mail.biuforums.com - robtex.com

mail.biuforums.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:81a🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:9cb6🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.26Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.182🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.26, 172.67.156.182
IPv62606:4700:3031::6815:81a, 2606:4700:3034::ac43:9cb6

biuforums.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:81a🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:9cb6🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.26Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.182🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrady.ns.cloudflare.com ⭐
NSjule.ns.cloudflare.com
MX_dc-mx.3ef3a22be4c9.biuforums.com ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.26, 172.67.156.182
IPv62606:4700:3031::6815:81a, 2606:4700:3034::ac43:9cb6
SOAbrady.ns.cloudflare.comdns@cloudflare.com serial=2398111810

Previously MX for

biuforums.com

Same first word

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DNS History

5 records (4 active, 1 former)

2017201820192020202120222023202420252026A104.21.8.26172.67.156.1822606:4700:3031::6815:81a2606:4700:3034::ac43:9cb6112.78.117.102
●A104.21.8.262026-03-25 → 2026-03-25 · 2 obs
○ 2016-05-31 08:26:06
● 2026-03-25 21:47:34
○A112.78.117.1022016-05-31 → 2016-05-31 · 2 obs
● 2016-05-31 08:26:06
○ 2026-03-25 21:47:34
●A172.67.156.1822026-03-25 → 2026-03-25 · 2 obs
○ 2016-05-31 08:26:06
● 2026-03-25 21:47:34
●A2606:4700:3031::6815:81a2026-03-25 → 2026-03-25 · 2 obs
○ 2016-05-31 08:26:06
● 2026-03-25 21:47:34
●A2606:4700:3034::ac43:9cb62026-03-25 → 2026-03-25 · 2 obs
○ 2016-05-31 08:26:06
● 2026-03-25 21:47:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...-
biuforums.comjule.ns.cloudflare.com, brady.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.215

NS records: jule.ns.cloudflare.com, brady.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biuforums.com (unsigned zone)

⏱️ Timing

Total: 78ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.8.26, 172.67.156.182
AAAA22606:4700:3031::6815:81a, 2606:4700:3034::ac43:9cb6
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.biuforums.com points to four IP numbers: 2606:4700:3031::6815:81a, 2606:4700:3034::ac43:9cb6, 104.21.8.26 and 172.67.156.182.

For instance, other host names v2mp3.com, philliesnation.com, mintedpeak.co.uk, biuforums.com and www.flowco.work share IP numbers with mail.biuforums.com.