`lfx.cz`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:7a5^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:8257^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.165^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.87^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carlos.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c70^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carlos.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c370^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carlos.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2370^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carlos.ns.cloudflare.com`
		A	108.162.195.112^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carlos.ns.cloudflare.com`
		A	162.159.44.112^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carlos.ns.cloudflare.com`
		A	172.64.35.112^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carlos.ns.cloudflare.com`
NS	`melina.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melina.ns.cloudflare.com`
		A	108.162.194.184^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melina.ns.cloudflare.com`
		A	162.159.38.184^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melina.ns.cloudflare.com`
		A	172.64.34.184^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melina.ns.cloudflare.com`
MX	`2fe2a3f227bfb064.mx2.emailprofi.seznam.cz` ⭐
		A	2a02:598:2::1146^{🇨🇿 SEZNAM-CZ2a02:598:2::/48}
			PTR	`wildcard.mx2.emailprofi.seznam.cz`
		A	77.75.77.146^{🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III}
			PTR	`wildcard.mx2.emailprofi.seznam.cz`
MX	`2fe2a3f227bfb064.mx1.emailprofi.seznam.cz`⁽²⁰⁾
		A	2a02:598:2::1056^{🇨🇿 SEZNAM-CZ2a02:598:2::/48}
			PTR	`wildcard.mx1.emailprofi.seznam.cz`
		A	77.75.77.56^{🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III}
			PTR	`wildcard.mx1.emailprofi.seznam.cz`
TXT	`v=spf1 include:spf.seznam.cz include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.165, 172.67.130.87
		IPv6 hints	2606:4700:3035::6815:7a5, 2606:4700:3035::ac43:8257
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=140, name=cloudflare-ech.com
SOA	`carlos.ns.cloudflare.com`dns@cloudflare.com serial=2410189515

`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=1784720842

Same first word

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Similar names

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flx.zone

DNS History

18 records (8 active, 10 former)

●NScarlos.ns.cloudflare.com2026-06-13 → 2026-07-22 · 3 obs

○ 2021-01-03 04:51:32
● 2026-06-13 08:32:26
● 2026-07-22 12:14:26

●NSmelina.ns.cloudflare.com2026-06-13 → 2026-07-22 · 3 obs

○ 2021-01-03 04:51:32
● 2026-06-13 08:32:26
● 2026-07-22 12:14:26

○NSns.wedos.com2015-08-20 → 2021-01-03 · 5 obs

○ 2008-03-28 05:12:16
● 2015-08-20 07:40:04
● 2021-01-03 04:51:32
○ 2026-06-13 08:32:26
○ 2026-07-22 12:14:26

○NSns.wedos.cz2015-08-20 → 2021-01-03 · 5 obs

○ 2008-03-28 05:12:16
● 2015-08-20 07:40:04
● 2021-01-03 04:51:32
○ 2026-06-13 08:32:26
○ 2026-07-22 12:14:26

○NSns.wedos.eu2015-08-20 → 2021-01-03 · 5 obs

○ 2008-03-28 05:12:16
● 2015-08-20 07:40:04
● 2021-01-03 04:51:32
○ 2026-06-13 08:32:26
○ 2026-07-22 12:14:26

○NSns.wedos.net2015-08-20 → 2021-01-03 · 5 obs

○ 2008-03-28 05:12:16
● 2015-08-20 07:40:04
● 2021-01-03 04:51:32
○ 2026-06-13 08:32:26
○ 2026-07-22 12:14:26

●MX2fe2a3f227bfb064.mx1.emailprofi.seznam.cz2026-06-13 → 2026-07-22 · 3 obs

○ 2021-01-03 04:51:32
● 2026-06-13 08:32:26
● 2026-07-22 12:14:26

●MX2fe2a3f227bfb064.mx2.emailprofi.seznam.cz2026-06-13 → 2026-07-22 · 3 obs

○ 2021-01-03 04:51:32
● 2026-06-13 08:32:26
● 2026-07-22 12:14:26

○MXmx-78397.m97.wedos.net2015-08-20 → 2015-08-20 · 4 obs

○ 2008-03-28 05:12:16
● 2015-08-20 07:40:04
○ 2015-10-20 19:44:58
○ 2026-07-22 12:14:26

○MXwes1-mx1.wedos.net2015-10-20 → 2021-01-03 · 5 obs

○ 2008-03-28 05:12:16
● 2015-10-20 19:44:58
● 2021-01-03 04:51:32
○ 2026-06-13 08:32:26
○ 2026-07-22 12:14:26

