coreacademy.com - robtex.com
coreacademy.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-44.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:10::2c🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-44.azure-dns.com | ||||||
| A | 150.171.10.44🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns1-44.azure-dns.com | ||||||
| NS | ns2-44.azure-dns.net | ||||||
| A | 2620:1ec:8ec:10::2c🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-44.azure-dns.net | ||||||
| A | 150.171.16.44🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-44.azure-dns.net | ||||||
| NS | ns3-44.azure-dns.org | ||||||
| A | 2a01:111:4000:10::2c🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-44.azure-dns.org | ||||||
| A | 13.107.222.44🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns3-44.azure-dns.org | ||||||
| NS | ns4-44.azure-dns.info | ||||||
| A | 2620:1ec:bda:10::2c🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-44.azure-dns.info | ||||||
| A | 13.107.206.44🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns4-44.azure-dns.info | ||||||
| SOA | ns1-44.azure-dns.comazuredns-hostmaster@microsoft.com 2025-07-01 #0 | ||||||
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=1774787142 | ||||||
Same first word
DNS History
8 records (4 active, 4 former)
●NSns1-44.azure-dns.com2026-03-18 → 2026-03-29 · 3 obs
● 2026-03-18 22:40:04
● 2026-03-29 12:32:16
●NSns2-44.azure-dns.net2026-03-18 → 2026-03-29 · 3 obs
● 2026-03-18 22:40:04
● 2026-03-29 12:32:16
●NSns3-44.azure-dns.org2026-03-18 → 2026-03-29 · 3 obs
● 2026-03-18 22:40:04
● 2026-03-29 12:32:16
●NSns4-44.azure-dns.info2026-03-18 → 2026-03-29 · 3 obs
● 2026-03-18 22:40:04
● 2026-03-29 12:32:16
○NSns97.worldnic.com2015-06-03 → 2016-01-23 · 4 obs
● 2016-01-23 18:33:54
○ 2026-03-18 22:40:04
○ 2026-03-29 12:32:16
○NSns98.worldnic.com2015-06-03 → 2016-01-23 · 4 obs
● 2016-01-23 18:33:54
○ 2026-03-18 22:40:04
○ 2026-03-29 12:32:16
○MXp.webcom.ctmail.com2016-01-23 → 2016-01-23 · 3 obs
○ 2026-03-18 22:40:04
○ 2026-03-29 12:32:16
○A54.234.29.732015-06-03 → 2016-01-23 · 4 obs
● 2016-01-23 18:33:54
○ 2026-03-18 22:40:04
○ 2026-03-29 12:32:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net... | - |
| coreacademy.com | ns1-44.azure-dns.com, ns2-44.azure-dns.net, ns3-44.azure-dns.org, ns4-44.azure-dns.info | 2 records |
✅ Authoritative Response
Server:150.171.10.44
NS records: ns1-44.azure-dns.com, ns2-44.azure-dns.net, ns3-44.azure-dns.org, ns4-44.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coreacademy.com (unsigned zone)
⏱️ Timing
Total: 555ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1-44.azure-dns.com, ns2-44.azure-dns.net... |
| SOA | 1 | ns1-44.azure-dns.com azuredns-hostmaster |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1-44.azure-dns.com, ns1-44.azure-dns.com)
Analysis
Name Servers
coreacademy.com delegates to four name servers: ns1-44.azure-dns.com, ns4-44.azure-dns.info, ns2-44.azure-dns.net and ns3-44.azure-dns.org.
coreacademy.com at least partially shares name servers with other domains, including boutique-maille.com, clearlook.ru, skinsei.com, axeapollo.co.id and archives-unilever.com.
Host names with two IP numbers: ns1-44.azure-dns.com points to 2603:1061:0:10::2c and 150.171.10.44; ns4-44.azure-dns.info points to 2620:1ec:bda:10::2c and 13.107.206.44; ns2-44.azure-dns.net points to 2620:1ec:8ec:10::2c and 150.171.16.44; ns3-44.azure-dns.org points to 2a01:111:4000:10::2c and 13.107.222.44.