`mx.ystc.fr`

DNSSEC	⚠️ Not signed
A	163.5.107.4^{🇫🇷 Shiftek-Hosting163.5.107.0/24}
		PTR	`mx.ystc.fr`

`ystc.fr`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2934^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:a0ac^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.52^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.172^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`irma.ns.cloudflare.com` ⭐
NS	`reese.ns.cloudflare.com`
MX	`mx.ystc.fr` ⭐
TXT	`google-site-verification=fji0ruCm2mM_jQYK2Cq1Ye3x_hnDDSQCLjTU5TxBF10`
TXT	`v=spf1 mx ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.52, 172.67.160.172
		IPv6 hints	2606:4700:3030::6815:2934, 2606:4700:3032::ac43:a0ac
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com
SOA	`irma.ns.cloudflare.com`dns@cloudflare.com serial=2403746066

PTR for

4.107.5.163.in-addr.arpa

MX for

ystc.fr

axotarium.com

youss.dev

Same first word

mx.dyndns.org

mx.sh

mx.ax

mx.lv

mx.abbott

mx.or.at

mx.cn

mx.servebbs.org

mx.microsoft

mx.ph

mx.myftp.biz

mx.com.tr

mx.be

mx.guru

mx.selfip.com

mx.co

mx.ro

mx.com.kz

mx.ru.net

mx.firewall-gateway.de

mx.mayfirst.org

mx.principe.st

mx.ag

mx.ee

mx.net.ru

mx.fi

mx.cz

mx.co.kr

mx.net

mx.box

mx.homelinux.com

mx.dnsalias.com

mx.se

mx.srv.br

mx.si

mx.de

mx.org.ua

mx.nl

mx.com

mx.co.ua

mx.al

mx

mx.org

mx.net.au

mx.sb

mx.sub.jp

mx.nf

mx.kg

mx.fm

mx.dk

mx.mil.lv

mx.is

mx.ac.cn

mx.uz

mx.mt

mx.lt

mx.co.at

mx.ua

mx.csb.app

mx.au

mx.go.gov.br

mx.com.mx

mx.dev

mx.od.ua

mx.su

mx.com.au

mx.123hjemmeside.no

mx.cl

mx.by

mx.bplaced.net

mx.uy

mx.dyndns-mail.com

mx.io

mx.co.ke

mx.vg

mx.gp

mx.cloudaccess.net

mx.global.prod.fastly.net

mx.email

mx.com.pt

mx.ru

mx.services

mx.pl

mx.ht

mx.uk

mx.no

mx.cloud.nospamproxy.com

mx.agency

mx.rs

mx.vc

mx.cloudflare.net

mx.ws

mx.plus

mx.zone

mx.co.za

mx.tours

mx.s3.amazonaws.com

mx.com.tw

mx.vu

mx.biz

mx.network

mx.se.gov.br

mx.gy

mx.pe

mx.realm.cz

mx.tn

mx.mk

mx.exchange

mx.kh.ua

mx.md

mx.to

mx.cm

mx.graphics

mx.cx

mx.support

mx.myftp.org

mx.duckdns.org

mx.kinghost.net

mx.gouv.ci

mx.money

mx.kasserver.com

mx.com.ar

mx.sytes.net

mx.center

mx.withyoutube.com

mx.mba

mx.co.uk

mx.s3-website-eu-west-1.amazonaws.com

mx.s3-website-us-east-1.amazonaws.com

mx.design

mx.s3-website-us-west-1.amazonaws.com

mx.msk.ru

mx.scrapping.cc

mx.tv

mx.casino

mx.ma

Similar names

xm.kiev.ua

xm.js.cn

xm.cc

xm.by

xm.world

xm.lt

xm.com.ua

xm.ru

xm.de

xm.cl

xm.sk

xm.se

xm.hu

xm.com.co

xm.africa

xm.fi

xm.is

xm.am

xm.money

xm.be

xm.cz

xm.hk.cn

xm.fj.cn

xm.pl

xm.vn.ua

xm.house

xm.mk

xm.com

DNS History

1 record (1 active, 0 former)

●A163.5.107.42026-03-30 → 2026-05-10 · 2 obs

● 2026-03-30 17:43:16
● 2026-05-10 18:33:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fr	f.ext.nic.fr, d.nic.fr, g.ext.nic.fr	-
ystc.fr	reese.ns.cloudflare.com, irma.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.166

NS records: reese.ns.cloudflare.com, irma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ystc.fr (unsigned zone)

⏱️ Timing

Total: 565ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`163.5.107.4`

Analysis

Mail Server Role

mx.ystc.fr serves as the mail server for ystc.fr, axotarium.com and youss.dev.

IP Addresses

mx.ystc.fr resolves to one IP number: 163.5.107.4.

mx.ystc.fr - robtex.com

mx.ystc.fr

ystc.fr