cache.cz - dns.ninja

`cache.cz`

DNSSEC	⚠️ Not signed
A	2a02:2b88:1:4::79^{🇨🇿 WEDOS2a02:2b88::/32 Internet, a.s.}
		PTR	`hc1-wd268.wedos.net`
A	46.28.105.130^{🇨🇿 WEDOS46.28.104.0/21 Internet, a.s.}
NS	`ns.wedos.net` ⭐
		A	2600:9000:a419:5a54:19f7:a614:36fd:2825^{🇺🇸 Amazon2600:9000:a400::/43}
			PTR	`ad9dd12915aba1261.dualstack.awsglobalaccelerator.com`
		A	2600:9000:a705:25bb:c632:5e5a:dd9c:1e46^{🇺🇸 Amazon2600:9000:a700::/43}
			PTR	`ad9dd12915aba1261.dualstack.awsglobalaccelerator.com`
		A	75.2.92.86^{🇺🇸 Amazon75.2.80.0/20}
			PTR	`ad9dd12915aba1261.awsglobalaccelerator.com`
		A	99.83.142.9^{🇺🇸 Amazon99.83.128.0/20}
			PTR	`ad9dd12915aba1261.awsglobalaccelerator.com`
NS	`ns.wedos.com`
		A	2a0e:acc0:1::cafe:cafe:cafe^{🇨🇿 WEDOS-GLOBAL2a0e:acc0:1::/48}
			PTR	`ns.wedos.com`
			PTR	`wedos-global-ns-6n17kbh1.wedos.com`
			PTR	`wedos-global-ns-71hgaw0d.wedos.com`
			PTR	`wedos-global-ns-a375snkv.wedos.com`
			PTR	`wedos-global-ns-pog01mcx.wedos.com`
		A	45.138.106.0^{🇨🇿 WEDOS-GLOBAL45.138.106.0/24 WEDOS Global}
			PTR	`ns.wedos.com`
			PTR	`wedos-global-ns-6n17kbh1.wedos.com`
			PTR	`wedos-global-ns-71hgaw0d.wedos.com`
			PTR	`wedos-global-ns-a375snkv.wedos.com`
			PTR	`wedos-global-ns-pog01mcx.wedos.com`
NS	`ns.wedos.cz`
		A	2a0e:acc0:1::caff:caff:cafb^{🇨🇿 WEDOS-GLOBAL2a0e:acc0:1::/48}
			PTR	`ns.wedos.cz`
			PTR	`wedos-global-ns-6n17kbh1.wedos.cz`
			PTR	`wedos-global-ns-71hgaw0d.wedos.cz`
			PTR	`wedos-global-ns-a375snkv.wedos.cz`
			PTR	`wedos-global-ns-pog01mcx.wedos.cz`
			PTR	`ns.wedos.lu`
		A	2a0e:acc0:2::c:1:c1^{🇨🇿 WEDOS-GLOBAL2a0e:acc0:2::/48}
			PTR	`ns.wedos.cz`
			PTR	`wedos-global-ns-6n17kbh1.wedos.cz`
			PTR	`wedos-global-ns-71hgaw0d.wedos.cz`
			PTR	`wedos-global-ns-a375snkv.wedos.cz`
			PTR	`wedos-global-ns-pog01mcx.wedos.cz`
			PTR	`ns.wedos.lu`
		A	45.138.106.1^{🇨🇿 WEDOS-GLOBAL45.138.106.0/24 WEDOS Global}
			PTR	`ns.wedos.cz`
			PTR	`wedos-global-ns-6n17kbh1.wedos.cz`
			PTR	`wedos-global-ns-71hgaw0d.wedos.cz`
			PTR	`wedos-global-ns-a375snkv.wedos.cz`
			PTR	`wedos-global-ns-pog01mcx.wedos.cz`
			PTR	`ns.wedos.lu`
		A	185.8.238.1^{🇨🇿 WEDOS-GLOBAL185.8.238.0/24 WEDOS Global}
			PTR	`ns.wedos.cz`
			PTR	`wedos-global-ns-6n17kbh1.wedos.cz`
			PTR	`wedos-global-ns-71hgaw0d.wedos.cz`
			PTR	`wedos-global-ns-a375snkv.wedos.cz`
			PTR	`wedos-global-ns-pog01mcx.wedos.cz`
			PTR	`ns.wedos.lu`
NS	`ns.wedos.eu`
		A	2a0e:acc0:2::b:1:b1^{🇨🇿 WEDOS-GLOBAL2a0e:acc0:2::/48}
			PTR	`ns.wedos.eu`
			PTR	`wedos-global-ns-6n17kbh1.wedos.eu`
			PTR	`wedos-global-ns-71hgaw0d.wedos.eu`
			PTR	`wedos-global-ns-a375snkv.wedos.eu`
			PTR	`wedos-global-ns-pog01mcx.wedos.eu`
		A	185.8.238.0^{🇨🇿 WEDOS-GLOBAL185.8.238.0/24 WEDOS Global}
			PTR	`ns.wedos.eu`
			PTR	`wedos-global-ns-6n17kbh1.wedos.eu`
			PTR	`wedos-global-ns-71hgaw0d.wedos.eu`
			PTR	`wedos-global-ns-a375snkv.wedos.eu`
			PTR	`wedos-global-ns-pog01mcx.wedos.eu`
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`
MX	`wes1-mx-backup.wedos.net`⁽¹⁰⁾
		A	46.28.106.56^{🇨🇿 WEDOS46.28.104.0/21 Internet, a.s.}
			PTR	`wes1-mx-backup.wedos.net`
SOA	`ns.wedos.net`wedos@wedos.com 2026-07-06 #1

