`protank-dynamics.com`

DNSSEC	⚠️ Not signed
A	81.0.254.234^{🇨🇿 CASABLANCA-AS81.0.254.0/23 Casablanca INT}
		PTR	`protank.casablanca.cz`
NS	`ns2.gransy.com` ⭐
		A	2001:19f0:6801:474:5400:1ff:fec5:8efb^{🇫🇷 AS-VULTR2001:19f0:6800::/38 Vultr Assigned Prefix}
		A	2001:19f0:7401:81e0:5400:1ff:fec5:8ef6^{🇬🇧 AS-VULTR2001:19f0:7400::/38 Vultr Assigned Prefix}
		A	95.179.192.121^{🇬🇧 AS-VULTR95.179.192.0/20 Vultr Assigned Prefix}
			PTR	`95.179.192.121.vultrusercontent.com`
		A	217.16.185.221^{🇨🇿 VSHOSTING217.16.176.0/20 III.}
			PTR	`ns2.gransy.com`
		A	217.69.4.49^{🇫🇷 AS-VULTR217.69.0.0/20 Vultr Assigned Prefix}
			PTR	`217.69.4.49.vultrusercontent.com`
NS	`ns.gransy.com`
		A	2001:19f0:5001:1caf:5400:1ff:fec5:8d50^{🇳🇱 AS-VULTR2001:19f0:5000::/38 Vultr Assigned Prefix}
		A	45.76.90.43^{🇩🇪 AS-VULTR45.76.80.0/20 Vultr Assigned Prefix}
			PTR	`45.76.90.43.vultrusercontent.com`
		A	77.78.104.149^{🇨🇿 CASABLANCA-AS77.78.96.0/20 Casablanca INT}
			PTR	`ns.gransy.com`
		A	95.179.136.180^{🇳🇱 AS-VULTR95.179.128.0/20 Vultr Assigned Prefix}
			PTR	`95.179.136.180.vultrusercontent.com`
NS	`ns3.gransy.com`
		A	2a02:750:7::2e7^{🇸🇪 GLESYS2a02:750::/29}
			PTR	`2a02-750-7--2e7-static.glesys.net`
		A	2a02:750:8::32^{🇳🇱 GLESYS2a02:750:8::/48 GleSYS AB}
			PTR	`2a02-750-8--32-static.glesys.net`
		A	46.21.100.103^{🇳🇱 GLESYS46.21.100.0/24 GleSYS AB}
			PTR	`46-21-100-103-static.glesys.net`
		A	77.78.126.35^{🇨🇿 CASABLANCA-AS77.78.124.0/22 Casablanca INT}
		A	109.74.7.71^{🇸🇪 GLESYS109.74.0.0/20}
			PTR	`109-74-7-71-static.glesys.net`
NS	`ns4.gransy.com`
		A	2001:19f0:5401:69b:5400:1ff:fec5:8f3f^{🇺🇸 AS-VULTR2001:19f0:5400::/38 Vultr Assigned Prefix}
		A	2a00:1a28:2010:1::89^{🇳🇴 GLESYS2a00:1a28::/32 Portlane Network}
			PTR	`2a00-1a28-2010-1--89-static.glesys.net`
		A	66.42.94.136^{🇺🇸 AS-VULTR66.42.80.0/20 Vultr Assigned Prefix}
			PTR	`66.42.94.136.vultrusercontent.com`
		A	80.67.7.209^{🇳🇴 GLESYS80.67.0.0/20 Portlane Network}
			PTR	`80-67-7-209-static.glesys.net`
NS	`ns5.gransy.com`
		A	2a02:750:5::538^{🇸🇪 GLESYS2a02:750::/29}
			PTR	`2a02-750-5--538-static.glesys.net`
		A	31.192.227.223^{🇸🇪 GLESYS31.192.224.0/21}
			PTR	`31-192-227-223-static.glesys.net`
MX	`helpdesk.protank-dynamics.com` ⭐
		A	81.0.239.18^{🇨🇿 CASABLANCA-AS81.0.232.0/21 Casablanca INT}
			PTR	`assigned-81-0-239-18.casablanca.cz`
SOA	`ns.gransy.com`root@gransy.com serial=2753301338

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774393017

Subdomains

helpdesk.protank-dynamics.com

Same first word

protank-dynamics.com

protank-dynamics.cz

protank-dynamics.eu

DNS History

7 records (7 active, 0 former)

●NSns.gransy.com2015-08-13 → 2026-03-24 · 2 obs

● 2015-08-13 21:58:02
● 2026-03-24 23:04:04

●NSns2.gransy.com2015-08-13 → 2026-03-24 · 2 obs

● 2015-08-13 21:58:02
● 2026-03-24 23:04:04

●NSns3.gransy.com2015-08-13 → 2026-03-24 · 2 obs

● 2015-08-13 21:58:02
● 2026-03-24 23:04:04

●NSns4.gransy.com2015-08-13 → 2026-03-24 · 2 obs

● 2015-08-13 21:58:02
● 2026-03-24 23:04:04

●NSns5.gransy.com2015-08-13 → 2026-03-24 · 2 obs

● 2015-08-13 21:58:02
● 2026-03-24 23:04:04

●MXhelpdesk.protank-dynamics.com2015-08-13 → 2026-03-24 · 2 obs

● 2015-08-13 21:58:02
● 2026-03-24 23:04:04

●A81.0.254.2342015-08-13 → 2026-03-24 · 2 obs

● 2015-08-13 21:58:02
● 2026-03-24 23:04:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
protank-dynamics.com	ns.gransy.com, ns2.gransy.com, ns4.gransy.com, ns3.gransy.com...	20 records

✅ Authoritative Response

Server:66.42.94.136

NS records: ns.gransy.com, ns2.gransy.com, ns4.gransy.com, ns3.gransy.com, ns5.gransy.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for protank-dynamics.com (unsigned zone)

⏱️ Timing

Total: 485ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.0.254.234`
NS	5	`ns4.gransy.com, ns3.gransy.com...`
MX	1	`helpdesk.protank-dynamics.com (pri: 0)`
SOA	1	`ns.gransy.com root.gransy.com`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (ns.gransy.com, ns.gransy.com, ns.gransy.com...)

Analysis

Hierarchy

protank-dynamics.com is a parent of helpdesk.protank-dynamics.com.

IP Addresses

protank-dynamics.com points to a single IP number: 81.0.254.234.

Other host names such as protank-dynamics.eu, protankdynamics.eu and protank.casablanca.cz share IP numbers with protank-dynamics.com.

Name Servers

protank-dynamics.com is delegated to five name servers: ns2.gransy.com, ns3.gransy.com, ns4.gransy.com, ns5.gransy.com and ns.gransy.com.

protank-dynamics.com at least partially shares name servers with other domains, for instance jaso.cz, datahousing.cz, michaltvrdik.cz, brumov-bylnice.net and wittyfeed-news.me.