espcourse.com - dns.ninja
espcourse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.229.73.54🇮🇩 EXBCOID-AS-AP103.229.73.0/24 PT. EXABYTES NETWORK INDONESIA Cyber 2 Tower, 30th Floor, JL .HR Rasuna Said X5 No.13 | ||||||
| PTR | e122.idcloudhosting.com | ||||||
| NS | ns121.idcloudhosting.com ⭐ | ||||||
| A | 103.82.241.3🇮🇩 EXBCOID-AS-AP103.82.240.0/22 PT. EXABYTES NETWORK INDONESIA Cyber 2 Tower, 30th Floor, JL .HR Rasuna Said X5 No.13 | ||||||
| PTR | ns121.idcloudhosting.com | ||||||
| NS | ns122.idcloudhosting.com | ||||||
| A | 43.229.86.18🇸🇬 EXABYTES-AS-AP43.229.84.0/22 Exabytes Network (Singapore) Pte. Ltd. 140 Paya Lebar 08-02 AZ Paya Lebar | ||||||
| MX | mail.espcourse.com ⭐ | ||||||
| A | 103.229.73.54🇮🇩 EXBCOID-AS-AP103.229.73.0/24 PT. EXABYTES NETWORK INDONESIA Cyber 2 Tower, 30th Floor, JL .HR Rasuna Said X5 No.13 | ||||||
| PTR | e122.idcloudhosting.com | ||||||
| TXT | google-site-verification=UMPM_U06Kz9Nk--Gc4SxdUNeL2QAr-yrnXbO_IBdhkg | ||||||
| TXT | v=spf1 ip4:103.229.73.54 include:idse.idcloudhosting.com -all | ||||||
| SOA | ns121.idcloudhosting.comabuse@exabytes.co.id 2024-05-20 #1 | ||||||
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=1784938937 | ||||||
Subdomains
mail.espcourse.com |
Same first word
espcourse.com |
Similar names
DNS History
9 records (4 active, 5 former)
●NSns121.idcloudhosting.com2026-02-18 → 2026-07-25 · 3 obs
● 2026-02-18 23:17:00
● 2026-07-25 00:24:20
●NSns122.idcloudhosting.com2026-02-18 → 2026-07-25 · 3 obs
● 2026-02-18 23:17:00
● 2026-07-25 00:24:20
○NSns73.domaincontrol.com2017-05-15 → 2017-05-15 · 3 obs
○ 2026-02-18 23:17:00
○ 2026-07-25 00:24:20
○NSns74.domaincontrol.com2017-05-15 → 2017-05-15 · 3 obs
○ 2026-02-18 23:17:00
○ 2026-07-25 00:24:20
●MXmail.espcourse.com2026-02-18 → 2026-07-25 · 3 obs
● 2026-02-18 23:17:00
● 2026-07-25 00:24:20
○MXmailstore1.secureserver.net2017-05-15 → 2017-05-15 · 3 obs
○ 2026-02-18 23:17:00
○ 2026-07-25 00:24:20
○MXsmtp.secureserver.net2017-05-15 → 2017-05-15 · 3 obs
○ 2026-02-18 23:17:00
○ 2026-07-25 00:24:20
●A103.229.73.542026-02-18 → 2026-07-25 · 3 obs
● 2026-02-18 23:17:00
● 2026-07-25 00:24:20
○A184.168.221.482017-05-15 → 2017-05-15 · 3 obs
○ 2026-02-18 23:17:00
○ 2026-07-25 00:24:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| espcourse.com | ns121.idcloudhosting.com, ns122.idcloudhosting.com | 2 records |
✅ Authoritative Response
Server:43.229.86.18
NS records: ns121.idcloudhosting.com, ns122.idcloudhosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for espcourse.com (unsigned zone)
⏱️ Timing
Total: 543ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.229.73.54 |
| NS | 2 | ns122.idcloudhosting.com, ns121.idcloudhosting.com |
| MX | 1 | mail.espcourse.com (pri: 10) |
| TXT | 2 | v=spf1 ip4:103.229.73.54 include:idse.id, google-site-verification=UMPM_U06Kz9Nk-- |
| SOA | 1 | ns121.idcloudhosting.com abuse.exabytes. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns121.idcloudhosting.com, ns122.idcloudhosting.com)
Analysis
Hierarchy
espcourse.com is a parent domain of mail.espcourse.com.
IP Addresses
espcourse.com has exactly one IP address — 103.229.73.54.
pn-probolinggo.go.id, mail.glitch-network.com, mail.enji.co.id plus two other host names have IP numbers in common with espcourse.com.
Name Servers
DNS delegation for espcourse.com points to two name servers: ns121.idcloudhosting.com and ns122.idcloudhosting.com.
The name server configuration of espcourse.com is shared with other domains, for instance pikniknusantara.co.id, pokpokulu.com, koleksikayu.com and two others.
espcourse.com shares at least some of its name servers with other domains, including synergymma.com, ptaaw.com, coronagraphic.com and two others.
These name servers are frequently seen alongside dns3.masterwebnet.com, dns2.masterweb.net, dns4.masterweb.net and 6 other name servers.
ns121.idcloudhosting.com and ns122.idcloudhosting.com each resolve to one IP number: ns121.idcloudhosting.com points to 103.82.241.3 and ns122.idcloudhosting.com points to 43.229.86.18.
Mail Servers
espcourse.com uses one mail server — mail.espcourse.com.
mail.espcourse.com has exactly one IP number: 103.229.73.54.