www.crazyprofessors.com - robtex.com

www.crazyprofessors.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:bc52🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:839🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.57Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.82🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.57, 172.67.188.82
IPv62606:4700:3031::ac43:bc52, 2606:4700:3035::6815:839

crazyprofessors.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:bc52🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:839🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.57Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.82🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScris.ns.cloudflare.com ⭐
NSjamie.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.57, 172.67.188.82
IPv62606:4700:3031::ac43:bc52, 2606:4700:3035::6815:839
SOAcris.ns.cloudflare.comdns@cloudflare.com serial=2399646762

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DNS History

5 records (4 active, 1 former)

202120222023202420252026A104.21.8.57172.67.188.822606:4700:3031::ac43:bc522606:4700:3035::6815:839CNAMEcrazyprofessors.com
●A104.21.8.572026-03-23 → 2026-03-27 · 2 obs
● 2026-03-23 03:16:52
● 2026-03-27 15:19:56
●A172.67.188.822026-03-23 → 2026-03-27 · 2 obs
● 2026-03-23 03:16:52
● 2026-03-27 15:19:56
●A2606:4700:3031::ac43:bc522026-03-23 → 2026-03-27 · 2 obs
● 2026-03-23 03:16:52
● 2026-03-27 15:19:56
●A2606:4700:3035::6815:8392026-03-23 → 2026-03-27 · 2 obs
● 2026-03-23 03:16:52
● 2026-03-27 15:19:56
○CNAMEcrazyprofessors.com2020-02-29 → 2020-02-29 · 3 obs
● 2020-02-29 11:47:04
○ 2026-03-23 03:16:52
○ 2026-03-27 15:19:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net...-
crazyprofessors.comjamie.ns.cloudflare.com, cris.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.168

NS records: jamie.ns.cloudflare.com, cris.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crazyprofessors.com (unsigned zone)

⏱️ Timing

Total: 327ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.8.57, 172.67.188.82
AAAA22606:4700:3035::6815:839, 2606:4700:3031::ac43:bc52
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

www.crazyprofessors.com maps to four IP numbers: 2606:4700:3031::ac43:bc52, 2606:4700:3035::6815:839, 104.21.8.57 and 172.67.188.82.

Other host names such as www.mature(0x706f726e)queens.net, manchestermade.com, dreamlandproduction.xyz, elecos.com.ar and www.elecos.com.ar share IPs with www.crazyprofessors.com.