○MXwes1-mx2.wedos.net2015-10-20 → 2021-01-03 · 5 obs

○ 2008-03-28 05:12:16
● 2015-10-20 19:44:58
● 2021-01-03 04:51:32
○ 2026-06-13 08:32:26
○ 2026-07-22 12:14:26

●A104.21.7.1652026-06-13 → 2026-07-22 · 3 obs

○ 2021-01-03 04:51:32
● 2026-06-13 08:32:26
● 2026-07-22 12:14:26

●A172.67.130.872026-06-13 → 2026-07-22 · 3 obs

○ 2021-01-03 04:51:32
● 2026-06-13 08:32:26
● 2026-07-22 12:14:26

○A2606:4700:3034::6815:7a52026-06-13 → 2026-06-13 · 4 obs

○ 2021-01-03 04:51:32
● 2026-06-13 08:32:26
○ 2026-07-08 07:48:12
○ 2026-07-22 12:14:26

●A2606:4700:3035::6815:7a52026-07-08 → 2026-07-22 · 3 obs

○ 2026-06-13 08:32:26
● 2026-07-08 07:48:12
● 2026-07-22 12:14:26

●A2606:4700:3035::ac43:82572026-06-13 → 2026-07-22 · 3 obs

○ 2021-01-03 04:51:32
● 2026-06-13 08:32:26
● 2026-07-22 12:14:26

○A2a02:2b88:1:4::642015-08-20 → 2021-01-03 · 5 obs

○ 2008-03-28 05:12:16
● 2015-08-20 07:40:04
● 2021-01-03 04:51:32
○ 2026-06-13 08:32:26
○ 2026-07-22 12:14:26

○A46.28.105.1142015-08-20 → 2021-01-03 · 5 obs

○ 2008-03-28 05:12:16
● 2015-08-20 07:40:04
● 2021-01-03 04:51:32
○ 2026-06-13 08:32:26
○ 2026-07-22 12:14:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	d.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz	-
lfx.cz	melina.ns.cloudflare.com, carlos.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.184

NS records: melina.ns.cloudflare.com, carlos.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lfx.cz (unsigned zone)

⏱️ Timing

Total: 493ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.7.165, 172.67.130.87`
AAAA	2	`2606:4700:3035::6815:7a5, 2606:4700:3035::ac43:8257`
NS	2	`carlos.ns.cloudflare.com, melina.ns.cloudflare.com`
MX	2	`2fe2a3f227bfb064.mx2.emailprofi.seznam.c, 2fe2a3f227bfb064.mx1.emailprofi.seznam.c`
TXT	1	`v=spf1 include:spf.seznam.cz include:_sp`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`carlos.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

lfx.cz points to the four IP addresses 104.21.7.165, 172.67.130.87, 2606:4700:3035::6815:7a5 and 2606:4700:3035::ac43:8257.

Additional host names — vertexfuturechain.click, vileslawoffice.com, mognetcentral.com.cdn.cloudflare.net and two others — share IP numbers with lfx.cz.

Name Servers

lfx.cz has two authoritative name servers — carlos.ns.cloudflare.com and melina.ns.cloudflare.com.

lfx.cz shares its name server setup with other domains, including lrsservers.org, alwaysim.com, tiktok-account.shop and two others.

There is at least partial name server overlap between lfx.cz and other domains — hart-vangoud.com, lispa.net, apexbaking.qpon and two more among them.

Host names with 6 IP numbers:

carlos.ns.cloudflare.com points to 108.162.195.112, 162.159.44.112, 172.64.35.112 and 3 other IP addresses.

melina.ns.cloudflare.com points to 108.162.194.184, 162.159.38.184, 172.64.34.184 and 3 other IP addresses.

Mail Servers

lfx.cz has two mail servers: 2fe2a3f227bfb064.mx1.emailprofi.seznam.cz and 2fe2a3f227bfb064.mx2.emailprofi.seznam.cz.

Both 2fe2a3f227bfb064.mx1.emailprofi.seznam.cz and 2fe2a3f227bfb064.mx2.emailprofi.seznam.cz have two IP addresses each. 2fe2a3f227bfb064.mx1.emailprofi.seznam.cz resolves to 77.75.77.56 and 2a02:598:2::1056; 2fe2a3f227bfb064.mx2.emailprofi.seznam.cz resolves to 77.75.77.146 and 2a02:598:2::1146.

lfx.cz - robtex.com

lfx.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

`lfx.cz`

`cz`