coursecloud.net - robtex.com
coursecloud.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-643.awsdns-16.net ⭐ | ||||||
| A | 2600:9000:5302:8300::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-643.awsdns-16.net | ||||||
| A | 205.251.194.131🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-643.awsdns-16.net | ||||||
| NS | ns-1488.awsdns-58.org | ||||||
| A | 2600:9000:5305:d000::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1488.awsdns-58.org | ||||||
| A | 205.251.197.208🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1488.awsdns-58.org | ||||||
| NS | ns-1912.awsdns-47.co.uk | ||||||
| A | 2600:9000:5307:7800::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1912.awsdns-47.co.uk | ||||||
| A | 205.251.199.120🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1912.awsdns-47.co.uk | ||||||
| NS | ns-334.awsdns-41.com | ||||||
| A | 2600:9000:5301:4e00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-334.awsdns-41.com | ||||||
| A | 205.251.193.78🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-334.awsdns-41.com | ||||||
| TXT | fwtpfvt6mjxb9cvllyn6lx7c5xh03c7v | ||||||
| SOA | ns-643.awsdns-16.netawsdns-hostmaster@amazon.com serial=1 | ||||||
net
| 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=1778469511 | ||||||
Subdomains
auth.coursecloud.net |
Same first word
coursecloud.org |
coursecloud.net |
coursecloud.co |
coursecloud.com |
Similar names
DNS History
9 records (4 active, 5 former)
●NSns-1488.awsdns-58.org2026-03-16 → 2026-05-11 · 3 obs
● 2026-03-16 10:32:04
● 2026-05-11 03:40:40
●NSns-1912.awsdns-47.co.uk2026-03-16 → 2026-05-11 · 3 obs
● 2026-03-16 10:32:04
● 2026-05-11 03:40:40
●NSns-334.awsdns-41.com2026-03-16 → 2026-05-11 · 3 obs
● 2026-03-16 10:32:04
● 2026-05-11 03:40:40
●NSns-643.awsdns-16.net2026-03-16 → 2026-05-11 · 3 obs
● 2026-03-16 10:32:04
● 2026-05-11 03:40:40
○NSns.123-reg.co.uk2015-07-01 → 2016-04-26 · 4 obs
● 2016-04-26 20:32:44
○ 2017-02-09 22:01:22
○ 2026-05-11 03:40:40
○NSns2.123-reg.co.uk2015-07-01 → 2016-04-26 · 4 obs
● 2016-04-26 20:32:44
○ 2017-02-09 22:01:22
○ 2026-05-11 03:40:40
○MXmx0.123-reg.co.uk2015-07-01 → 2016-04-26 · 4 obs
● 2016-04-26 20:32:44
○ 2017-02-09 22:01:22
○ 2026-05-11 03:40:40
○MXmx1.123-reg.co.uk2015-07-01 → 2016-04-26 · 4 obs
● 2016-04-26 20:32:44
○ 2017-02-09 22:01:22
○ 2026-05-11 03:40:40
○A81.21.76.622015-07-01 → 2016-04-26 · 4 obs
● 2016-04-26 20:32:44
○ 2017-02-09 22:01:22
○ 2026-05-11 03:40:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net... | - |
| coursecloud.net | ns-643.awsdns-16.net, ns-334.awsdns-41.com, ns-1912.awsdns-47.co.uk, ns-1488.awsdns-58.org | 2 records |
✅ Authoritative Response
Server:205.251.193.78
NS records: ns-643.awsdns-16.net, ns-334.awsdns-41.com, ns-1912.awsdns-47.co.uk, ns-1488.awsdns-58.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursecloud.net (unsigned zone)
⏱️ Timing
Total: 255ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1488.awsdns-58.org, ns-1912.awsdns-47.co.uk... |
| TXT | 1 | fwtpfvt6mjxb9cvllyn6lx7c5xh03c7v |
| SOA | 1 | ns-643.awsdns-16.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-643.awsdns-16.net, ns-643.awsdns-16.net)
Analysis
Hierarchy
coursecloud.net is parent of auth.coursecloud.net.
Name Servers
coursecloud.net is delegated to four name servers: ns-334.awsdns-41.com, ns-643.awsdns-16.net, ns-1488.awsdns-58.org and ns-1912.awsdns-47.co.uk.
coursecloud.net at least partially shares its name servers with other domains, for instance indipla.de, alfredwallet.com, secureportal0.net, carlist.asia and impactmapper.com.
these name servers are commonly used with the name servers ns1.americaneagle.com, ns2.americaneagle.com, ns-944.awsdns-54.net, ns-1230.awsdns-25.org and ns-1955.awsdns-52.co.uk.
Host names with two IPs: ns-334.awsdns-41.com points to 2600:9000:5301:4e00::1 and 205.251.193.78; ns-643.awsdns-16.net points to 2600:9000:5302:8300::1 and 205.251.194.131; ns-1488.awsdns-58.org points to 2600:9000:5305:d000::1 and 205.251.197.208; ns-1912.awsdns-47.co.uk points to 2600:9000:5307:7800::1 and 205.251.199.120.