`mail.ferdack.cz`

CNAME	`ferdack.cz`
DNSSEC	🔒 Signed (DS record present)
A	89.221.213.106^{🇨🇿 WEDOS89.221.208.0/20 Internet, a.s.}
		PTR	`wmsc1-hp4-89-221-213-106.wedos.net`
NS	`ns2.gransy.com` ⭐
		A	2001:19f0:6801:474:5400:1ff:fec5:8efb^{🇫🇷 AS-VULTR2001:19f0:6800::/38 Vultr Assigned Prefix}
		A	2001:19f0:7401:81e0:5400:1ff:fec5:8ef6^{🇬🇧 AS-VULTR2001:19f0:7400::/38 Vultr Assigned Prefix}
		A	95.179.192.121^{🇬🇧 AS-VULTR95.179.192.0/20 Vultr Assigned Prefix}
			PTR	`95.179.192.121.vultrusercontent.com`
		A	217.16.185.221^{🇨🇿 VSHOSTING217.16.176.0/20 III.}
			PTR	`ns2.gransy.com`
		A	217.69.4.49^{🇫🇷 AS-VULTR217.69.0.0/20 Vultr Assigned Prefix}
			PTR	`217.69.4.49.vultrusercontent.com`
NS	`ns.gransy.com`
		A	2001:19f0:5001:1caf:5400:1ff:fec5:8d50^{🇳🇱 AS-VULTR2001:19f0:5000::/38 Vultr Assigned Prefix}
		A	45.76.90.43^{🇩🇪 AS-VULTR45.76.80.0/20 Vultr Assigned Prefix}
			PTR	`45.76.90.43.vultrusercontent.com`
		A	77.78.104.149^{🇨🇿 CASABLANCA-AS77.78.96.0/20 Casablanca INT}
			PTR	`ns.gransy.com`
		A	95.179.136.180^{🇳🇱 AS-VULTR95.179.128.0/20 Vultr Assigned Prefix}
			PTR	`95.179.136.180.vultrusercontent.com`
NS	`ns3.gransy.com`
		A	2a02:750:7::2e7^{🇸🇪 GLESYS2a02:750::/29}
			PTR	`2a02-750-7--2e7-static.glesys.net`
		A	2a02:750:8::32^{🇳🇱 GLESYS2a02:750:8::/48 GleSYS AB}
			PTR	`2a02-750-8--32-static.glesys.net`
		A	46.21.100.103^{🇳🇱 GLESYS46.21.100.0/24 GleSYS AB}
			PTR	`46-21-100-103-static.glesys.net`
		A	77.78.126.35^{🇨🇿 CASABLANCA-AS77.78.124.0/22 Casablanca INT}
		A	109.74.7.71^{🇸🇪 GLESYS109.74.0.0/20}
			PTR	`109-74-7-71-static.glesys.net`
NS	`ns4.gransy.com`
		A	2001:19f0:5401:69b:5400:1ff:fec5:8f3f^{🇺🇸 AS-VULTR2001:19f0:5400::/38 Vultr Assigned Prefix}
		A	2a00:1a28:2010:1::89^{🇳🇴 GLESYS2a00:1a28::/32 Portlane Network}
			PTR	`2a00-1a28-2010-1--89-static.glesys.net`
		A	66.42.94.136^{🇺🇸 AS-VULTR66.42.80.0/20 Vultr Assigned Prefix}
			PTR	`66.42.94.136.vultrusercontent.com`
		A	80.67.7.209^{🇳🇴 GLESYS80.67.0.0/20 Glesys Network}
			PTR	`80-67-7-209-static.glesys.net`
NS	`ns5.gransy.com`
		A	2a02:750:5::538^{🇸🇪 GLESYS2a02:750::/29}
			PTR	`2a02-750-5--538-static.glesys.net`
		A	31.192.227.223^{🇸🇪 GLESYS31.192.224.0/21}
			PTR	`31-192-227-223-static.glesys.net`
MX	`wes1-mx1.wedos.net` ⭐
		A	46.28.106.11^{🇨🇿 WEDOS46.28.104.0/21 Internet, a.s.}
			PTR	`wes1-mx1.wedos.net`
MX	`wes1-mx2.wedos.net` ⭐
		A	46.28.106.12^{🇨🇿 WEDOS46.28.104.0/21 Internet, a.s.}
			PTR	`wes1-mx2.wedos.net`
SOA	`ns.gransy.com`root@gransy.com serial=2783281768

