thecoursof.com - dns.ninja
thecoursof.com
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=1786671729 | ||||||
Subdomains
mail.thecoursof.com |
Same first word
thecoursof.com |
Similar names
DNS History
12 records (5 active, 7 former)
○NSdns23.hichina.com2026-03-24 → 2026-06-16 · 4 obs
● 2026-06-16 16:18:48
○ 2026-06-26 09:07:36
○ 2026-08-14 01:43:16
○NSdns24.hichina.com2026-03-24 → 2026-06-16 · 4 obs
● 2026-06-16 16:18:48
○ 2026-06-26 09:07:36
○ 2026-08-14 01:43:16
○NSexpirens3.hichina.com2026-05-26 → 2026-06-16 · 5 obs
● 2026-05-26 15:21:48
● 2026-06-16 16:18:48
○ 2026-06-26 09:07:36
○ 2026-08-14 01:43:16
○NSexpirens4.hichina.com2026-05-26 → 2026-06-16 · 5 obs
● 2026-05-26 15:21:48
● 2026-06-16 16:18:48
○ 2026-06-26 09:07:36
○ 2026-08-14 01:43:16
●NSns1.abovedomains.com2026-08-11 → 2026-08-14 · 3 obs
● 2026-08-11 15:54:02
● 2026-08-14 01:43:16
●NSns15.abovedomains.com2026-08-11 → 2026-08-14 · 3 obs
● 2026-08-11 15:54:02
● 2026-08-14 01:43:16
●NSns16.abovedomains.com2026-08-11 → 2026-08-14 · 3 obs
● 2026-08-11 15:54:02
● 2026-08-14 01:43:16
○MXmail.thecoursof.com2026-03-24 → 2026-05-14 · 4 obs
● 2026-05-14 06:44:14
○ 2026-05-26 15:21:48
○ 2026-08-14 01:43:16
●MXpark-mx.above.com2026-08-11 → 2026-08-14 · 3 obs
● 2026-08-11 15:54:02
● 2026-08-14 01:43:16
●A103.224.212.2112026-08-11 → 2026-08-14 · 3 obs
● 2026-08-11 15:54:02
● 2026-08-14 01:43:16
○A104.18.3.1572026-03-24 → 2026-05-14 · 4 obs
● 2026-05-14 06:44:14
○ 2026-05-26 15:21:48
○ 2026-08-14 01:43:16
○CNAMEexpired.hichina.com2026-05-26 → 2026-06-16 · 4 obs
● 2026-06-16 16:18:48
○ 2026-06-26 09:07:36
○ 2026-08-14 01:43:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net... | - |
| thecoursof.com | ns15.abovedomains.com, ns16.abovedomains.com | 2 records |
✅ Authoritative Response
Server:103.224.182.37
NS records: ns15.abovedomains.com, ns16.abovedomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thecoursof.com (unsigned zone)
⏱️ Timing
Total: 352ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.224.212.211 |
| NS | 2 | ns15.abovedomains.com, ns16.abovedomains.com |
| MX | 1 | park-mx.above.com (pri: 10) |
| TXT | 1 | v=spf1 ip6:fdcf:abda:4154::/48 -all |
| SOA | 1 | ns1.abovedomains.com hostmaster.trellian |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns15.abovedomains.com, ns16.abovedomains.com)
Analysis
Hierarchy
thecoursof.com serves as the parent of mail.thecoursof.com.
IP Addresses
thecoursof.com resolves to one IP address: 103.224.212.211.
72img.xyz, banis.club, betandreas-casino.bet and two other host names share IP numbers with thecoursof.com.
Name Servers
thecoursof.com is served by three name servers: ns15.abovedomains.com, ns16.abovedomains.com and ns1.abovedomains.com.
thecoursof.com has at least partial name server overlap with other domains, such as ha.upipay.cc, ns1.holiday-truth.com, bbk-dns-01.noos.net and two others.
ns2.abovedomains.com, 5014.ns1.abovedomains.com and 5014.ns2.abovedomains.com — plus 4 other name servers — are commonly paired with these name servers.
Hosts that point to four IP numbers:
ns1.abovedomains.com has four IP addresses: 103.224.182.9, 103.224.182.77, 103.224.182.85 and 103.224.212.9.
Hosts with just one IP address:
ns15.abovedomains.com resolves to the IP address 103.224.182.37.
ns16.abovedomains.com resolves to the IP address 103.224.212.37.
Mail Servers
Mail for thecoursof.com is handled by a single mail server, park-mx.above.com.
thecoursof.com uses an identical mail server configuration to several other domains — among them neuzustelung.de, mail.getclicks.com.au, www.timtale.com and two more.
park-mx.above.com resolves to 103.224.212.34 and no other IP number.