`mbtrans.cz`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:a49b^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:51d1^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.209^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.155^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bella.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bella.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bella.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bella.ns.cloudflare.com`
		A	108.162.192.74^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bella.ns.cloudflare.com`
		A	172.64.32.74^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bella.ns.cloudflare.com`
		A	173.245.58.74^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bella.ns.cloudflare.com`
NS	`sri.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sri.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sri.ns.cloudflare.com`
		A	108.162.193.234^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	172.64.33.234^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	173.245.59.234^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
MX	`mx.web4u.cz` ⭐
		A	2001:1568::7012^{🇨🇿 WEB4U2001:1568::/33}
			PTR	`mx.web4u.cz`
		A	81.91.87.12^{🇨🇿 WEB4U81.91.80.0/21}
			PTR	`mx.web4u.cz`
MX	`zalozni.mail-server.cz`⁽²⁰⁾
TXT	`v=spf1 a mx ptr ip4:81.91.83.221 ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.209, 172.67.164.155
		IPv6 hints	2606:4700:3030::ac43:a49b, 2606:4700:3032::6815:51d1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=50, name=cloudflare-ech.com
SOA	`bella.ns.cloudflare.com`dns@cloudflare.com serial=2402359683

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1777171636

Same first word

mbtrans.info

mbtrans.ru

mbtrans.ch

mbtrans.eu

mbtrans.rs

mbtrans.de

mbtrans.cz

mbtrans.com

Similar names

brtnams.lv

bmtrans.com

mbnarts.com

bmtrans.pl

smartbn.ru

transmb.com

bnsmart.com

bmtrans.ca

btransm.com

bmtrans.ru

snbmart.com

smartbn.com

smartnb.com

transbm.ro

nbsmart.com

nbsmart.cn

DNS History

14 records (8 active, 6 former)

●NSbella.ns.cloudflare.com2026-04-22 → 2026-04-26 · 3 obs

○ 2017-03-29 16:19:12
● 2026-04-22 13:13:44
● 2026-04-26 03:13:22

○NSns.web4u.cz2015-06-03 → 2017-03-29 · 5 obs

○ 2009-01-14 00:01:34
● 2015-06-03 02:42:18
● 2017-03-29 16:19:12
○ 2026-04-22 13:13:44
○ 2026-04-26 03:13:22

○NSns1.skynet.cz2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 00:01:34
○ 2015-06-03 02:42:18
○ 2026-04-26 03:13:22

○NSns2.skynet.cz2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 00:01:34
○ 2015-06-03 02:42:18
○ 2026-04-26 03:13:22

○NSns2.web4u.cz2015-06-03 → 2017-03-29 · 5 obs

○ 2009-01-14 00:01:34
● 2015-06-03 02:42:18
● 2017-03-29 16:19:12
○ 2026-04-22 13:13:44
○ 2026-04-26 03:13:22

●NSsri.ns.cloudflare.com2026-04-22 → 2026-04-26 · 3 obs

○ 2017-03-29 16:19:12
● 2026-04-22 13:13:44
● 2026-04-26 03:13:22

○MXmbt.mbtrans.cz2009-01-14 → 2017-03-29 · 4 obs

● 2009-01-14 00:01:34
● 2017-03-29 16:19:12
○ 2026-04-22 13:13:44
○ 2026-04-26 03:13:22

●MXmx.web4u.cz2026-04-22 → 2026-04-26 · 3 obs

○ 2017-03-29 16:19:12
● 2026-04-22 13:13:44
● 2026-04-26 03:13:22

○MXrelay.skynet.cz2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 00:01:34
○ 2015-06-03 02:42:18
○ 2026-04-26 03:13:22

●MXzalozni.mail-server.cz2026-04-22 → 2026-04-26 · 3 obs

○ 2017-03-29 16:19:12
● 2026-04-22 13:13:44
● 2026-04-26 03:13:22

●A104.21.81.2092026-04-22 → 2026-04-26 · 2 obs

● 2026-04-22 13:13:44
● 2026-04-26 03:13:22

●A172.67.164.1552026-04-22 → 2026-04-26 · 2 obs

● 2026-04-22 13:13:44
● 2026-04-26 03:13:22

●A2606:4700:3030::ac43:a49b2026-04-22 → 2026-04-26 · 2 obs

● 2026-04-22 13:13:44
● 2026-04-26 03:13:22

●A2606:4700:3032::6815:51d12026-04-22 → 2026-04-26 · 2 obs

● 2026-04-22 13:13:44
● 2026-04-26 03:13:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
mbtrans.cz	sri.ns.cloudflare.com, bella.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.234

NS records: sri.ns.cloudflare.com, bella.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mbtrans.cz (unsigned zone)

⏱️ Timing

Total: 628ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.81.209, 172.67.164.155`
AAAA	2	`2606:4700:3032::6815:51d1, 2606:4700:3030::ac43:a49b`
NS	2	`bella.ns.cloudflare.com, sri.ns.cloudflare.com`
MX	2	`mx.web4u.cz (pri: 10), zalozni.mail-server.cz (pri: 20)`
TXT	1	`v=spf1 a mx ptr ip4:81.91.83.221 ?all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bella.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

mbtrans.cz points to four IP numbers: 2606:4700:3030::ac43:a49b, 2606:4700:3032::6815:51d1, 104.21.81.209 and 172.67.164.155.

Other host names, for instance modernluckypoint.com, seabreezevacationvillas.com, nutraltherapy.com, sdktyy.com and firanka24.pl share IP numbers with mbtrans.cz.

Name Servers

mbtrans.cz's delegation is to two name servers bella.ns.cloudflare.com and sri.ns.cloudflare.com.

mbtrans.cz shares the same name server configuration as other domains, such as vicampo.ch, communityhealth.in, okvia.net, gambling.pro and split.pro.

mbtrans.cz at least partially shares its name servers with other domains, for instance casino-free-spins.de, cyncesplace.com, rurtaler.com, 134.212.62.in-addr.arpa and h35.tw.

These name servers are commonly used alongside paige.ns.cloudflare.com and dion.ns.cloudflare.com.

Host names with six IP numbers:

bella.ns.cloudflare.com points to: 2606:4700:50::adf5:3a4a, 2803:f800:50::6ca2:c04a, 2a06:98c1:50::ac40:204a, 108.162.192.74, 172.64.32.74 and 173.245.58.74.

sri.ns.cloudflare.com points to: 2606:4700:58::adf5:3bea, 2803:f800:50::6ca2:c1ea, 2a06:98c1:50::ac40:21ea, 108.162.193.234, 172.64.33.234 and 173.245.59.234.

Mail Servers

Two mail servers zalozni.mail-server.cz and mx.web4u.cz handle mbtrans.cz.

mbtrans.cz shares the same mail server setup as other domains, such as denisaadolfova.com and lipovy.cz.

mbtrans.cz shares some mail servers with other domains, including bonora.cz, svatebnidorty.cz, pecappka.cz, netcetera.cz and sdci.cz.

Host names with two IP numbers: mx.web4u.cz points to 2001:1568::7012 and 81.91.87.12.

mbtrans.cz - robtex.com

mbtrans.cz

cz

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`mbtrans.cz`

`cz`