`ferdack.cz`

	DNSSEC	🔒 Signed (DS record present)
	A	89.221.213.106^{🇨🇿 WEDOS89.221.208.0/20 Internet, a.s.}
	NS	`ns2.gransy.com` ⭐
	NS	`ns.gransy.com`
	NS	`ns3.gransy.com`
	NS	`ns4.gransy.com`
	NS	`ns5.gransy.com`
	MX	`wes1-mx1.wedos.net` ⭐
	MX	`wes1-mx2.wedos.net` ⭐
	SOA	`ns.gransy.com`root@gransy.com serial=2783281768

Previously MX for

ferdack.cz

Same first word

mail.com.cn

mail.cab

mail.vn.ua

mail.lat

mail.mg.gov.br

mail.kiev.ua

mail.mydns.tw

mail.report

mail.fail

mail.gov.ee

mail.blogspot.com

mail.gob.bo

mail.dnsfor.me

mail.dix.asia

mail.gov.nr

mail.sg

mail.eu.com

mail.camp

mail.nic.za

mail.pink

mail.vg

mail.guide

mail.chips.jp

mail.info

mail.simplesite.com

mail.gw

mail.tv

mail.jellybean.jp

mail.eg

mail.chu.jp

mail.gouv.sn

mail.gov.la

mail.sub.jp

mail.co.ro

mail.bielsko.pl

mail.com.sg

mail.kikirara.jp

mail.mydns.jp

mail.hr

mail.gov.tn

mail.pb.gov.br

mail.oops.jp

mail.eu

mail.(0x7075737379)cat.jp

mail.tm

mail.boo.jp

mail.co.za

mail.zp.ua

mail.ac.me

mail.info.at

mail.nis.za

mail.ltda

mail.mysecuritycamera.org

mail.gov.ua

mail.net.ua

mail.com.au

mail.cat

mail.vin

mail.stripper.jp

mail.tg

mail.ciao.jp

mail.gov.vc

mail.realm.cz

mail.vu

mail.trading

mail.center

mail.fi

mail.kg

mail.mayfirst.org

mail.systems

mail.itigo.jp

mail.cl

mail.vc

mail.babymilk.jp

mail.gov.by

mail.chat

mail.camera

mail.fastvps.host

mail.style

mail.altervista.org

mail.monster

mail.awsapps.com

mail.biz

mail.gov.lv

mail.jetzt

mail.kh.ua

mail.ru

mail.myeffect.net

mail.myshopify.com

mail.123hjemmeside.dk

mail.ml

mail.fo

mail.expert

mail.mil.tm

mail.team

mail.com.ru

mail.tn

mail.serveftp.com

mail.by

mail.peewee.jp

mail.virtualuser.de

mail.charity

mail.exchange

mail.live

mail.lk3.ru

mail.capital

mail.ap.gov.br

mail.dp.ua

mail.myjino.ru

mail.space

mail.net.ph

mail.rr.gov.br

mail.read-books.org

mail.ilovecollege.info

mail.gmx

mail.info.pl

mail.community

mail.cleaning

mail.bh

mail.site

mail.select

mail.email

mail.blue

mail.st

mail.tools

mail.sy

mail.li

mail.rw

mail.vision

mail.sk

mail.at

mail.surf

mail.gov.ge

mail.dating

mail.travel

mail.td

mail.nr

mail.nrw

mail.xyz

mail.loginto.me

mail.bio

mail.dk

mail.main.jp

mail.graphics

mail.lc

mail.city

mail.yt

mail.watch

mail.lomo.jp

mail.lu

mail.tel

mail.ws

mail.holiday

mail.zombie.jp

mail.ma

mail.mr

mail.gov.af

mail.hashbang.sh

mail.mil.ru

mail.schwarz

mail.co.uk

mail.net.mk

mail.rj.gov.br

mail.freedesktop.org

mail.direct

mail.yandex

mail.sh.cn

mail.vacations

mail.my

Similar names

mail.com.pe

lima.fr

liam.fr

mila.tv

mail.marketing

mail.velvet.jp

mail.fage

amil.info

mail.coach

aiml.solutions

imal.rs

mail.abbott

mail.weir

mail.wroclaw.pl

amli.de

mail.et

mail.za.net

mail.bz

ilam.it

mail.fakefur.jp

mail.sb

aiml.ca

mail.ht

ilam.org.uk

mail.ax

mail.spdns.eu

mali.com.tr

mail.collegefan.org

lima.pro

liam.agency

lima.de

mial.cl

liam.pe.kr

mali.tv

amil.kz

