`serialovenebe.cz`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:cfa0^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:5d56^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.93.86^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.207.160^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`candy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`candy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`candy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`candy.ns.cloudflare.com`
		A	108.162.192.79^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`candy.ns.cloudflare.com`
		A	172.64.32.79^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`candy.ns.cloudflare.com`
		A	173.245.58.79^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`candy.ns.cloudflare.com`
NS	`moura.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cd9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`moura.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`moura.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`moura.ns.cloudflare.com`
		A	108.162.195.217^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`moura.ns.cloudflare.com`
		A	162.159.44.217^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`moura.ns.cloudflare.com`
		A	172.64.35.217^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`moura.ns.cloudflare.com`
MX	`mx10.websupport.cz` ⭐
		A	2a00:4b40:aaaa:2101:45:13:137:103^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`mx10.websupport.cz`
		A	45.13.137.103^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`m1-u5-mx.websupport.cz`
MX	`mx20.websupport.cz`⁽¹⁰⁰⁾
		A	2a00:4b40:aaaa:2101:45:13:137:104^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`mx20.websupport.cz`
		A	45.13.137.104^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`m1-u6-mx.websupport.cz`
TXT	`spf2.0/pra a mx include:_sid.m1.websupport.sk ?all`
TXT	`v=spf1 a mx include:_spf.m1.websupport.sk ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.93.86, 172.67.207.160
		IPv6 hints	2606:4700:3031::ac43:cfa0, 2606:4700:3033::6815:5d56
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=124, name=cloudflare-ech.com
SOA	`candy.ns.cloudflare.com`dns@cloudflare.com serial=2406827313

`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=1785572240

Same first word

serialovenebe.cz

DNS History

27 records (8 active, 19 former)

●NScandy.ns.cloudflare.com2026-07-04 → 2026-08-01 · 3 obs

○ 2026-03-30 00:25:20
● 2026-07-04 13:40:50
● 2026-08-01 09:06:16

●NSmoura.ns.cloudflare.com2026-07-04 → 2026-08-01 · 3 obs

○ 2026-03-30 00:25:20
● 2026-07-04 13:40:50
● 2026-08-01 09:06:16

○NSns.wedos.com2015-08-10 → 2020-01-07 · 4 obs

● 2015-08-10 16:04:22
● 2020-01-07 06:50:00
○ 2026-03-30 00:25:20
○ 2026-08-01 09:06:16

○NSns.wedos.cz2015-08-10 → 2020-01-07 · 4 obs

● 2015-08-10 16:04:22
● 2020-01-07 06:50:00
○ 2026-03-30 00:25:20
○ 2026-08-01 09:06:16

○NSns.wedos.eu2015-08-10 → 2020-01-07 · 4 obs

● 2015-08-10 16:04:22
● 2020-01-07 06:50:00
○ 2026-03-30 00:25:20
○ 2026-08-01 09:06:16

○NSns.wedos.net2015-08-10 → 2020-01-07 · 4 obs

● 2015-08-10 16:04:22
● 2020-01-07 06:50:00
○ 2026-03-30 00:25:20
○ 2026-08-01 09:06:16

○NSns1.websupport.cz2026-03-30 → 2026-03-30 · 4 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
○ 2026-07-04 13:40:50
○ 2026-08-01 09:06:16

○NSns1.websupport.sk2026-03-30 → 2026-03-30 · 4 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
○ 2026-07-04 13:40:50
○ 2026-08-01 09:06:16

○NSns2.websupport.cz2026-03-30 → 2026-03-30 · 4 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
○ 2026-07-04 13:40:50
○ 2026-08-01 09:06:16

○NSns2.websupport.sk2026-03-30 → 2026-03-30 · 4 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
○ 2026-07-04 13:40:50
○ 2026-08-01 09:06:16

○NSns3.websupport.eu2026-03-30 → 2026-03-30 · 4 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
○ 2026-07-04 13:40:50
○ 2026-08-01 09:06:16

○NSns3.websupport.sk2026-03-30 → 2026-03-30 · 4 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
○ 2026-07-04 13:40:50
○ 2026-08-01 09:06:16

○MXmail1.wedos.net2015-08-10 → 2016-05-01 · 4 obs

● 2015-08-10 16:04:22
● 2016-05-01 00:41:58
○ 2017-02-01 03:58:54
○ 2026-08-01 09:06:16

○MXmailbackup.wedos.net2015-08-10 → 2016-05-01 · 4 obs

● 2015-08-10 16:04:22
● 2016-05-01 00:41:58
○ 2017-02-01 03:58:54
○ 2026-08-01 09:06:16

●MXmx10.websupport.cz2026-03-30 → 2026-08-01 · 3 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
● 2026-08-01 09:06:16

●MXmx20.websupport.cz2026-03-30 → 2026-08-01 · 3 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
● 2026-08-01 09:06:16

○MXwes1-mx1.wedos.net2017-02-01 → 2020-01-07 · 5 obs

○ 2016-05-01 00:41:58
● 2017-02-01 03:58:54
● 2020-01-07 06:50:00
○ 2026-03-30 00:25:20
○ 2026-08-01 09:06:16

