coursef.com - dns.ninja
coursef.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=1785293932 | ||||||
rank #393781 in the tld
Previously MX for
coursef.com |
Subdomains
www.coursef.com |
Same first word
coursef.com |
Similar names
DNS History
15 records (8 active, 7 former)
●NSns1.fp261.parklogic.com2026-04-13 → 2026-07-29 · 3 obs
● 2026-04-13 16:18:44
● 2026-07-29 02:59:36
●NSns1.parklogic.com2026-04-13 → 2026-07-29 · 3 obs
● 2026-04-13 16:18:44
● 2026-07-29 02:59:36
○NSns1.secureserver.net2015-08-15 → 2017-02-02 · 4 obs
● 2017-02-02 09:04:14
○ 2026-04-13 16:18:44
○ 2026-07-29 02:59:36
●NSns2.fp261.parklogic.com2026-04-13 → 2026-07-29 · 3 obs
● 2026-04-13 16:18:44
● 2026-07-29 02:59:36
●NSns2.parklogic.com2026-04-13 → 2026-07-29 · 3 obs
● 2026-04-13 16:18:44
● 2026-07-29 02:59:36
○NSns2.secureserver.net2015-08-15 → 2017-02-02 · 4 obs
● 2017-02-02 09:04:14
○ 2026-04-13 16:18:44
○ 2026-07-29 02:59:36
○MXcoursef.com2015-08-15 → 2017-02-02 · 4 obs
● 2017-02-02 09:04:14
○ 2026-04-13 16:18:44
○ 2026-07-29 02:59:36
●MXmx156.hostedmxserver.com2026-04-13 → 2026-07-29 · 3 obs
● 2026-04-13 16:18:44
● 2026-07-29 02:59:36
○A166.62.39.272015-08-15 → 2017-02-02 · 4 obs
● 2017-02-02 09:04:14
○ 2026-04-13 16:18:44
○ 2026-07-29 02:59:36
○A172.234.17.1352026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 16:18:44
○ 2026-06-07 12:55:02
○ 2026-07-29 02:59:36
○A172.234.17.2012026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 16:18:44
○ 2026-06-07 12:55:02
○ 2026-07-29 02:59:36
○A172.234.17.552026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 16:18:44
○ 2026-06-07 12:55:02
○ 2026-07-29 02:59:36
●A172.234.218.952026-06-07 → 2026-07-29 · 3 obs
● 2026-06-07 12:55:02
● 2026-07-29 02:59:36
●A172.234.24.1522026-06-07 → 2026-07-29 · 3 obs
● 2026-06-07 12:55:02
● 2026-07-29 02:59:36
●A172.234.24.1732026-06-07 → 2026-07-29 · 3 obs
● 2026-06-07 12:55:02
● 2026-07-29 02:59:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net... | - |
| coursef.com | ns1.fp261.parklogic.com, ns2.fp261.parklogic.com | 12 records |
✅ Authoritative Response
Server:216.38.8.120
NS records: ns1.fp261.parklogic.com, ns2.fp261.parklogic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursef.com (unsigned zone)
⏱️ Timing
Total: 357ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 172.234.24.152, 172.234.24.173... |
| NS | 2 | ns1.parklogic.com, ns2.parklogic.com |
| MX | 1 | mx156.hostedmxserver.com (pri: 10) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.parklogic.com hostmaster.coursef.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ns1.fp261.parklogic.com, ns1.fp261.parklogic.com, ns1.fp261.parklogic.com...)
Analysis
Hierarchy
coursef.com serves as the parent of www.coursef.com.
IP Addresses
coursef.com maps to three IP numbers — 172.234.24.152, 172.234.24.173 and 172.234.218.95.
Two other host names, along with gamespot.pro, dl4.apk-dl.com and creatives.darnen.my3gb.com, also share IP numbers with coursef.com.
Name Servers
The NS records for coursef.com point to four name servers: ns1.parklogic.com, ns2.parklogic.com, ns1.fp261.parklogic.com and ns2.fp261.parklogic.com.
coursef.com has at least partial name server overlap with other domains, such as circecon.com, www.gv2022.bio, m.persian.accessoriesgarment.com and two others.
It is common to find these name servers paired with the name servers ns3.parklogic.com.
DNS names with 7 IP addresses:
ns1.fp261.parklogic.com resolves to 50.28.104.44, 50.116.34.34, 69.39.238.36 and 4 other IP addresses.
DNS names with 6 IP addresses:
ns1.parklogic.com resolves to 50.28.104.44, 50.116.34.34, 69.39.238.36 and 3 other IP addresses.
ns2.parklogic.com resolves to 45.79.197.241, 50.28.102.86, 66.42.120.24 and 3 other IP addresses.
ns2.fp261.parklogic.com resolves to 45.79.197.241, 50.28.102.86, 66.42.120.24 and 3 other IP addresses.
ns1.fp261.parklogic.com and ns1.parklogic.com are host names that each point to 2001:19f0:6000:39be:5400:6ff:fe0b:e907 IP addresses.
ns1.fp261.parklogic.com and ns1.parklogic.com are host names that each point to 50.28.104.44 IP addresses.
ns1.fp261.parklogic.com and ns1.parklogic.com are host names that each point to 50.116.34.34 IP addresses.
ns1.fp261.parklogic.com and ns1.parklogic.com are host names that each point to 69.39.238.36 IP addresses.
ns1.fp261.parklogic.com and ns1.parklogic.com are host names that each point to 69.39.238.37 IP addresses.
ns1.fp261.parklogic.com and ns1.parklogic.com are host names that each point to 149.28.95.10 IP addresses.
ns2.parklogic.com and ns2.fp261.parklogic.com are host names that each point to 2001:19f0:5c00:481f:5400:6ff:fe0b:e87c IP addresses.
ns2.parklogic.com and ns2.fp261.parklogic.com are host names that each point to 45.79.197.241 IP addresses.
ns2.parklogic.com and ns2.fp261.parklogic.com are host names that each point to 50.28.102.86 IP addresses.
ns2.parklogic.com and ns2.fp261.parklogic.com are host names that each point to 66.42.120.24 IP addresses.
ns2.parklogic.com and ns2.fp261.parklogic.com are host names that each point to 216.38.8.120 IP addresses.
ns2.parklogic.com and ns2.fp261.parklogic.com are host names that each point to 216.38.8.121 IP addresses.
Mail Servers
The sole mail server for coursef.com is mx156.hostedmxserver.com.
Among the domains sharing a mail server setup with coursef.com are totoplus.biz, srv.ompuls.de, suksun.com and two others.
With 8 IP addresses total, mx156.hostedmxserver.com resolves to 147.182.130.78, 147.182.160.18, 147.182.180.139 and 5 others.