mail.daihoc.com - robtex.com

mail.daihoc.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a4c2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:2979🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.41.121Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.164.194🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.41.121, 172.67.164.194
IPv6 hints2606:4700:3031::ac43:a4c2, 2606:4700:3033::6815:2979
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=125, name=cloudflare-ech.com

daihoc.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a4c2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:2979🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.41.121Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.164.194🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScody.ns.cloudflare.com ⭐
NSmelissa.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTfacebook-domain-verification=0dsts0pz6c9rfk1q50fp0indlrvgfn
TXTgoogle-site-verification=_3W2eLBhZxbjV-a2DgjWknE8etlR0Diwcfnk7Vto_oU
TXTinfusionsoft-site-verification=rh547
TXTv=spf1 a mx a:daihoc.com ip4:67.202.92.16 ?all
TXTv=spf1 a mx include:_spf.elasticemail.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.41.121, 172.67.164.194
IPv6 hints2606:4700:3031::ac43:a4c2, 2606:4700:3033::6815:2979
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=125, name=cloudflare-ech.com
SOAcody.ns.cloudflare.comdns@cloudflare.com serial=2410943383

Previously MX for

daihoc.com

Same first word

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.41.121172.67.164.1942606:4700:3031::ac43:a4c22606:4700:3033::6815:2979128.199.157.1069.195.124.154
●A104.21.41.1212026-08-07 → 2026-08-07 · 2 obs
○ 2016-12-19 05:21:16
● 2026-08-07 13:33:02
○A128.199.157.102016-12-19 → 2016-12-19 · 3 obs
○ 2016-09-11 05:06:46
● 2016-12-19 05:21:16
○ 2026-08-07 13:33:02
●A172.67.164.1942026-08-07 → 2026-08-07 · 2 obs
○ 2016-12-19 05:21:16
● 2026-08-07 13:33:02
●A2606:4700:3031::ac43:a4c22026-08-07 → 2026-08-07 · 2 obs
○ 2016-12-19 05:21:16
● 2026-08-07 13:33:02
●A2606:4700:3033::6815:29792026-08-07 → 2026-08-07 · 2 obs
○ 2016-12-19 05:21:16
● 2026-08-07 13:33:02
○A69.195.124.1542015-08-16 → 2016-09-11 · 4 obs
● 2015-08-16 08:27:12
● 2016-09-11 05:06:46
○ 2016-12-19 05:21:16
○ 2026-08-07 13:33:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net...-
daihoc.comcody.ns.cloudflare.com, melissa.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.199

NS records: cody.ns.cloudflare.com, melissa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for daihoc.com (unsigned zone)

⏱️ Timing

Total: 92ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.164.194, 104.21.41.121
AAAA22606:4700:3033::6815:2979, 2606:4700:3031::ac43:a4c2
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.daihoc.com has four IP addresses: 104.21.41.121, 172.67.164.194, 2606:4700:3031::ac43:a4c2 and 2606:4700:3033::6815:2979.

yes88.org, csacloudbytes.com, reelsreport.co.uk plus two other host names have IP numbers in common with mail.daihoc.com.