○MXwes1-mx2.wedos.net2017-02-01 → 2020-01-07 · 5 obs

○ 2016-05-01 00:41:58
● 2017-02-01 03:58:54
● 2020-01-07 06:50:00
○ 2026-03-30 00:25:20
○ 2026-08-01 09:06:16

●A104.21.93.862026-07-04 → 2026-08-01 · 3 obs

○ 2026-03-30 00:25:20
● 2026-07-04 13:40:50
● 2026-08-01 09:06:16

●A172.67.207.1602026-07-04 → 2026-08-01 · 3 obs

○ 2026-03-30 00:25:20
● 2026-07-04 13:40:50
● 2026-08-01 09:06:16

●A2606:4700:3031::ac43:cfa02026-07-04 → 2026-08-01 · 3 obs

○ 2026-03-30 00:25:20
● 2026-07-04 13:40:50
● 2026-08-01 09:06:16

●A2606:4700:3033::6815:5d562026-07-04 → 2026-08-01 · 3 obs

○ 2026-03-30 00:25:20
● 2026-07-04 13:40:50
● 2026-08-01 09:06:16

○A2a00:4b40:aaaa:2005::62026-03-30 → 2026-03-30 · 4 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
○ 2026-07-04 13:40:50
○ 2026-08-01 09:06:16

○A2a02:2b88:1:4::a12017-02-01 → 2020-01-07 · 5 obs

○ 2016-05-01 00:41:58
● 2017-02-01 03:58:54
● 2020-01-07 06:50:00
○ 2026-03-30 00:25:20
○ 2026-08-01 09:06:16

○A37.9.175.1632026-03-30 → 2026-03-30 · 4 obs

○ 2020-01-07 06:50:00
● 2026-03-30 00:25:20
○ 2026-07-04 13:40:50
○ 2026-08-01 09:06:16

○A46.28.105.22015-08-10 → 2016-05-01 · 4 obs

● 2015-08-10 16:04:22
● 2016-05-01 00:41:58
○ 2017-02-01 03:58:54
○ 2026-08-01 09:06:16

○A46.28.106.422017-02-01 → 2020-01-07 · 5 obs

○ 2016-05-01 00:41:58
● 2017-02-01 03:58:54
● 2020-01-07 06:50:00
○ 2026-03-30 00:25:20
○ 2026-08-01 09:06:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz	-
serialovenebe.cz	candy.ns.cloudflare.com, moura.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.79

NS records: candy.ns.cloudflare.com, moura.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for serialovenebe.cz (unsigned zone)

⏱️ Timing

Total: 887ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.93.86, 172.67.207.160`
AAAA	2	`2606:4700:3031::ac43:cfa0, 2606:4700:3033::6815:5d56`
NS	2	`candy.ns.cloudflare.com, moura.ns.cloudflare.com`
MX	2	`mx10.websupport.cz (pri: 10), mx20.websupport.cz (pri: 100)`
TXT	2	`spf2.0/pra a mx include:_sid.m1.websuppo, v=spf1 a mx include:_spf.m1.websupport.s`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`candy.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

serialovenebe.cz points to the four IP addresses 104.21.93.86, 172.67.207.160, 2606:4700:3031::ac43:cfa0 and 2606:4700:3033::6815:5d56.

Two other host names, along with edge.eduvation.edu.lb, moreradio.org and savemyvision.com, also share IP numbers with serialovenebe.cz.

Name Servers

serialovenebe.cz uses two name servers for its delegation: candy.ns.cloudflare.com and moura.ns.cloudflare.com.

serialovenebe.cz shares its NS records with other domains, for example immobiliers-diagnostics.com, molicdn2.site, tactitools.com and two others.

At least some of serialovenebe.cz's name servers are shared with other domains, for example nowasyrena.pl, bts88-1.online, dierenlot.be and two more.

These name servers are often deployed together with the name servers becky.ns.cloudflare.com, donna.ns.cloudflare.com, henry.ns.cloudflare.com and julio.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname candy.ns.cloudflare.com directs to 108.162.192.79, 172.64.32.79 and 173.245.58.79 along with 3 other IP addresses.

Hostname moura.ns.cloudflare.com directs to 108.162.195.217, 162.159.44.217 and 172.64.35.217 along with 3 other IP addresses.

Mail Servers

serialovenebe.cz is served by two mail servers, mx10.websupport.cz and mx20.websupport.cz.

Among the domains sharing a mail server setup with serialovenebe.cz are karoil.cz, trickstudio.cz, system4u.biz and two others.

serialovenebe.cz overlaps on mail servers with certain other domains, erce.cz among them.

The two host names mx10.websupport.cz and mx20.websupport.cz each have a pair of IP addresses: mx10.websupport.cz has 45.13.137.103 and 2a00:4b40:aaaa:2101:45:13:137:103, and mx20.websupport.cz has 45.13.137.104 and 2a00:4b40:aaaa:2101:45:13:137:104.

serialovenebe.cz - robtex.com