tech4office.com - robtex.com
tech4office.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.151.166.123🇹🇭 ITSC-AS203.151.160.0/20 Internet Thailand Company Ltd. 1768 IFCT Tower, 10th-12th FL IT Floor New Petchburi Road Khwaeng Bang Kapi Khet Huay Khwang | ||||||
| PTR | mail.tech4all.us | ||||||
| NS | ns25.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2161::d🇺🇸 GODADDY-DNS2603:5:2160::/44 | ||||||
| PTR | ns25.domaincontrol.com | ||||||
| A | 97.74.102.13🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns25.domaincontrol.com | ||||||
| NS | ns26.domaincontrol.com | ||||||
| A | 2603:5:2261::d🇺🇸 GODADDY-DNS2603:5:2260::/44 | ||||||
| PTR | ns26.domaincontrol.com | ||||||
| A | 173.201.70.13🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns26.domaincontrol.com | ||||||
| MX | tech4office.com ⭐ | ||||||
| A | 203.151.166.123🇹🇭 ITSC-AS203.151.160.0/20 Internet Thailand Company Ltd. 1768 IFCT Tower, 10th-12th FL IT Floor New Petchburi Road Khwaeng Bang Kapi Khet Huay Khwang | ||||||
| PTR | mail.tech4all.us | ||||||
| SOA | ns25.domaincontrol.comdns@jomax.net 2019-10-31 #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=1775802722 | ||||||
MX for
tech4office.com |
Same first word
tech4office.com |
DNS History
5 records (4 active, 1 former)
●NSns25.domaincontrol.com2015-06-26 → 2026-04-10 · 2 obs
● 2026-04-10 06:35:12
●NSns26.domaincontrol.com2015-06-26 → 2026-04-10 · 2 obs
● 2026-04-10 06:35:12
●MXtech4office.com2015-06-26 → 2026-04-10 · 2 obs
● 2026-04-10 06:35:12
○A202.183.166.42015-06-26 → 2019-03-27 · 4 obs
● 2019-03-27 11:20:42
○ 2026-02-26 01:15:46
○ 2026-04-10 06:35:12
●A203.151.166.1232026-02-26 → 2026-04-10 · 3 obs
● 2026-02-26 01:15:46
● 2026-04-10 06:35:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tech4office.com | ns25.domaincontrol.com, ns26.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.102.13
NS records: ns25.domaincontrol.com, ns26.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tech4office.com (unsigned zone)
⏱️ Timing
Total: 124ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.151.166.123 |
| NS | 2 | ns25.domaincontrol.com, ns26.domaincontrol.com |
| MX | 1 | tech4office.com (pri: 0) |
| SOA | 1 | ns25.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns25.domaincontrol.com, ns25.domaincontrol.com, ns26.domaincontrol.com...)
Analysis
Mail Server Role
tech4office.com serves as the mail server for tech4office.com.
IP Addresses
tech4office.com resolves to one IP number: 203.151.166.123.
Other host names, for instance tech4all.us, mail.pathela.com, leo-beast.com, tech4school.com and mail.tech4all.us share IP numbers with tech4office.com.
Name Servers
tech4office.com's delegation uses two name servers: ns25.domaincontrol.com and ns26.domaincontrol.com.
tech4office.com uses the same name server setup as other domains, such as vmzh.de, keepglobal.in, celiamartindale.com, eusmi.com and txroofs.com.
Host names with two IPs:
ns25.domaincontrol.com points to 2603:5:2161::d and 97.74.102.13
ns26.domaincontrol.com points to 2603:5:2261::d and 173.201.70.13
Mail Servers
tech4office.com is handled by a single mail server, tech4office.com.
Host name tech4office.com resolves to a single IP: 203.151.166.123.