startcourse.com - dns.ninja
startcourse.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=1783172286 | ||||||
Same first word
startcourse.org.uk |
startcourse.com |
Similar names
sourcestrat.com |
statsourcer.com |
coursestart.com |
stratuscore.net |
stratsource.com |
stratuscore.com |
stratsource.in |
starscouter.com |
stratcourse.com |
startsource.com |
sostracteur.fr |
sourcestart.com |
DNS History
13 records (11 active, 2 former)
●NSdamao.ns.giantpanda.com2026-07-04 → 2026-07-04 · 2 obs
● 2026-07-04 14:05:06
●NSyangguang.ns.giantpanda.com2026-07-04 → 2026-07-04 · 2 obs
● 2026-07-04 14:05:06
●MXmail.mailerhost.net2026-07-04 → 2026-07-04 · 2 obs
● 2026-07-04 14:05:06
○A207.148.248.1432015-11-29 → 2017-02-17 · 5 obs
● 2015-11-29 14:00:26
● 2017-02-17 23:52:00
○ 2026-07-04 14:05:04
○ 2026-07-04 14:05:06
●A2600:3c03::f03c:95ff:fe00:29ca2026-07-04 → 2026-07-04 · 3 obs
● 2026-07-04 14:05:04
● 2026-07-04 14:05:06
●A2600:3c03::f03c:95ff:fe91:5d522026-07-04 → 2026-07-04 · 3 obs
● 2026-07-04 14:05:04
● 2026-07-04 14:05:06
●A2600:3c03::f03c:95ff:feed:4d4f2026-07-04 → 2026-07-04 · 3 obs
● 2026-07-04 14:05:04
● 2026-07-04 14:05:06
●A2600:3c03::f03c:95ff:feed:cf2a2026-07-04 → 2026-07-04 · 3 obs
● 2026-07-04 14:05:04
● 2026-07-04 14:05:06
●A45.33.83.1002026-07-04 → 2026-07-04 · 3 obs
● 2026-07-04 14:05:04
● 2026-07-04 14:05:06
●A45.79.167.1802026-07-04 → 2026-07-04 · 3 obs
● 2026-07-04 14:05:04
● 2026-07-04 14:05:06
○A66.151.181.492015-08-03 → 2015-08-03 · 3 obs
○ 2015-11-29 14:00:26
○ 2026-07-04 14:05:06
●A66.175.209.1792026-07-04 → 2026-07-04 · 3 obs
● 2026-07-04 14:05:04
● 2026-07-04 14:05:06
●A96.126.111.1652026-07-04 → 2026-07-04 · 3 obs
● 2026-07-04 14:05:04
● 2026-07-04 14:05:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| startcourse.com | damao.ns.giantpanda.com, yangguang.ns.giantpanda.com | 2 records |
✅ Authoritative Response
Server:75.2.45.63
NS records: damao.ns.giantpanda.com, yangguang.ns.giantpanda.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for startcourse.com (unsigned zone)
⏱️ Timing
Total: 154ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 45.33.83.100, 66.175.209.179... |
| AAAA | 4 | 2600:3c03::f03c:95ff:feed:cf2a, 2600:3c03::f03c:95ff:fe91:5d52... |
| NS | 2 | damao.ns.giantpanda.com, yangguang.ns.giantpanda.com |
| MX | 1 | mail.mailerhost.net (pri: 1) |
| TXT | 1 | v=spf1 ip6:fd43:c0d1:c090::/48 -all |
| SOA | 1 | damao.ns.giantpanda.com admin.giantpanda |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (damao.ns.giantpanda.com, yangguang.ns.giantpanda.com)
Analysis
IP Addresses
startcourse.com resolves to 8 IP numbers: 45.33.83.100, 45.79.167.180, 66.175.209.179 and 5 other.
Additional host names — thamtuthanhdat.com.com, www.atomwebhosting.com.com, electronicspace.com and two others — share IP numbers with startcourse.com.
Name Servers
startcourse.com is delegated to two name servers: damao.ns.giantpanda.com and yangguang.ns.giantpanda.com.
startcourse.com shares its name server setup with other domains, including networkdynamic.com, freeabc.com, magiclock.com and two others.
At least some of startcourse.com's name servers are shared with other domains, for example www.scholarship.net, www.e1evation.info, www.domainenergy.com and two more.
Each of damao.ns.giantpanda.com and yangguang.ns.giantpanda.com has one IP address: damao.ns.giantpanda.com uses 3.33.232.36 and yangguang.ns.giantpanda.com uses 75.2.45.63.
Mail Servers
startcourse.com has one mail server: mail.mailerhost.net.
startcourse.com shares the same mail server setup as other domains, including buap.blacboard.com, koreanfashionista.com, mlvh.com and two others.
mail.mailerhost.net directs to two IP numbers, 5.161.133.13 and 161.35.84.83.