cursuswp.com - robtex.com
cursuswp.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.82.191.53🇳🇱 DUOCAST-AS45.82.188.0/22 | ||||||
| PTR | shared75.cloud86-host.nl | ||||||
| NS | ns1.cloud86.nl ⭐ | ||||||
| A | 2a0e:7280:0:188:13:1337:53:1🇳🇱 DUOCAST-AS2a0e:7280::/29 | ||||||
| PTR | ns1.cloud86.nl | ||||||
| A | 45.82.188.13🇳🇱 DUOCAST-AS45.82.188.0/22 | ||||||
| PTR | ns1.cloud86.nl | ||||||
| NS | ns2.cloud86.nl | ||||||
| A | 2001:1af8:4700:a05c:11:1337:53:1🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb | ||||||
| PTR | ns2.cloud86.nl | ||||||
| A | 81.171.31.1🇳🇱 LEASEWEB-NL-AMS-0181.171.0.0/19 | ||||||
| PTR | ns2.cloud86.nl | ||||||
| NS | ns3.cloud86.eu | ||||||
| A | 2a00:c98:2050:a003:c:1337:53:1🇩🇪 LEASEWEB-DE-FRA-102a00:c98::/32 LeaseWeb DE | ||||||
| PTR | ns3.cloud86.eu | ||||||
| A | 178.162.193.21🇩🇪 LEASEWEB-DE-FRA-10178.162.192.0/18 | ||||||
| PTR | ns3.cloud86.eu | ||||||
| MX | cursuswp.com ⭐ | ||||||
| A | 45.82.191.53🇳🇱 DUOCAST-AS45.82.188.0/22 | ||||||
| PTR | shared75.cloud86-host.nl | ||||||
| TXT | v=spf1 +a +mx +ip4:45.82.191.53 -all | ||||||
| SOA | ns1.cloud86.nlhostmaster@cloud86.io 2025-04-02 #3 | ||||||
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=1774704312 | ||||||
rank #454229 in the tld
MX for
cursuswordpress.com |
cursuswp.com |
Same first word
cursuswp.com |
DNS History
12 records (5 active, 7 former)
●NSns1.cloud86.nl2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:31:10
○NSns1.metaregistrar.nl2015-05-31 → 2015-10-19 · 4 obs
● 2015-10-19 12:32:20
○ 2015-12-29 13:28:02
○ 2026-03-28 13:31:10
●NSns2.cloud86.nl2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:31:10
○NSns2.metaregistrar.nl2015-05-31 → 2015-10-19 · 4 obs
● 2015-10-19 12:32:20
○ 2015-12-29 13:28:02
○ 2026-03-28 13:31:10
●NSns3.cloud86.eu2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:31:10
○NSns7.dragonmediagroup.eu2017-02-10 → 2017-02-10 · 3 obs
● 2017-02-10 21:15:42
○ 2026-03-28 13:31:10
○NSns8.dragonmediagroup.eu2017-02-10 → 2017-02-10 · 3 obs
● 2017-02-10 21:15:42
○ 2026-03-28 13:31:10
●MXcursuswp.com2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:31:10
○MXmail.cursuswp.com2017-02-10 → 2017-02-10 · 2 obs
○ 2026-03-28 13:31:10
○A185.27.141.1712017-02-10 → 2017-02-10 · 3 obs
● 2017-02-10 21:15:42
○ 2026-03-28 13:31:10
○A188.93.150.442015-05-31 → 2015-10-19 · 4 obs
● 2015-10-19 12:32:20
○ 2015-12-29 13:28:02
○ 2026-03-28 13:31:10
●A45.82.191.532026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:31:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cursuswp.com | ns1.cloud86.nl, ns2.cloud86.nl, ns3.cloud86.eu | - |
✅ Authoritative Response
Server:81.171.31.1
NS records: ns1.cloud86.nl, ns2.cloud86.nl, ns3.cloud86.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cursuswp.com (unsigned zone)
⏱️ Timing
Total: 593ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.82.191.53 |
| NS | 3 | ns1.cloud86.nl, ns3.cloud86.eu... |
| MX | 1 | cursuswp.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:45.82.191.53 -all |
| SOA | 1 | ns1.cloud86.nl hostmaster.cloud86.io |
Analysis
Mail Server Role
cursuswp.com serves as the mail server for cursuswordpress.com and for cursuswp.com.
IP Addresses
cursuswp.com points to a single IP number: 45.82.191.53.
Other host names, for instance cursuswordpress.com, kennisdelen.org, mx20.echtemannen.nl, berrytimmermans.nl and boekboek.com share IP numbers with cursuswp.com.
Name Servers
The domain cursuswp.com is delegated to three name servers: ns3.cloud86.eu, ns1.cloud86.nl and ns2.cloud86.nl.
cursuswp.com shares name servers with other domains at least partially, for instance coding-buddy.com, ignea.nl, horius.com, lubbinge.nl and inuse.nl.
Host names with two IP numbers:
ns3.cloud86.eu points to 2a00:c98:2050:a003:c:1337:53:1 and 178.162.193.21
ns1.cloud86.nl points to 2a0e:7280:0:188:13:1337:53:1 and 45.82.188.13
ns2.cloud86.nl points to 2001:1af8:4700:a05c:11:1337:53:1 and 81.171.31.1
Mail Servers
A single mail server handles cursuswp.com and cursuswp.com.
cursuswp.com uses the same mail server setup as other domains, for example cursuswordpress.com.
Host name cursuswp.com resolves to IP 45.82.191.53.