NS | ns4-04.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::4🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-04.azure-dns.info | ||||||
| A | 208.84.5.4🇺🇸 Microsoft208.84.0.0/21 MICROSOFT | ||||||
| PTR | ip-208-84-5-4.defastlink.net | ||||||
| TXT | MS=ms24298983 | ||||||
| SOA | ns1-04.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 | ||||||
| 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=1773551953 | ||||||
Same first word
classrmtest77.org |
DNS History
4 records (4 active, 0 former)
●NSns1-04.azure-dns.com2026-02-28 → 2026-03-23 · 2 obs
● 2026-03-23 10:35:12
●NSns2-04.azure-dns.net2026-02-28 → 2026-03-23 · 2 obs
● 2026-03-23 10:35:12
●NSns3-04.azure-dns.org2026-02-28 → 2026-03-23 · 2 obs
● 2026-03-23 10:35:12
●NSns4-04.azure-dns.info2026-02-28 → 2026-03-23 · 2 obs
● 2026-03-23 10:35:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| classrmtest77.org | ns3-04.azure-dns.org, ns1-04.azure-dns.com, ns4-04.azure-dns.info, ns2-04.azure-dns.net | 2 records |
✅ Authoritative Response
Server:150.171.21.4
NS records: ns3-04.azure-dns.org, ns1-04.azure-dns.com, ns4-04.azure-dns.info, ns2-04.azure-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classrmtest77.org (unsigned zone)
⏱️ Timing
Total: 416ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1-04.azure-dns.com, ns2-04.azure-dns.net... |
| TXT | 1 | MS=ms24298983 |
| SOA | 1 | ns1-04.azure-dns.com azuredns-hostmaster |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3-04.azure-dns.org, ns3-04.azure-dns.org)
Analysis
Name Servers
classrmtest77.org is delegated to four name servers: ns1-04.azure-dns.com, ns4-04.azure-dns.info, ns2-04.azure-dns.net and ns3-04.azure-dns.org.
classrmtest77.org at least partially shares name servers with other domains, for instance msdna.net, visualstudio.info, develto.nl, 24.203.172.in-addr.arpa and seatingandmobility.ca.
Host names with two IP numbers:
ns1-04.azure-dns.com points to 2603:1061:0:700::4 and 13.107.236.4; ns4-04.azure-dns.info points to 2620:1ec:bda:700::4 and 208.84.5.4; ns2-04.azure-dns.net points to 2620:1ec:8ec:700::4 and 150.171.21.4; ns3-04.azure-dns.org points to 2a01:111:4000:700::4 and 204.14.183.4.