aiml.co

ilma.nl

lima.kr

lmia.ma

ilam.net

alim.co

lima.media

amil.io

mila.it

mila.email

lami.dk

laim.xyz

amli.org

lima.biz

aiml.org

lima.me

mila.info

ilma.it

mila.su

mali.com.mx

lima.company

mali.org

lami.com.tr

lima.sk

ilma.at

amil.com

ilma.org.in

amil.eu

alim.info

lima.com

DNS History

2 records (1 active, 1 former)

○A93.185.104.52015-07-06 → 2016-04-15 · 4 obs

● 2015-07-06 02:53:24
● 2016-04-15 08:25:28
○ 2026-08-10 16:11:32
○ 2026-08-10 16:11:34

●CNAMEferdack.cz2026-08-10 → 2026-08-10 · 2 obs

● 2026-08-10 16:11:32
● 2026-08-10 16:11:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	8 records
ferdack.cz	ns.gransy.com, ns2.gransy.com, ns3.gransy.com, ns4.gransy.com...	-

✅ Authoritative Response

Server:66.42.94.136

NS records: ns.gransy.com, ns2.gransy.com, ns3.gransy.com, ns4.gransy.com, ns5.gransy.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2288ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`ferdack.cz`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz...)

Analysis

IP Addresses

mail.ferdack.cz resolves to one IP address: 89.221.213.106.

xchess.com, travnikhned.cz, wmsc1-hp4-89-221-213-106.wedos.net and two other host names share IP numbers with mail.ferdack.cz.

Name Servers

mail.ferdack.cz has five name servers, which are ns2.gransy.com, ns3.gransy.com, ns4.gransy.com and two others.

mail.ferdack.cz shares at least some of its name servers with other domains, including marze.cz, vangansewinkel.cz, sluzby-gdpr.cz and two others.

It is common to find these name servers alongside the name servers ns5.gransy.com, ns.gransy.com, ns.internetserver.cz and two others.

Hostnames pointing to five IP numbers:

ns2.gransy.com resolves to four IP addresses: 95.179.192.121, 217.16.185.221, 217.69.4.49 and two others.

ns3.gransy.com resolves to four IP addresses: 46.21.100.103, 77.78.126.35, 109.74.7.71 and two others.

Hosts that point to four IP numbers:

ns4.gransy.com points to 66.42.94.136, 80.67.7.209, 2001:19f0:5401:69b:5400:1ff:fec5:8f3f and 2a00:1a28:2010:1::89.

ns.gransy.com points to 45.76.90.43, 77.78.104.149, 95.179.136.180 and 2001:19f0:5001:1caf:5400:1ff:fec5:8d50.

Hostnames that resolve to two IP addresses:

ns5.gransy.com directs traffic to 31.192.227.223 and 2a02:750:5::538.

Mail Servers

Mail for mail.ferdack.cz is handled by two mail servers — wes1-mx1.wedos.net and wes1-mx2.wedos.net.

mail.ferdack.cz uses an identical mail server configuration to several other domains — among them sportmedic.cz, sskslany.eu, makam.cz and two more.

mail.ferdack.cz has at least partial mail server overlap with other domains such as rs-sports.cz, ekl.cz, studioartist.cz and two more.

This set of mail servers commonly appears together with the mail servers wes1-mx-backup.wedos.net.

wes1-mx1.wedos.net and wes1-mx2.wedos.net each resolve to one IP number: wes1-mx1.wedos.net points to 46.28.106.11 and wes1-mx2.wedos.net points to 46.28.106.12.

mail.ferdack.cz - robtex.com

mail.ferdack.cz

ferdack.cz