qualifiedu.com - robtex.com
qualifiedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 107.163.47.27🇺🇸 AS395776107.163.47.0/24 SKBroadband customer route | ||||||
| NS | ns1.dns.com ⭐ | ||||||
| A | 2001:df2:f080:2::1:1🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.23.191.128🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.86.21.128🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.dns.com | ||||||
| A | 2001:df2:f080:2::1:2🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.23.191.129🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.86.21.129🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| SOA | ns1.dns.comadmin@dns.com serial=1768152031 | ||||||
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=1771291435 | ||||||
Subdomains
mail.qualifiedu.com |
Same first word
qualifiedu.com |
DNS History
10 records (3 active, 7 former)
●NSns1.dns.com2026-03-23 → 2026-03-23 · 3 obs
● 2026-03-23 08:09:20
● 2026-03-23 14:33:32
●NSns2.dns.com2026-03-23 → 2026-03-23 · 3 obs
● 2026-03-23 08:09:20
● 2026-03-23 14:33:32
○NSns49.worldnic.com2015-06-12 → 2017-02-19 · 4 obs
● 2017-02-19 15:20:20
○ 2020-03-11 19:45:24
○ 2026-03-23 14:33:32
○NSns50.worldnic.com2015-06-12 → 2017-02-19 · 4 obs
● 2017-02-19 15:20:20
○ 2020-03-11 19:45:24
○ 2026-03-23 14:33:32
○NSnsg1.namebrightdns.com2020-03-11 → 2020-03-11 · 4 obs
● 2020-03-11 19:45:24
○ 2026-03-23 08:09:20
○ 2026-03-23 14:33:32
○NSnsg2.namebrightdns.com2020-03-11 → 2020-03-11 · 4 obs
● 2020-03-11 19:45:24
○ 2026-03-23 08:09:20
○ 2026-03-23 14:33:32
○MXmail.qualifiedu.com2015-06-12 → 2017-02-19 · 4 obs
● 2017-02-19 15:20:20
○ 2020-03-11 19:45:24
○ 2026-03-23 14:33:32
●A107.163.47.272026-03-23 → 2026-03-23 · 3 obs
● 2026-03-23 08:09:20
● 2026-03-23 14:33:32
○A67.210.239.2222015-06-12 → 2017-02-19 · 4 obs
● 2017-02-19 15:20:20
○ 2020-03-11 19:45:24
○ 2026-03-23 14:33:32
○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-03-11 → 2020-03-11 · 3 obs
○ 2026-03-23 08:09:20
○ 2026-03-23 14:33:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| qualifiedu.com | ns1.dns.com, ns2.dns.com | 6 records |
✅ Authoritative Response
Server:154.23.191.128
NS records: ns1.dns.com, ns2.dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qualifiedu.com (unsigned zone)
⏱️ Timing
Total: 1359ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 107.163.47.27 |
| NS | 2 | ns1.dns.com, ns2.dns.com |
| SOA | 1 | ns1.dns.com admin.dns.com |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.dns.com, ns1.dns.com, ns1.dns.com...)
Analysis
Hierarchy
The parent of mail.qualifiedu.com is qualifiedu.com.
IP Addresses
qualifiedu.com points to a single IP address: 107.163.47.27.
Other host names such as chinamoviestv.com, aquabuz.com, china-ret.com, chinabihaisj.com and mail.qualifiedu.com share IPs with qualifiedu.com.
Name Servers
Two name servers ns1.dns.com and ns2.dns.com handle the delegation for qualifiedu.com.
qualifiedu.com shares the same name server setup as other domains, for example real-need.com, 1495s1.com, coastalmkt.com, 52eat.com.cn and huachenplastic.com.
qualifiedu.com partially shares name servers with other domains, for example buildgreensolutions.com and im2017.com.
These name servers are often used together with ns47.domaincontrol.com and ns48.domaincontrol.com.
Host names with three IP numbers:
ns1.dns.com points to 2001:df2:f080:2::1:1, 154.23.191.128 and 154.86.21.128; ns2.dns.com points to 2001:df2:f080:2::1:2, 154.23.191.129 and 154.86.21.129.