www.technicalustad.com - robtex.com

www.technicalustad.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:dcfb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:265b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.91Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.220.251🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.38.91, 172.67.220.251
IPv6 hints2606:4700:3033::ac43:dcfb, 2606:4700:3035::6815:265b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=147, name=cloudflare-ech.com

technicalustad.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:dcfb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:265b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.91Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.220.251🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlily.ns.cloudflare.com ⭐
NSmark.ns.cloudflare.com
MXtechnicalustad-com.mail.protection.outlook.com ⭐
TXTv=spf1 a mx include:websitewelcome.com ~all
TXTv=spf1 include:spf.protection.outlook.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.38.91, 172.67.220.251
IPv6 hints2606:4700:3033::ac43:dcfb, 2606:4700:3035::6815:265b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=147, name=cloudflare-ech.com
SOAlily.ns.cloudflare.comdns@cloudflare.com serial=2402504307
⚠️ On DNS blocklist: ultimate
rank #519423 globally
rank #232820 in the tld
⚠️ On DNS blocklist: ultimate
🔒 HSTS Preload (+subdomains)

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DNS History

5 records (4 active, 1 former)

201820192020202120222023202420252026A104.21.38.91172.67.220.2512606:4700:3033::ac43:dcfb2606:4700:3035::6815:265bCNAMEtechnicalustad.com
●A104.21.38.912026-04-11 → 2026-04-24 · 2 obs
● 2026-04-11 13:59:34
● 2026-04-24 08:53:18
●A172.67.220.2512026-04-11 → 2026-04-24 · 2 obs
● 2026-04-11 13:59:34
● 2026-04-24 08:53:18
●A2606:4700:3033::ac43:dcfb2026-04-11 → 2026-04-24 · 2 obs
● 2026-04-11 13:59:34
● 2026-04-24 08:53:18
●A2606:4700:3035::6815:265b2026-04-11 → 2026-04-24 · 2 obs
● 2026-04-11 13:59:34
● 2026-04-24 08:53:18
○CNAMEtechnicalustad.com2017-11-29 → 2017-11-29 · 3 obs
● 2017-11-29 22:09:26
○ 2026-04-11 13:59:34
○ 2026-04-24 08:53:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
technicalustad.comlily.ns.cloudflare.com, mark.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.130

NS records: lily.ns.cloudflare.com, mark.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 124ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.220.251, 104.21.38.91
AAAA22606:4700:3033::ac43:dcfb, 2606:4700:3035::6815:265b
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (lily.ns.cloudflare.com, lily.ns.cloudflare.com, lily.ns.cloudflare.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by www.technicalustad.com: 2606:4700:3033::ac43:dcfb, 2606:4700:3035::6815:265b, 104.21.38.91 and 172.67.220.251.

other host names including 627a.com, www.lvtonline.com, toosee.us, web3fd.org and conferencebureaucapetown.com share IP numbers with www.technicalustad.com.