course-computing.com - dns.ninja
course-computing.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 35.204.150.5🇳🇱 Google35.204.144.0/20 | ||||||
| PTR | 5.150.204.35.bc.googleusercontent.com | ||||||
| NS | ns1.openprovider.nl ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1a0a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.26.10Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.openprovider.be | ||||||
| A | 2400:cb00:2049:1::a29f:1b60🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.27.96Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.openprovider.eu | ||||||
| A | 2400:cb00:2049:1::a29f:3059🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.48.89Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail.webador.com ⭐ | ||||||
| A | 34.147.104.167🇳🇱 Google34.147.96.0/20 | ||||||
| PTR | 167.104.147.34.bc.googleusercontent.com | ||||||
| TXT | v=spf1 include:_spf.webador.com ~all | ||||||
| SOA | ns1.openprovider.nldns@openprovider.eu 2026-03-03 #2 | ||||||
com
| DNSSEC | ⚠️ Not signed | ||||||
| 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=1790133644 | ||||||
Same first word
course-computing.com |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns1.openprovider.nl2026-09-02 → 2026-09-23 · 2 obs
● 2026-09-23 03:25:54
●NSns2.openprovider.be2026-09-02 → 2026-09-23 · 2 obs
● 2026-09-23 03:25:54
●NSns3.openprovider.eu2026-09-02 → 2026-09-23 · 2 obs
● 2026-09-23 03:25:54
●MXmail.webador.com2026-09-02 → 2026-09-23 · 2 obs
● 2026-09-23 03:25:54
●A35.204.150.52026-09-02 → 2026-09-23 · 2 obs
● 2026-09-23 03:25:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| course-computing.com | ns1.openprovider.nl, ns3.openprovider.eu, ns2.openprovider.be | - |
✅ Authoritative Response
Server:162.159.27.96
NS records: ns1.openprovider.nl, ns3.openprovider.eu, ns2.openprovider.be
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 694ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 35.204.150.5 |
| NS | 3 | ns3.openprovider.eu, ns1.openprovider.nl... |
| MX | 1 | mail.webador.com (pri: 0) |
| TXT | 1 | v=spf1 include:_spf.webador.com ~all |
| SOA | 1 | ns1.openprovider.nl dns.openprovider.eu |
Analysis
IP Addresses
course-computing.com resolves to one IP address: 35.204.150.5.
dj-zsd-sounds.com, marcostschoenbrunner.de, buitenschool-zwolle.nl and two other host names share IP numbers with course-computing.com.
Name Servers
The authoritative name servers for course-computing.com are ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl — three in total.
The name servers of course-computing.com overlap at least partially with those of other domains — among them line-gouy.com, boolytics.ai, cremonabussetomusica.com and two more.
ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl all resolve to exactly two IP numbers apiece: ns2.openprovider.be → 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60; ns3.openprovider.eu → 162.159.48.89 and 2400:cb00:2049:1::a29f:3059; ns1.openprovider.nl → 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.
Mail Servers
Mail for course-computing.com is handled by a single mail server, mail.webador.com.
course-computing.com uses an identical mail server configuration to several other domains — among them worldcup77.fr, kaina.ca, carlosaguirreportfolio.com and two more.
mail.webador.com directs to just one IP number, 34.147.104.167.