courserequest.com - dns.ninja
courserequest.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.248.143🇺🇸 EIG-29873207.148.248.0/24 | ||||||
| NS | ns.buydomains.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
| NS | this-domain-for-sale.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.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=1783207121 | ||||||
Same first word
courserequest.com |
Similar names
DNS History
13 records (3 active, 10 former)
○NSns-cloud-d1.googledomains.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
○NSns-cloud-d2.googledomains.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
○NSns-cloud-d3.googledomains.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
○NSns-cloud-d4.googledomains.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
●NSns.buydomains.com2026-05-18 → 2026-07-04 · 3 obs
● 2026-05-18 18:37:28
● 2026-07-04 23:39:54
●NSthis-domain-for-sale.com2026-05-18 → 2026-07-04 · 3 obs
● 2026-05-18 18:37:28
● 2026-07-04 23:39:54
○MXalt1.gmr-smtp-in.l.google.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
○MXalt2.gmr-smtp-in.l.google.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
○MXalt3.gmr-smtp-in.l.google.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
○MXalt4.gmr-smtp-in.l.google.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
○MXgmr-smtp-in.l.google.com2017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
○A149.56.134.1892017-04-18 → 2017-04-18 · 3 obs
○ 2026-05-18 18:37:28
○ 2026-07-04 23:39:54
●A207.148.248.1432026-05-18 → 2026-07-04 · 3 obs
● 2026-05-18 18:37:28
● 2026-07-04 23:39:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net... | - |
| courserequest.com | ns.buydomains.com, this-domain-for-sale.com | 2 records |
✅ Authoritative Response
Server:52.4.207.204
NS records: ns.buydomains.com, this-domain-for-sale.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courserequest.com (unsigned zone)
⏱️ Timing
Total: 66ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.248.143 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)
Analysis
IP Addresses
courserequest.com resolves to one IP address: 207.148.248.143.
bookshipments.com, johnnylocal.com, uhkamx1.ects.net and two other host names share IP numbers with courserequest.com.
Name Servers
courserequest.com is delegated to two name servers: this-domain-for-sale.com and ns.buydomains.com.
courserequest.com uses the same name servers as several other domains — among them clientaction.com, affordablewasher.com, valuedtreasure.com and two more.
courserequest.com shares at least some of its name servers with other domains, such as nbfs.net.
this-domain-for-sale.com and ns.buydomains.com both resolve to the same single IP address: 52.20.26.87.
this-domain-for-sale.com and ns.buydomains.com are host names that each point to 52.20.26.87 IP addresses.