btr-tech.com - dns.ninja
btr-tech.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 | btr-tech.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 ~all | ||||||
| SOA | dns1.hostingspeed.netadmin@hostingspeed.net 2026-07-23 #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=1785029557 | ||||||
MX for
btr-tech.com |
Subdomains
www.btr-tech.com |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSdns1.hostingspeed.net2015-07-25 → 2026-07-26 · 2 obs
● 2026-07-26 01:37:48
●NSdns2.hostingspeed.net2015-07-25 → 2026-07-26 · 2 obs
● 2026-07-26 01:37:48
●NSdns3.hostingspeed.net2015-07-25 → 2026-07-26 · 2 obs
● 2026-07-26 01:37:48
●NSdns4.hostingspeed.net2015-07-25 → 2026-07-26 · 2 obs
● 2026-07-26 01:37:48
●MXbtr-tech.com2015-07-25 → 2026-07-26 · 2 obs
● 2026-07-26 01:37:48
●A103.38.163.222026-04-07 → 2026-07-26 · 3 obs
● 2026-04-07 14:26:24
● 2026-07-26 01:37:48
○A202.155.223.202015-07-25 → 2017-03-14 · 4 obs
● 2017-03-14 12:47:38
○ 2026-04-07 14:26:24
○ 2026-07-26 01:37:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| btr-tech.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 btr-tech.com (unsigned zone)
⏱️ Timing
Total: 633ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.38.163.22 |
| NS | 4 | dns1.hostingspeed.net, dns2.hostingspeed.net... |
| MX | 1 | btr-tech.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:103.38.163.22 include:spf.hos |
| SOA | 1 | dns1.hostingspeed.net admin.hostingspeed |
Analysis
Hierarchy
www.btr-tech.com is delegated beneath btr-tech.com.
Mail Server Role
btr-tech.com handles its own mail, functioning as its own mail server.
IP Addresses
btr-tech.com resolves to just one IP address, 103.38.163.22.
Two other host names, along with yplusx.com, 4dimensions-hk.com and ychcthwps.edu.hk, also share IP numbers with btr-tech.com.
Name Servers
The NS records for btr-tech.com point to four name servers: dns1.hostingspeed.net, dns2.hostingspeed.net, dns3.hostingspeed.net and dns4.hostingspeed.net.
There is at least partial name server overlap between btr-tech.com and other domains — everparkhk.com, princeocean.com, tienlung.com.hk and two more among them.
Three hostnames, one IP address apiece: dns1.hostingspeed.net resolves to 103.38.161.231, dns2.hostingspeed.net resolves to 103.13.51.244 and dns3.hostingspeed.net resolves to 148.72.64.84.
Mail Servers
btr-tech.com is served by just one mail server: btr-tech.com.
There is one IP number for btr-tech.com: 103.38.163.22.