devicourse.com - dns.ninja
devicourse.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=1792829336 | ||||||
Same first word
devicourse.com |
Similar names
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DNS History
8 records (8 active, 0 former)
●NSns6.idwebhost.com2026-09-01 → 2026-10-24 · 2 obs
● 2026-10-24 08:09:52
●NSns7.idwebhost.com2026-09-01 → 2026-10-24 · 2 obs
● 2026-10-24 08:09:52
●MXalt1.aspmx.l.google.com2026-09-01 → 2026-10-24 · 2 obs
● 2026-10-24 08:09:52
●MXalt2.aspmx.l.google.com2026-09-01 → 2026-10-24 · 2 obs
● 2026-10-24 08:09:52
●MXalt3.aspmx.l.google.com2026-09-01 → 2026-10-24 · 2 obs
● 2026-10-24 08:09:52
●MXalt4.aspmx.l.google.com2026-09-01 → 2026-10-24 · 2 obs
● 2026-10-24 08:09:52
●MXaspmx.l.google.com2026-09-01 → 2026-10-24 · 2 obs
● 2026-10-24 08:09:52
●A103.30.147.512026-09-01 → 2026-10-24 · 2 obs
● 2026-10-24 08:09:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| devicourse.com | ns7.idwebhost.com, ns6.idwebhost.com | 2 records |
✅ Authoritative Response
Server:203.161.184.122
NS records: ns7.idwebhost.com, ns6.idwebhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 2620ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.30.147.51 |
| NS | 2 | ns6.idwebhost.com, ns7.idwebhost.com |
| MX | 5 | ALT1.ASPMX.L.GOOGLE.com (pri: 5), ASPMX.L.GOOGLE.com (pri: 1)... |
| TXT | 2 | google-site-verification=tEIB_R1FVvl0LoJ, v=spf1 +a +mx +ip4:103.30.147.51 +ip4:20 |
| SOA | 1 | ns6.idwebhost.com emailserver.jcamp.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns7.idwebhost.com, ns6.idwebhost.com)
Analysis
IP Addresses
devicourse.com directs to one IP number, which is 103.30.147.51.
Among the host names that share IP numbers with devicourse.com are akhdani.co.id, maalasror.sch.id, inlintek.co.id and two others.
Name Servers
The NS records for devicourse.com delegate to ns6.idwebhost.com and ns7.idwebhost.com.
devicourse.com has the same name server delegation as a number of other domains, such as surya-utama.com, 58reload.com, naminauna.com and two more.
devicourse.com at least partially shares name servers with other domains, for instance asa.web.id and galerinotebook.com.
These name servers are frequently paired with the name servers ns1.idwebhost.com and ns2.idwebhost.com.
The host names ns6.idwebhost.com and ns7.idwebhost.com each point to one IP number: ns6.idwebhost.com points to 203.161.184.122. ns7.idwebhost.com points to 103.30.147.83.
Mail Servers
Mail for devicourse.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
devicourse.com shares at least some of its mail servers with other domains — for example shopatlindas.com, aims-uk.com, tetherit.io and two more.
These mail servers are often used together with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Hosts with two IP numbers each:
The A records for aspmx.l.google.com return 142.250.153.27 and 2a00:1450:4013:c07::1a.
The A records for alt1.aspmx.l.google.com return 192.178.228.26 and 2a00:1450:4025:4403::1a.
The A records for alt2.aspmx.l.google.com return 142.250.147.26 and 2a00:1450:4025:c01::1a.
The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1b.
The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.