`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=1785449841

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checa.org

DNS History

26 records (9 active, 17 former)

○NSns.gransy.com2015-12-08 → 2015-12-08 · 4 obs

○ 2015-08-27 08:09:40
● 2015-12-08 05:48:38
○ 2016-03-17 09:58:30
○ 2026-07-30 22:18:14

●NSns.wedos.com2026-02-20 → 2026-07-30 · 6 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
● 2026-07-30 22:18:14

●NSns.wedos.cz2026-02-20 → 2026-07-30 · 6 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
● 2026-07-30 22:18:14

●NSns.wedos.eu2026-02-20 → 2026-07-30 · 6 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
● 2026-07-30 22:18:14

●NSns.wedos.net2026-02-20 → 2026-07-30 · 6 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
● 2026-07-30 22:18:14

○NSns1.parkingcrew.net2015-08-27 → 2017-02-19 · 6 obs

● 2015-08-27 08:09:40
○ 2015-12-08 05:48:38
● 2016-03-17 09:58:30
● 2017-02-19 01:18:48
○ 2026-02-20 17:54:36
○ 2026-07-30 22:18:14

○NSns2.gransy.com2015-12-08 → 2015-12-08 · 4 obs

○ 2015-08-27 08:09:40
● 2015-12-08 05:48:38
○ 2016-03-17 09:58:30
○ 2026-07-30 22:18:14

○NSns2.parkingcrew.net2015-08-27 → 2017-02-19 · 6 obs

● 2015-08-27 08:09:40
○ 2015-12-08 05:48:38
● 2016-03-17 09:58:30
● 2017-02-19 01:18:48
○ 2026-02-20 17:54:36
○ 2026-07-30 22:18:14

○NSns3.gransy.com2015-12-08 → 2015-12-08 · 4 obs

○ 2015-08-27 08:09:40
● 2015-12-08 05:48:38
○ 2016-03-17 09:58:30
○ 2026-07-30 22:18:14

○NSns4.gransy.com2015-12-08 → 2015-12-08 · 4 obs

○ 2015-08-27 08:09:40
● 2015-12-08 05:48:38
○ 2016-03-17 09:58:30
○ 2026-07-30 22:18:14

○NSns5.gransy.com2015-12-08 → 2015-12-08 · 4 obs

○ 2015-08-27 08:09:40
● 2015-12-08 05:48:38
○ 2016-03-17 09:58:30
○ 2026-07-30 22:18:14

○MXmail.cache.cz2015-12-08 → 2015-12-08 · 4 obs

○ 2015-08-27 08:09:40
● 2015-12-08 05:48:38
○ 2016-03-17 09:58:30
○ 2026-07-30 22:18:14

○MXmail.h-email.net2015-08-27 → 2017-02-19 · 6 obs

● 2015-08-27 08:09:40
○ 2015-12-08 05:48:38
● 2016-03-17 09:58:30
● 2017-02-19 01:18:48
○ 2026-02-20 17:54:36
○ 2026-07-30 22:18:14

●MXwes1-mx-backup.wedos.net2026-02-20 → 2026-07-30 · 6 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
● 2026-07-30 22:18:14

●MXwes1-mx1.wedos.net2026-02-20 → 2026-07-30 · 6 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
● 2026-07-30 22:18:14

●MXwes1-mx2.wedos.net2026-02-20 → 2026-07-30 · 6 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
● 2026-07-30 22:18:14

