coursename.com - robtex.com
coursename.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=1778850616 | ||||||
Same first word
coursename.com |
Similar names
menucasero.com |
enercomusa.com |
sourcename.com |
cuaresmeno.com |
omnescurae.com |
namesource.com |
measurecon.com |
monasecure.com |
namesource.net |
nomeuraces.com |
DNS History
17 records (8 active, 9 former)
○NSns1.fabulous.com2015-08-07 → 2016-07-04 · 4 obs
● 2016-07-04 17:47:16
○ 2026-03-29 20:04:50
○ 2026-05-15 13:27:48
●NSns1.namebrightdns.com2026-03-29 → 2026-05-15 · 3 obs
● 2026-03-29 20:04:50
● 2026-05-15 13:27:48
○NSns2.fabulous.com2015-08-07 → 2016-07-04 · 4 obs
● 2016-07-04 17:47:16
○ 2026-03-29 20:04:50
○ 2026-05-15 13:27:48
●NSns2.namebrightdns.com2026-03-29 → 2026-05-15 · 3 obs
● 2026-03-29 20:04:50
● 2026-05-15 13:27:48
○MXmail.b-io.co2015-08-07 → 2016-07-04 · 4 obs
● 2016-07-04 17:47:16
○ 2026-03-29 20:04:50
○ 2026-05-15 13:27:48
●MXmail1.namebrightmail.com2026-03-29 → 2026-05-15 · 3 obs
● 2026-03-29 20:04:50
● 2026-05-15 13:27:48
●MXmail2.namebrightmail.com2026-03-29 → 2026-05-15 · 3 obs
● 2026-03-29 20:04:50
● 2026-05-15 13:27:48
○A208.48.81.1332015-08-07 → 2016-01-08 · 4 obs
● 2016-01-08 23:28:10
○ 2016-03-08 22:02:36
○ 2026-05-15 13:27:48
○A208.48.81.1342015-08-07 → 2016-01-08 · 4 obs
● 2016-01-08 23:28:10
○ 2016-03-08 22:02:36
○ 2026-05-15 13:27:48
○A208.48.81.1792015-08-07 → 2016-01-08 · 4 obs
● 2016-01-08 23:28:10
○ 2016-03-08 22:02:36
○ 2026-05-15 13:27:48
●A2600:1f18:4ae:c607:d1d9:565f:b122:bfdb2026-03-29 → 2026-05-15 · 3 obs
● 2026-03-29 20:04:50
● 2026-05-15 13:27:48
●A2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a2026-03-29 → 2026-05-15 · 3 obs
● 2026-03-29 20:04:50
● 2026-05-15 13:27:48
●A52.44.244.982026-03-29 → 2026-05-15 · 3 obs
● 2026-03-29 20:04:50
● 2026-05-15 13:27:48
●A54.165.131.1832026-03-29 → 2026-05-15 · 3 obs
● 2026-03-29 20:04:50
● 2026-05-15 13:27:48
○A64.15.205.1002015-08-07 → 2016-01-08 · 4 obs
● 2016-01-08 23:28:10
○ 2016-03-08 22:02:36
○ 2026-05-15 13:27:48
○A64.15.205.1012015-08-07 → 2016-01-08 · 4 obs
● 2016-01-08 23:28:10
○ 2016-03-08 22:02:36
○ 2026-05-15 13:27:48
○A98.124.245.242016-03-08 → 2016-07-04 · 5 obs
● 2016-03-08 22:02:36
● 2016-07-04 17:47:16
○ 2026-03-29 20:04:50
○ 2026-05-15 13:27:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net... | - |
| coursename.com | ns1.namebrightdns.com, ns2.namebrightdns.com | 24 records |
✅ Authoritative Response
Server:23.22.192.28
NS records: ns1.namebrightdns.com, ns2.namebrightdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursename.com (unsigned zone)
⏱️ Timing
Total: 273ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 54.165.131.183, 52.44.244.98 |
| AAAA | 2 | 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb, 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a |
| NS | 2 | ns1.namebrightdns.com, ns2.namebrightdns.com |
| MX | 2 | mail1.namebrightmail.com (pri: 10), mail2.namebrightmail.com (pri: 10) |
| TXT | 5 | d0608e60692cb76fe88bb98cc9a8cc102f821ed6, afternic-verification-W4rHXN8wVHjVbBFXxC... |
| SOA | 1 | ns1.namebrightdns.com dns.namebright.com |
📌 Glue Records Collected
Total: 24
Out-of-bailiwick: 24 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)
Analysis
IP Addresses
coursename.com points to four IP numbers: 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb, 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a, 52.44.244.98 and 54.165.131.183.
For instance, other host names 7dum.com, efdream.com, zamn.com, ecifa.com and apec2018png.org share IP numbers with coursename.com.
Name Servers
coursename.com is delegated to two name servers: ns1.namebrightdns.com and ns2.namebrightdns.com.
coursename.com uses the same name server setup as other domains such as mail.teamkona.com, zombme.com, pizzaduck.com, frechel.com and www.baihuawei.com.
coursename.com shares name servers with other domains at least partially, for example humandigest.com, happypots.com, gentle-earth.org, itloft.com and puziri.com.
These name servers are commonly used together with nsg1.namebrightdns.com, nsg2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.
Host names with twelve IP numbers:
ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:c0d:f2e9:700d:d46, 2600:1f18:683a:ae1a:1867:2421:a7f0:4e3f, 2600:1f18:683a:ae1a:424a:1a8d:dc62:a1c7, 2600:1f18:683a:ae1a:5f30:63c0:6d6a:2385, 2600:1f18:683a:ae1a:d118:1fb:497f:e578, 2600:1f18:683a:ae1b:2b80:ed3e:1754:ce9b, 3.88.105.129, 23.22.192.28, 35.172.212.123, 54.242.215.156, 184.72.125.78 and 184.73.129.127.
ns2.namebrightdns.com points to: 2600:1f18:683a:ae1a:d86c:cc50:8489:724b, 2600:1f18:683a:ae1b:1ce5:522c:1118:a965, 2600:1f18:683a:ae1b:57ce:cf6e:ed0e:5a76, 2600:1f18:683a:ae1b:60aa:644c:488e:4f2, 2600:1f18:683a:ae1b:95b2:c137:ea99:1b96, 2600:1f18:683a:ae1b:d59a:791d:4bd5:96bc, 3.81.214.58, 3.85.84.145, 18.215.253.26, 34.235.141.251, 52.205.150.231 and 54.162.170.216.
Mail Servers
Two mail servers mail1.namebrightmail.com and mail2.namebrightmail.com handle coursename.com.
coursename.com shares the same mail server setup as other domains, for instance libolin.com, cybier.com, trackmodule.com, standup4justice.com and ngs-field.org.
coursename.com shares some mail servers with other domains to some extent, for instance directorychallenge.com and lunchspace.org.
Host names with one IP number:
mail1.namebrightmail.com points to: 66.35.35.26.
mail2.namebrightmail.com points to: 66.35.35.28.