`webmailing.cz`

DNSSEC	⚠️ Not signed
A	2001:1528:240::b^{🇨🇿 CASABLANCA-AS2001:1528::/32 Casablanca INT v6 network}
		PTR	`locutus.blueboard.cz`
A	217.11.249.138^{🇨🇿 CASABLANCA-AS217.11.248.0/23 Casablanca INT}
NS	`shinzon.blueboard.cz` ⭐
		A	2a00:1ed0:45::b^{🇨🇿 VSHOSTING2a00:1ed0::/32}
			PTR	`shinzon.blueboard.cz`
		A	178.251.187.7^{🇨🇿 VSHOSTING178.251.184.0/21}
			PTR	`shinzon.blueboard.cz`
NS	`jaguar.blueboard.cz` ⚠️ Not in zone NS records
		A	2a00:1ed0:45::c^{🇨🇿 VSHOSTING2a00:1ed0::/32}
			PTR	`jaguar.blueboard.cz`
		A	178.251.187.8^{🇨🇿 VSHOSTING178.251.184.0/21}
			PTR	`jaguar.blueboard.cz`
NS	`ns2.blueboard.cz`
		A	2a01:4f8:13b:8d4::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	195.201.57.122^{🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC}
			PTR	`ns2.blueboard.cz`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c06::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dz-in-f26.1e100.net`
		A	74.125.137.27^{🇺🇸 Google74.125.137.0/24}
			PTR	`dy-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:4013:c1e::1a^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqzs-in-f26.1e100.net`
		A	192.178.213.26^{🇺🇸 Google192.178.213.0/24}
			PTR	`yugrqzs-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:4001:c21::1a^{🇩🇪 Google2a00:1450:4001::/48}
			PTR	`lcfrai-in-f26.1e100.net`
		A	192.178.213.27^{🇺🇸 Google192.178.213.0/24}
			PTR	`yugrqzs-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
SOA	`shinzon.blueboard.cz`hostmaster@blueboard.cz 2012-09-24 #16

`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=1774370856

Same first word

webmailing.it

webmailing.co.uk

webmailing.de

webmailing.at

webmailing.be

webmailing.nl

webmailing.com

webmailing.cz

webmailing.net

webmailing.info

Similar names

mailingweb.com

mailingweb.eu

DNS History

12 records (12 active, 0 former)

●NSjaguar.blueboard.cz2026-03-04 → 2026-03-24 · 3 obs

○ 2015-06-18 23:08:38
● 2026-03-04 05:57:46
● 2026-03-24 17:16:32

●NSns2.blueboard.cz2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●NSshinzon.blueboard.cz2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●MXalt1.aspmx.l.google.com2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●MXalt2.aspmx.l.google.com2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●MXaspmx.l.google.com2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●MXaspmx2.googlemail.com2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●MXaspmx3.googlemail.com2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●MXaspmx4.googlemail.com2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●MXaspmx5.googlemail.com2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●A2001:1528:240::b2015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

●A217.11.249.1382015-06-18 → 2026-03-24 · 2 obs

● 2015-06-18 23:08:38
● 2026-03-24 17:16:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
webmailing.cz	shinzon.blueboard.cz, jaguar.blueboard.cz, ns2.blueboard.cz	3 records

✅ Authoritative Response

Server:195.201.57.122

NS records: shinzon.blueboard.cz, jaguar.blueboard.cz, ns2.blueboard.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webmailing.cz (unsigned zone)

⏱️ Timing

Total: 1106ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.11.249.138`
AAAA	1	`2001:1528:240::b`
NS	2	`shinzon.blueboard.cz, ns2.blueboard.cz`
MX	7	`aspmx2.googlemail.com (pri: 10), aspmx3.googlemail.com (pri: 10)...`
SOA	1	`shinzon.blueboard.cz hostmaster.blueboar`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (shinzon.blueboard.cz, jaguar.blueboard.cz, ns2.blueboard.cz)

Analysis

IP Addresses

webmailing.cz has two IP numbers: 2001:1528:240::b and 217.11.249.138.

Other host names, for instance zakopal.net, plastsro.com, dermavit.cz, litcom.cz and alcest.cz share IP numbers with webmailing.cz.

Name Servers

webmailing.cz is delegated to three name servers: jaguar.blueboard.cz, ns2.blueboard.cz and shinzon.blueboard.cz.

webmailing.cz at least partially shares name servers with other domains, including myphangan.com, terezasabackova.cz, vlicek.cz, agrokom.cz and motobiker.cz.