dexcourse.com - dns.ninja
dexcourse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.afternic.com ⭐ | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=1 | ||||||
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=1782084720 | ||||||
Same first word
dexcourse.xyz |
dexcourse.com |
Similar names
coursedex.com |
sourcedex.com |
securedox.ca |
securedox.com |
edxcourse.com |
coredexus.com |
doxsecure.com |
securedox.net |
dexsource.com |
securedox.de |
securedox.org |
DNS History
13 records (4 active, 9 former)
○NSmatt.ns.cloudflare.com2018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
●NSns1.afternic.com2026-04-14 → 2026-06-21 · 3 obs
● 2026-04-14 19:51:24
● 2026-06-21 23:35:12
●NSns2.afternic.com2026-04-14 → 2026-06-21 · 3 obs
● 2026-04-14 19:51:24
● 2026-06-21 23:35:12
○NSulla.ns.cloudflare.com2018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
○MXmx1.mail.ovh.net2018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
○MXmx2.mail.ovh.net2018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
○MXmx3.mail.ovh.net2018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
○A104.28.2.1582018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
○A104.28.3.1582018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
●A13.248.169.482026-04-14 → 2026-06-21 · 3 obs
● 2026-04-14 19:51:24
● 2026-06-21 23:35:12
○A2400:cb00:2048:1::681c:29e2018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
○A2400:cb00:2048:1::681c:39e2018-05-08 → 2018-05-08 · 3 obs
○ 2026-04-14 19:51:24
○ 2026-06-21 23:35:12
●A76.223.54.1462026-04-14 → 2026-06-21 · 3 obs
● 2026-04-14 19:51:24
● 2026-06-21 23:35:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| dexcourse.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dexcourse.com (unsigned zone)
⏱️ Timing
Total: 137ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
IP Addresses
dexcourse.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146
dailyoga.com, cloud9mj.ca, mail.inbahasa.com plus two other host names have IP numbers in common with dexcourse.com.
Name Servers
Two name servers handle the delegation for dexcourse.com: ns1.afternic.com and ns2.afternic.com.
The name server configuration of dexcourse.com is shared with other domains, for instance (0x736578)y.imege.com, mail.webglimmer.com, mx.triple365.com and two others.
dexcourse.com shares at least some of its name servers with other domains, including mthh.com, burstcreations.com, labrat.co and two others.
These name servers are frequently seen alongside the name servers verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn, verification-urj2ap2akmgcchkhharttb.ns101.verify.hn, verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn and verification-d3jclucsp89ganyqbydeny.ns101.verify.hn.
ns1.afternic.com and ns2.afternic.com both carry two IP addresses. The A records for ns1.afternic.com are 97.74.98.69 and 2603:5:2126::45; the A records for ns2.afternic.com are 173.201.66.69 and 2603:5:2226::45.