`john-grund.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:44f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:83cc^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.4.79^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.204^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`art.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b66^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c166^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`art.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2166^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`art.ns.cloudflare.com`
		A	108.162.193.102^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	172.64.33.102^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	173.245.59.102^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
NS	`maxine.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maxine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maxine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maxine.ns.cloudflare.com`
		A	108.162.194.179^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maxine.ns.cloudflare.com`
		A	162.159.38.179^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maxine.ns.cloudflare.com`
		A	172.64.34.179^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maxine.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.4.79, 172.67.131.204
		IPv6 hints	2606:4700:3032::6815:44f, 2606:4700:3035::ac43:83cc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=107, name=cloudflare-ech.com
SOA	`art.ns.cloudflare.com`dns@cloudflare.com serial=2406862977

`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=1784113462

Same first word

john-grund.com

DNS History

18 records (6 active, 12 former)

●NSart.ns.cloudflare.com2026-04-20 → 2026-07-15 · 3 obs

○ 2018-01-30 11:06:32
● 2026-04-20 18:13:24
● 2026-07-15 11:30:28

○NSdns1.p05.nsone.net2026-04-20 → 2026-07-15 · 2 obs

○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

○NSdns2.p05.nsone.net2026-04-20 → 2026-07-15 · 2 obs

○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

○NSdns3.p05.nsone.net2026-04-20 → 2026-07-15 · 2 obs

○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

○NSdns4.p05.nsone.net2026-04-20 → 2026-07-15 · 2 obs

○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

●NSmaxine.ns.cloudflare.com2026-04-20 → 2026-07-15 · 3 obs

○ 2018-01-30 11:06:32
● 2026-04-20 18:13:24
● 2026-07-15 11:30:28

○NSns33.domaincontrol.com2018-01-30 → 2018-01-30 · 3 obs

● 2018-01-30 11:06:32
○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

○NSns34.domaincontrol.com2018-01-30 → 2018-01-30 · 3 obs

● 2018-01-30 11:06:32
○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

○MXmail.john-grund.com2018-01-30 → 2018-01-30 · 3 obs

● 2018-01-30 11:06:32
○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

●A104.21.4.792026-04-20 → 2026-07-15 · 3 obs

○ 2018-01-30 11:06:32
● 2026-04-20 18:13:24
● 2026-07-15 11:30:28

○A13.52.188.952026-04-20 → 2026-07-15 · 2 obs

○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

○A166.62.72.1002018-01-30 → 2018-01-30 · 3 obs

● 2018-01-30 11:06:32
○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

●A172.67.131.2042026-04-20 → 2026-07-15 · 3 obs

○ 2018-01-30 11:06:32
● 2026-04-20 18:13:24
● 2026-07-15 11:30:28

○A2606:4700:3031::ac43:83cc2026-04-20 → 2026-05-18 · 4 obs

○ 2018-01-30 11:06:32
● 2026-04-20 18:13:24
● 2026-05-18 16:06:10
○ 2026-07-15 11:30:28

●A2606:4700:3032::6815:44f2026-07-15 → 2026-07-15 · 2 obs

○ 2026-05-18 16:06:10
● 2026-07-15 11:30:28

●A2606:4700:3035::ac43:83cc2026-07-15 → 2026-07-15 · 2 obs

○ 2026-05-18 16:06:10
● 2026-07-15 11:30:28

○A2606:4700:3037::6815:44f2026-04-20 → 2026-05-18 · 4 obs

○ 2018-01-30 11:06:32
● 2026-04-20 18:13:24
● 2026-05-18 16:06:10
○ 2026-07-15 11:30:28

○A52.52.192.1912026-04-20 → 2026-07-15 · 2 obs

○ 2026-04-20 18:13:24
○ 2026-07-15 11:30:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
john-grund.com	art.ns.cloudflare.com, maxine.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.179

NS records: art.ns.cloudflare.com, maxine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for john-grund.com (unsigned zone)

⏱️ Timing

Total: 151ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.4.79, 172.67.131.204`
AAAA	2	`2606:4700:3035::ac43:83cc, 2606:4700:3032::6815:44f`
NS	2	`art.ns.cloudflare.com, maxine.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`art.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (art.ns.cloudflare.com, art.ns.cloudflare.com, art.ns.cloudflare.com...)

Analysis

IP Addresses

john-grund.com points to the four IP addresses 104.21.4.79, 172.67.131.204, 2606:4700:3032::6815:44f and 2606:4700:3035::ac43:83cc.

Two other host names, along with mail.mygoodtravel.com, allegoo.com and amraminvestments.com, also share IP numbers with john-grund.com.

Name Servers

Two name servers handle the delegation for john-grund.com: art.ns.cloudflare.com and maxine.ns.cloudflare.com.

john-grund.com shares its NS records with other domains, for example martel-infrastructure.com, meritking-serigiris.com, 5g-stardust.eu and two others.

The name servers of john-grund.com overlap at least partially with those of other domains — among them eltiempomadrid.com, broachindia.com, twgameweb.com and two more.

DNS names with 6 IP addresses:

art.ns.cloudflare.com resolves to 108.162.193.102, 172.64.33.102 and 173.245.59.102 among others, with 3 other IP addresses in total.

maxine.ns.cloudflare.com resolves to 108.162.194.179, 162.159.38.179 and 172.64.34.179 among others, with 3 other IP addresses in total.

john-grund.com - robtex.com

john-grund.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`john-grund.com`

`com`