`gruutendust.com`

DNSSEC	⚠️ Not signed
NS	`x.ns.joker.com` ⭐ ⚠️ Not in parent delegation
		A	194.245.103.13^{🇩🇪 CSL194.245.0.0/16 DE-CSL-GMBH-PA}
			PTR	`x.ns.joker.com`
NS	`a.ns.joker.com` ⚠️ Not in zone NS records
		A	2a01:4f8:c0c:165b::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`y.ns.joker.com`
		A	23.88.49.189^{🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC}
			PTR	`static.189.49.88.23.clients.your-server.de`
NS	`b.ns.joker.com` ⚠️ Not in zone NS records
		A	159.25.97.69^{🇩🇪 CSL159.25.0.0/16}
			PTR	`b.ns.joker.com`
NS	`c.ns.joker.com` ⚠️ Not in zone NS records
		A	2607:5300:203:7e6d::2222^{🇨🇦 OVH2607:5300::/32 Hosting route}
			PTR	`z.ns.joker.com`
		A	192.95.37.184^{🇨🇦 OVH192.95.0.0/18 Hosting route}
			PTR	`z.ns.joker.com`
NS	`y.ns.joker.com` ⚠️ Not in parent delegation
		A	2a01:4f8:c0c:165b::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`y.ns.joker.com`
		A	23.88.49.189^{🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC}
			PTR	`static.189.49.88.23.clients.your-server.de`
NS	`z.ns.joker.com` ⚠️ Not in parent delegation
		A	2607:5300:203:7e6d::2222^{🇨🇦 OVH2607:5300::/32 Hosting route}
			PTR	`z.ns.joker.com`
		A	192.95.37.184^{🇨🇦 OVH192.95.0.0/18 Hosting route}
			PTR	`z.ns.joker.com`
SOA	`x.ns.joker.com`hostmaster@joker.com 2016-12-28 #95

`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=1785359507

Same first word

gruutendust.com

Similar names

studentguru.ru

gurustudent.com

studentguru.gr

studentguru.com

DNS History

6 records (6 active, 0 former)

●NSa.ns.joker.com2017-01-04 → 2026-07-29 · 2 obs

● 2017-01-04 17:09:18
● 2026-07-29 21:15:22

●NSb.ns.joker.com2017-01-04 → 2026-07-29 · 2 obs

● 2017-01-04 17:09:18
● 2026-07-29 21:15:22

●NSc.ns.joker.com2017-01-04 → 2026-07-29 · 2 obs

● 2017-01-04 17:09:18
● 2026-07-29 21:15:22

●NSx.ns.joker.com2026-04-11 → 2026-07-29 · 3 obs

○ 2017-01-04 17:09:18
● 2026-04-11 01:36:56
● 2026-07-29 21:15:22

●NSy.ns.joker.com2026-04-11 → 2026-07-29 · 3 obs

○ 2017-01-04 17:09:18
● 2026-04-11 01:36:56
● 2026-07-29 21:15:22

●NSz.ns.joker.com2026-04-11 → 2026-07-29 · 3 obs

○ 2017-01-04 17:09:18
● 2026-04-11 01:36:56
● 2026-07-29 21:15:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
gruutendust.com	a.ns.joker.com, b.ns.joker.com, c.ns.joker.com	5 records

✅ Authoritative Response

Server:192.95.37.184

NS records: a.ns.joker.com, b.ns.joker.com, c.ns.joker.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gruutendust.com (unsigned zone)

⏱️ Timing

Total: 289ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`y.ns.joker.com, z.ns.joker.com...`
SOA	1	`x.ns.joker.com hostmaster.joker.com`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (a.ns.joker.com, a.ns.joker.com, b.ns.joker.com...)

Analysis

Name Servers

gruutendust.com has 6 name servers — a.ns.joker.com, b.ns.joker.com, c.ns.joker.com and 3 others.

gruutendust.com partially shares its NS delegation with several other domains, including ggoossen.org, indoorgolfdirectory.com, fawcettco.com and two others.

These name servers regularly co-occur with the name servers x.ns.joker.com, y.ns.joker.com and z.ns.joker.com.

Host names pointing to two IP addresses:

a.ns.joker.com resolves to 23.88.49.189 and 2a01:4f8:c0c:165b::1.

c.ns.joker.com resolves to 192.95.37.184 and 2607:5300:203:7e6d::2222.

y.ns.joker.com resolves to 23.88.49.189 and 2a01:4f8:c0c:165b::1.

z.ns.joker.com resolves to 192.95.37.184 and 2607:5300:203:7e6d::2222.

Host names resolving to a single IP address:

b.ns.joker.com resolves to 159.25.97.69.

x.ns.joker.com resolves to 194.245.103.13.

The host names a.ns.joker.com and y.ns.joker.com both resolve to 2a01:4f8:c0c:165b::1 IP addresses.

The host names a.ns.joker.com and y.ns.joker.com both resolve to 23.88.49.189 IP addresses.

The host names c.ns.joker.com and z.ns.joker.com both resolve to 2607:5300:203:7e6d::2222 IP addresses.