prof-solution.com - dns.ninja
prof-solution.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.38.163.22🇭🇰 SPEEDYGROUPCLOUD-IX103.38.163.0/24 Proxy-registered route object | ||||||
| PTR | ns22.hostingspeed.net | ||||||
| NS | dns1.hostingspeed.net ⭐ | ||||||
| A | 103.38.161.231🇭🇰 SGC-HK103.38.161.0/24 Proxy-registered route object | ||||||
| PTR | dns1.hostingspeed.net | ||||||
| PTR | dns4.hostingspeed.net | ||||||
| PTR | ns1.hostingspeed.net | ||||||
| PTR | ns4.hostingspeed.net | ||||||
| NS | dns2.hostingspeed.net | ||||||
| A | 103.13.51.244🇭🇰 SGC-CAL-AS103.13.51.0/24 Speedy Group Corp. Limited | ||||||
| PTR | dns2.hostingspeed.net | ||||||
| PTR | ns2.hostingspeed.net | ||||||
| NS | dns3.hostingspeed.net | ||||||
| A | 148.72.64.84🇺🇸 AS398101148.72.64.0/23 | ||||||
| PTR | 84.64.72.148.host.secureserver.net | ||||||
| NS | dns4.hostingspeed.net | ||||||
| MX | prof-solution.com ⭐ | ||||||
| A | 103.38.163.22🇭🇰 SPEEDYGROUPCLOUD-IX103.38.163.0/24 Proxy-registered route object | ||||||
| PTR | ns22.hostingspeed.net | ||||||
| TXT | v=spf1 ip4:103.38.163.22 include:spf.hostingspeed.net +a +mx +ip4:103.38.161.... | ||||||
| SOA | dns1.hostingspeed.netadmin@hostingspeed.net 2026-05-16 #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=1781292483 | ||||||
MX for
prof-solution.com |
Previously MX for
mail.prof-solution.com |
Subdomains
mail.prof-solution.com |
Same first word
prof-solution.com |
DNS History
7 records (6 active, 1 former)
●NSdns1.hostingspeed.net2015-12-06 → 2026-06-12 · 2 obs
● 2026-06-12 19:30:08
●NSdns2.hostingspeed.net2015-12-06 → 2026-06-12 · 2 obs
● 2026-06-12 19:30:08
●NSdns3.hostingspeed.net2015-12-06 → 2026-06-12 · 2 obs
● 2026-06-12 19:30:08
●NSdns4.hostingspeed.net2015-12-06 → 2026-06-12 · 2 obs
● 2026-06-12 19:30:08
●MXprof-solution.com2015-12-06 → 2026-06-12 · 2 obs
● 2026-06-12 19:30:08
○A103.38.161.2262015-12-06 → 2018-09-15 · 4 obs
● 2018-09-15 09:12:30
○ 2026-02-21 00:50:26
○ 2026-06-12 19:30:08
●A103.38.163.222026-02-21 → 2026-06-12 · 3 obs
● 2026-02-21 00:50:26
● 2026-06-12 19:30:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net... | - |
| prof-solution.com | dns1.hostingspeed.net, dns2.hostingspeed.net, dns3.hostingspeed.net, dns4.hostingspeed.net | - |
✅ Authoritative Response
Server:103.38.161.231
NS records: dns1.hostingspeed.net, dns2.hostingspeed.net, dns3.hostingspeed.net, dns4.hostingspeed.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for prof-solution.com (unsigned zone)
⏱️ Timing
Total: 1028ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.38.163.22 |
| NS | 4 | dns3.hostingspeed.net, dns4.hostingspeed.net... |
| MX | 1 | prof-solution.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:103.38.163.22 include:spf.hos |
| SOA | 1 | dns1.hostingspeed.net admin.hostingspeed |
Analysis
Hierarchy
prof-solution.com is a parent domain of mail.prof-solution.com.
Mail Server Role
The MX record for prof-solution.com points back to prof-solution.com — it is its own mail server.
IP Addresses
prof-solution.com directs to one IP number, which is 103.38.163.22.
Among the host names that share IP numbers with prof-solution.com are teenfuture.net, neuworks.com, skcateringgroup.com and two others.
Name Servers
prof-solution.com is delegated to four name servers, dns1.hostingspeed.net, dns2.hostingspeed.net, dns3.hostingspeed.net and dns4.hostingspeed.net.
prof-solution.com shares at least some of its name servers with other domains, including hkrcg.com, hkreads.org.hk, artpro.com.hk and two others.
dns1.hostingspeed.net, dns2.hostingspeed.net and dns3.hostingspeed.net all have one IP address each — dns1.hostingspeed.net directs to 103.38.161.231, dns2.hostingspeed.net directs to 103.13.51.244 and dns3.hostingspeed.net directs to 148.72.64.84.
Mail Servers
The MX record for prof-solution.com points to a single mail server: prof-solution.com.
prof-solution.com has exactly one IP number: 103.38.163.22.