○A185.53.177.62015-08-27 → 2015-08-27 · 3 obs

● 2015-08-27 08:09:40
○ 2015-12-08 05:48:38
○ 2026-07-30 22:18:14

○A185.53.179.62017-02-19 → 2017-02-19 · 4 obs

○ 2016-03-17 09:58:30
● 2017-02-19 01:18:48
○ 2026-02-20 17:54:36
○ 2026-07-30 22:18:14

○A2a02:2b88:1:4::1352026-04-25 → 2026-06-08 · 7 obs

○ 2026-03-26 12:19:28
● 2026-04-25 13:40:20
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
○ 2026-07-20 04:42:00
○ 2026-07-30 22:18:14

○A2a02:2b88:1:4::622026-02-20 → 2026-03-26 · 5 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-03-26 12:19:28
○ 2026-04-25 13:40:20
○ 2026-07-30 22:18:14

●A2a02:2b88:1:4::792026-07-20 → 2026-07-30 · 3 obs

○ 2026-06-08 16:30:10
● 2026-07-20 04:42:00
● 2026-07-30 22:18:14

○A46.28.105.1122026-02-20 → 2026-03-26 · 5 obs

○ 2017-02-19 01:18:48
● 2026-02-20 17:54:36
● 2026-03-26 12:19:28
○ 2026-04-25 13:40:20
○ 2026-07-30 22:18:14

●A46.28.105.1302026-07-20 → 2026-07-30 · 3 obs

○ 2026-06-08 16:30:10
● 2026-07-20 04:42:00
● 2026-07-30 22:18:14

○A46.28.106.2392026-04-25 → 2026-06-08 · 7 obs

○ 2026-03-26 12:19:28
● 2026-04-25 13:40:20
● 2026-05-12 23:03:06
○ 2026-06-03 20:36:06
● 2026-06-08 16:30:10
○ 2026-07-20 04:42:00
○ 2026-07-30 22:18:14

○A54.72.9.512016-03-17 → 2016-03-17 · 4 obs

○ 2015-12-08 05:48:38
● 2016-03-17 09:58:30
○ 2017-02-19 01:18:48
○ 2026-07-30 22:18:14

○A77.78.104.32015-12-08 → 2015-12-08 · 4 obs

○ 2015-08-27 08:09:40
● 2015-12-08 05:48:38
○ 2016-03-17 09:58:30
○ 2026-07-30 22:18:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
cache.cz	ns.wedos.net, ns.wedos.com, ns.wedos.cz, ns.wedos.eu	4 records

✅ Authoritative Response

Server:185.8.238.0

NS records: ns.wedos.net, ns.wedos.com, ns.wedos.cz, ns.wedos.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cache.cz (unsigned zone)

⏱️ Timing

Total: 1090ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.28.105.130`
AAAA	1	`2a02:2b88:1:4::79`
NS	4	`ns.wedos.com, ns.wedos.net...`
MX	3	`wes1-mx1.wedos.net (pri: 1), wes1-mx2.wedos.net (pri: 1)...`
SOA	1	`ns.wedos.net wedos.wedos.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns.wedos.cz, ns.wedos.cz, ns.wedos.cz...)

Analysis

IP Addresses

cache.cz points to the IP addresses 46.28.105.130 and 2a02:2b88:1:4::79

Additional host names — tommyczech.cz, djmirek.cz, kastroly.cz and two others — share IP numbers with cache.cz.

Name Servers

cache.cz has four authoritative name servers: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.

The name servers of cache.cz overlap at least partially with those of other domains — among them janburian.cz, agida.cz, jsmith.cz and two more.

Host names resolving to four IP addresses:

ns.wedos.cz resolves to 45.138.106.1, 185.8.238.1, 2a0e:acc0:1::caff:caff:cafb and 2a0e:acc0:2::c:1:c1.

ns.wedos.net resolves to 75.2.92.86, 99.83.142.9, 2600:9000:a419:5a54:19f7:a614:36fd:2825 and 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46.

Host names with two IP numbers:

The A records for ns.wedos.com return 45.138.106.0 and 2a0e:acc0:1::cafe:cafe:cafe.

The A records for ns.wedos.eu return 185.8.238.0 and 2a0e:acc0:2::b:1:b1.

Mail Servers

Mail for cache.cz is routed through three mail servers — wes1-mx-backup.wedos.net, wes1-mx1.wedos.net and wes1-mx2.wedos.net.

cache.cz shares mail servers — at least in part — with other domains, including lboule.com, tmu.cz, vgb.cz and two others.

wes1-mx-backup.wedos.net has IP address 46.28.106.56, wes1-mx1.wedos.net has IP address 46.28.106.11 and wes1-mx2.wedos.net has IP address 46.28.106.12 — one address each.