technicalinstructor.com - robtex.com
technicalinstructor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns3.afternic.com ⭐ | ||||||
| A | 97.74.98.65🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns3.afternic.com | ||||||
| NS | ns4.afternic.com | ||||||
| A | 173.201.66.65🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns4.namefind.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns3.afternic.comdns@jomax.net 2025-10-01 #0 | ||||||
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 | ||||||
Same first word
technicalinstructor.com |
DNS History
7 records (4 active, 3 former)
●NSns3.afternic.com2026-03-23 → 2026-03-23 · 1 obs
●NSns4.afternic.com2026-03-23 → 2026-03-23 · 1 obs
○MX.2026-03-23 → 2026-03-23 · 1 obs
●A13.248.169.482026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:19:58
○A207.148.248.1432015-10-19 → 2018-12-16 · 4 obs
● 2015-10-19 01:55:02
● 2018-12-16 01:02:28
○ 2026-03-23 12:19:58
○A66.151.181.492015-05-29 → 2015-05-29 · 3 obs
○ 2015-10-19 01:55:02
○ 2026-03-23 12:19:58
●A76.223.54.1462026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:19:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| technicalinstructor.com | ns3.afternic.com, ns4.afternic.com | 2 records |
✅ Authoritative Response
Server:173.201.66.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for technicalinstructor.com (unsigned zone)
⏱️ Timing
Total: 126ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns3.afternic.com, ns4.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns3.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.afternic.com, ns4.afternic.com)
Analysis
IP Addresses
technicalinstructor.com points to two IPs: 13.248.169.48 and 76.223.54.146.
Other host names including ns2.slatetiles.co.uk, kopsia.com, antrogay.com, bratli.com and narutonation.com share IP numbers with technicalinstructor.com.
Name Servers
technicalinstructor.com's delegation uses two name servers, ns3.afternic.com and ns4.afternic.com.
technicalinstructor.com shares the same name server setup as other domains, for example mail.loppy.com, gettaxes.com, mail.i-i.org, romanceit.com and rimsom.com.
technicalinstructor.com at least partially shares name servers with other domains, for example hodema.com, xmgq.com and teamcn.com.
these name servers are commonly used with verification-m9ymw8jnwgbf6doc49gpbs.ns101.verify.hn, ns1.yuwang.com, ns2.yuwang.com and verification-kpzhmhhmpiyp2xjwkszdey.ns101.verify.hn.
Host names with a single IP:
ns3.afternic.com points to 97.74.98.65.
ns4.afternic.com points to 173.201.66.65.