`mail.biuan.com`

DNSSEC	⚠️ Not signed
A	51.75.23.223^{🇸🇦 OVH51.75.0.0/16}
		PTR	`gate.biuan.eu`

`biuan.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:d29^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:847e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.13.41^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.132.126^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ezra.ns.cloudflare.com` ⭐
NS	`gail.ns.cloudflare.com`
MX	`gate.biuan.eu` ⭐
MX	`_dc-mx.b7ad23915de6.biuan.com`⁽²⁰⁾
TXT	`google-site-verification=O8USHeXeFR_kJ53OecD1DHkdY6fEkMOxI4qh-hZnjXA`
TXT	`v=spf1 mx -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.13.41, 172.67.132.126
		IPv6 hints	2606:4700:3030::6815:d29, 2606:4700:3033::ac43:847e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=231, name=cloudflare-ech.com
SOA	`ezra.ns.cloudflare.com`dns@cloudflare.com serial=2403515940

Previously MX for

mail.biuan.com

biuan.com

Same first word

mail.gi

mail.fr

mail.mil.id

mail.k12.vt.us

mail.photos

mail.omg.lol

mail.ooo

mail.cloudaccess.net

mail.girly.jp

mail.ec

mail.blog

mail.potager.org

mail.v.ua

mail.copro.uk

mail.or.id

mail.kim

mail.md

mail.gov.ls

mail.edu.tt

mail.si

mail.gov.rw

mail.gov.bs

mail.ca

mail.je

mail.ks.ua

mail.org.br

mail.technology

mail.edu.ru

mail.edu.az

mail.global

mail.bambina.jp

mail.hu.net

mail.whitesnow.jp

mail.se

mail.keymachine.de

mail.gd

mail.ms.gov.br

mail.csx.cc

mail.basicserver.io

mail.coupons

mail.js.org

mail.ch

mail.partners

mail.mt

mail.golffan.us

mail.town

mail.sh

mail.nom.za

mail.com.br

mail.com.ph

mail.co.ua

mail.bike

mail.gr

mail.srv.br

mail.dyn-vpn.de

mail.serveminecraft.net

mail.gov.cn

mail.staba.jp

mail.pinoko.jp

mail.in.th

mail.tech

mail.rakkestad.no

mail.gov.bm

mail.com.py

mail.guru

mail.bing

mail.lv

mail.babyblue.jp

mail.in-berlin.de

mail.no-ip.biz

mail.host

mail.net.ar

mail.management

mail.qld.gov.au

mail.pm

mail.wf

mail.ltd

mail.com.pe

mail.marketing

mail.velvet.jp

mail.fage

mail.coach

mail.abbott

mail.weir

mail.wroclaw.pl

mail.et

mail.za.net

mail.bz

mail.fakefur.jp

mail.sb

mail.ht

mail.ax

mail.spdns.eu

mail.collegefan.org

mail.com.cn

mail.cab

mail.vn.ua

mail.lat

mail.mg.gov.br

mail.kiev.ua

Similar names

mali.hu

mail.ufcfan.org

lima.cafe

mail.ge

lima.es

liam.codes

mial.org

mail.egoism.jp

mail.jpn.org

mail.run

imla.org.uk

mail.edu.rs

liam.tv

mali.hr

liam.me

mail.lt

mila.dk

mail.vn

mila.support

almi.fr

mila.vn

mail.sl

mail.gov.mu

liam.ddns.me

mail.gov.in

imal.de

mail.uz

mail.clinic

mail.bm

mila.pl

lima.info

aiml.digital

lima.eu

mail.com.pk

mail.hl.cn

mail.nhs.uk

mail.hotmail

almi.com.ua

mail.gov.om

mila.nl

mail.canon

lima.ch

mail.net.hk

lima.rocks

mila.club

mial.jp

mail.as

mali.sk

amil.one

mail.ir

almi.es

mila.ch

mail.net.ru

lami.me

mail.cz

mail.so

mlai.net

lima.jp

ilam.cn

imal.se

mail.ind.in

mail.com.in

mail.noip.us

mail.hippy.jp

alim.ru

almi.be

mail.eating-organic.net

mail.ba.gov.br

mail.com

liam.sk

mail.inf.br

mail.4u.com

almi.dk

imal.no

mali.me

mail.edu.tw

mail.dnsalias.net

ilma.us

mail.pro.br

liam.org.my

lima.se

amil.it

imla.nl

mail.ne.jp

lima.life

mila.cz

lima.tech

mail.co.jp

amli.dev

mail.be

mail.com.vn

mail.how

aiml.in

mial.co

imal.ma

almi.org

aiml.com

mail.in-brb.de

mail.ro

mail.com.hk

DNS History

7 records (1 active, 6 former)

○NSns.biuan.com2015-09-22 → 2016-04-09 · 4 obs

● 2015-09-22 06:37:42
● 2016-04-09 01:04:38
○ 2026-03-28 17:00:38
○ 2026-05-11 18:44:28

○NSns1.biuan.com2015-09-22 → 2016-04-09 · 4 obs

● 2015-09-22 06:37:42
● 2016-04-09 01:04:38
○ 2026-03-28 17:00:38
○ 2026-05-11 18:44:28

○NSns2.biuan.com2015-09-22 → 2016-04-09 · 4 obs

● 2015-09-22 06:37:42
● 2016-04-09 01:04:38
○ 2026-03-28 17:00:38
○ 2026-05-11 18:44:28

○MXmail.biuan.com2015-09-22 → 2016-04-09 · 4 obs

● 2015-09-22 06:37:42
● 2016-04-09 01:04:38
○ 2026-03-28 17:00:38
○ 2026-05-11 18:44:28

○A178.33.37.912015-06-05 → 2016-04-09 · 4 obs

● 2015-06-05 00:05:56
● 2016-04-09 01:04:38
○ 2026-03-28 17:00:38
○ 2026-05-11 18:44:28

●A51.75.23.2232026-03-28 → 2026-05-11 · 3 obs

○ 2016-04-09 01:04:38
● 2026-03-28 17:00:38
● 2026-05-11 18:44:28

○CNAMEbiuan.com2015-06-05 → 2016-04-09 · 4 obs

● 2015-06-05 00:05:56
● 2016-04-09 01:04:38
○ 2026-03-28 17:00:38
○ 2026-05-11 18:44:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net...	-
biuan.com	gail.ns.cloudflare.com, ezra.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.116

NS records: gail.ns.cloudflare.com, ezra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biuan.com (unsigned zone)

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.75.23.223`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.biuan.com points to a single IP address: 51.75.23.223.

Other host names such as gate.biuan.eu, ns2.gate.biuan.eu, ns1.gate.biuan.eu, miab.biuan.eu and biuan.eu share IPs with mail.biuan.com.

mail.biuan.com - robtex.com

mail.biuan.com

biuan.com

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

`mail.biuan.com`

`biuan.com`