plugin.courses - dns.ninja
plugin.courses
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.150.1.193🇨🇦 Amazon216.150.1.0/24 EC2 Prefix | ||||||
| A | 216.150.16.193🇨🇦 Amazon216.150.16.0/24 EC2 Prefix | ||||||
| NS | destiny.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:264c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | destiny.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c24c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | destiny.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:224c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | destiny.ns.cloudflare.com | ||||||
| A | 108.162.194.76🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | destiny.ns.cloudflare.com | ||||||
| A | 162.159.38.76Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | destiny.ns.cloudflare.com | ||||||
| A | 172.64.34.76🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | destiny.ns.cloudflare.com | ||||||
| NS | elmo.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3ba3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elmo.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | elmo.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21a3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | elmo.ns.cloudflare.com | ||||||
| A | 108.162.193.163🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elmo.ns.cloudflare.com | ||||||
| A | 172.64.33.163🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elmo.ns.cloudflare.com | ||||||
| A | 173.245.59.163🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elmo.ns.cloudflare.com | ||||||
| MX | mx1.hostinger.com ⭐ | ||||||
| A | 2606:4700:90:0:c1f8:f874:2386:b61f🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.65.182.103🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mx2.hostinger.com(10) | ||||||
| A | 2606:4700:90:0:c1f8:f874:2386:b61f🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.65.182.103🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| TXT | 49d1778097f6702b8bba53b700bf9828 | ||||||
| TXT | v=spf1 include:_spf.mail.hostinger.com ~all | ||||||
| SOA | destiny.ns.cloudflare.comdns@cloudflare.com serial=2413644879 | ||||||
courses
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.courses ⭐ | ||||||
| NS | b.nic.courses | ||||||
| NS | c.nic.courses | ||||||
| NS | x.nic.courses | ||||||
| NS | y.nic.courses | ||||||
| NS | z.nic.courses | ||||||
| SOA | a.nic.coursesadmin@tldns.godaddy serial=1788545777 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
8 records (6 active, 2 former)
●NSdestiny.ns.cloudflare.com2026-09-03 → 2026-09-04 · 2 obs
● 2026-09-04 20:05:46
●NSelmo.ns.cloudflare.com2026-09-03 → 2026-09-04 · 2 obs
● 2026-09-04 20:05:46
●MXmx1.hostinger.com2026-09-03 → 2026-09-04 · 2 obs
● 2026-09-04 20:05:46
●MXmx2.hostinger.com2026-09-03 → 2026-09-04 · 2 obs
● 2026-09-04 20:05:46
●A216.150.1.1932026-09-04 → 2026-09-04 · 3 obs
● 2026-09-04 20:05:40
● 2026-09-04 20:05:46
○A216.150.1.652026-09-03 → 2026-09-03 · 3 obs
○ 2026-09-04 20:05:40
○ 2026-09-04 20:05:46
●A216.150.16.1932026-09-04 → 2026-09-04 · 3 obs
● 2026-09-04 20:05:40
● 2026-09-04 20:05:46
○A216.150.16.652026-09-03 → 2026-09-03 · 3 obs
○ 2026-09-04 20:05:40
○ 2026-09-04 20:05:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| courses | a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses... | 12 records |
| plugin.courses | elmo.ns.cloudflare.com, destiny.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.163
NS records: elmo.ns.cloudflare.com, destiny.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for plugin.courses (unsigned zone)
⏱️ Timing
Total: 325ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 216.150.1.129, 216.150.16.129 |
| NS | 2 | destiny.ns.cloudflare.com, elmo.ns.cloudflare.com |
| MX | 2 | mx2.hostinger.com (pri: 10), mx1.hostinger.com (pri: 5) |
| TXT | 2 | 49d1778097f6702b8bba53b700bf9828, v=spf1 include:_spf.mail.hostinger.com ~ |
| SOA | 1 | destiny.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.courses, b.nic.courses, c.nic.courses...)
Analysis
IP Addresses
plugin.courses resolves to the IP addresses 216.150.1.193 and 216.150.16.193
Additional host names — sycamorechirooc.com, gladuecup.com, alineara.com and two others — share IP numbers with plugin.courses.
Name Servers
plugin.courses has two authoritative name servers — destiny.ns.cloudflare.com and elmo.ns.cloudflare.com.
plugin.courses shares its name server setup with other domains, including coralliyxi.com, q5xny9cs.workers.dev, masterpet.co.th and two others.
plugin.courses shares at least some of its name servers with other domains, including polypreregister.com, qaz998.pages.dev, virtual-pargoy.pages.dev and two others.
These name servers are frequently paired with the name servers micah.ns.cloudflare.com, gracie.ns.cloudflare.com and james.ns.cloudflare.com.
Host names with 6 IP numbers:
destiny.ns.cloudflare.com points to 108.162.194.76, 162.159.38.76, 172.64.34.76 and 3 other IP addresses.
elmo.ns.cloudflare.com points to 108.162.193.163, 172.64.33.163, 173.245.59.163 and 3 other IP addresses.
Mail Servers
plugin.courses has two mail servers: mx1.hostinger.com and mx2.hostinger.com.
plugin.courses shares the same mail server setup as other domains, including lifestyletrendblog.com, thedealbd.com, shadow989.co and two others.
plugin.courses shares at least some of its mail servers with other domains, such as itcan.com.au and vietsmart.vn.
Both mx1.hostinger.com and mx2.hostinger.com point to 172.65.182.103 and 2606:4700:90:0:c1f8:f874:2386:b61f.
The host names mx1.hostinger.com and mx2.hostinger.com both resolve to 2606:4700:90:0:c1f8:f874:2386:b61f IP addresses.
The host names mx1.hostinger.com and mx2.hostinger.com both resolve to 172.65.182.103 IP addresses.