devserv.cz - dns.ninja

`devserv.cz`

DNSSEC	⚠️ Not signed
A	80.250.11.19^{🇨🇿 WIA-AS80.250.0.0/19 WIA s.r.o., Prague, Czech Republic}
		PTR	`main.devserv.cz`
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	`26f1420cc0144a16.mx1.emailprofi.seznam.cz` ⭐
		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`
MX	`26f1420cc0144a16.mx2.emailprofi.seznam.cz`⁽²⁰⁾
		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`
SOA	`ns.wedos.net`wedos@wedos.com 2026-06-05 #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=1785955643

Subdomains

main.devserv.cz

mail.devserv.cz

Same first word

devserv.net

devserv.cz

devserv.xyz

devserv.com

devserv.tools

devserv.de

devserv.in

devserv.co

devserv.info

devserv.ru

Similar names

dvserve.tv

severdv.ru

vdserve.de

servdev.com

severdv.pro

severdv.online

versedv.cyou

DNS History

18 records (7 active, 11 former)

○NScody.ns.cloudflare.com2017-03-16 → 2026-05-15 · 4 obs

● 2017-03-16 17:46:14
● 2026-05-15 06:33:16
○ 2026-07-01 20:41:18
○ 2026-08-05 18:48:56

○NSnelly.ns.cloudflare.com2017-03-16 → 2026-05-15 · 4 obs

● 2017-03-16 17:46:14
● 2026-05-15 06:33:16
○ 2026-07-01 20:41:18
○ 2026-08-05 18:48:56

●NSns.wedos.com2026-07-01 → 2026-08-05 · 3 obs

○ 2026-05-15 06:33:16
● 2026-07-01 20:41:18
● 2026-08-05 18:48:56

●NSns.wedos.cz2026-07-01 → 2026-08-05 · 3 obs

○ 2026-05-15 06:33:16
● 2026-07-01 20:41:18
● 2026-08-05 18:48:56

●NSns.wedos.eu2026-07-01 → 2026-08-05 · 3 obs

○ 2026-05-15 06:33:16
● 2026-07-01 20:41:18
● 2026-08-05 18:48:56

●NSns.wedos.net2026-07-01 → 2026-08-05 · 3 obs

○ 2026-05-15 06:33:16
● 2026-07-01 20:41:18
● 2026-08-05 18:48:56

●MX26f1420cc0144a16.mx1.emailprofi.seznam.cz2026-02-15 → 2026-08-05 · 3 obs

○ 2017-03-16 17:46:14
● 2026-02-15 00:45:34
● 2026-08-05 18:48:56

●MX26f1420cc0144a16.mx2.emailprofi.seznam.cz2026-02-15 → 2026-08-05 · 3 obs

○ 2017-03-16 17:46:14
● 2026-02-15 00:45:34
● 2026-08-05 18:48:56

○MXmail.devserv.cz2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:46:14
○ 2026-02-15 00:45:34
○ 2026-08-05 18:48:56

○A104.21.76.902026-02-15 → 2026-05-15 · 5 obs

○ 2017-03-16 17:46:14
● 2026-02-15 00:45:34
● 2026-05-15 06:33:16
○ 2026-07-01 20:41:18
○ 2026-08-05 18:48:56

○A104.27.148.1402017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:46:14
○ 2026-02-15 00:45:34
○ 2026-08-05 18:48:56

○A104.27.149.1402017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:46:14
○ 2026-02-15 00:45:34
○ 2026-08-05 18:48:56

○A172.67.191.1562026-02-15 → 2026-05-15 · 5 obs

○ 2017-03-16 17:46:14
● 2026-02-15 00:45:34
● 2026-05-15 06:33:16
○ 2026-07-01 20:41:18
○ 2026-08-05 18:48:56

○A2400:cb00:2048:1::681b:948c2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:46:14
○ 2026-02-15 00:45:34
○ 2026-08-05 18:48:56

○A2400:cb00:2048:1::681b:958c2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:46:14
○ 2026-02-15 00:45:34
○ 2026-08-05 18:48:56

○A2606:4700:3032::6815:4c5a2026-02-15 → 2026-05-15 · 5 obs

○ 2017-03-16 17:46:14
● 2026-02-15 00:45:34
● 2026-05-15 06:33:16
○ 2026-07-01 20:41:18
○ 2026-08-05 18:48:56

○A2606:4700:3037::ac43:bf9c2026-02-15 → 2026-05-15 · 5 obs

○ 2017-03-16 17:46:14
● 2026-02-15 00:45:34
● 2026-05-15 06:33:16
○ 2026-07-01 20:41:18
○ 2026-08-05 18:48:56

●A80.250.11.192026-07-01 → 2026-08-05 · 3 obs

○ 2026-05-15 06:33:16
● 2026-07-01 20:41:18
● 2026-08-05 18:48:56

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:45.138.106.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devserv.cz (unsigned zone)

⏱️ Timing

Total: 875ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.250.11.19`
NS	4	`ns.wedos.eu, ns.wedos.com...`
MX	2	`26f1420cc0144a16.mx1.emailprofi.seznam.c, 26f1420cc0144a16.mx2.emailprofi.seznam.c`
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

Hierarchy

main.devserv.cz and mail.devserv.cz each fall under devserv.cz as their parent domain.

IP Addresses

devserv.cz resolves to just one IP address, 80.250.11.19.

devserv.cz shares its IP numbers with other host names, including siteview.cz, main.devserv.cz, mail.siteview.cz and mail.devserv.cz.

Name Servers

The NS records for devserv.cz point to four name servers: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.

At least some of devserv.cz's name servers are shared with other domains, for example dkrestaurace.cz, walkhard.cz, sindat.cz and two more.

Host names that resolve to four IP numbers:

ns.wedos.cz directs 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 directs 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 that have two IP addresses:

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

devserv.cz is served by two mail servers, 26f1420cc0144a16.mx1.emailprofi.seznam.cz and 26f1420cc0144a16.mx2.emailprofi.seznam.cz.

26f1420cc0144a16.mx1.emailprofi.seznam.cz resolves to 77.75.77.56 and 2a02:598:2::1056. Likewise, 26f1420cc0144a16.mx2.emailprofi.seznam.cz resolves to 77.75.77.146 and 2a02:598:2::1146 — two IP addresses apiece.