`grumpydev.com`

DNSSEC	⚠️ Not signed
A	217.154.51.12^{🇬🇧 IONOS-AS217.154.50.0/23 IONOS SE}
		PTR	`vps3.cardus.com`
NS	`gabe.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b72^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c172^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gabe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2172^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gabe.ns.cloudflare.com`
		A	108.162.193.114^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabe.ns.cloudflare.com`
		A	172.64.33.114^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabe.ns.cloudflare.com`
		A	173.245.59.114^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabe.ns.cloudflare.com`
NS	`sue.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a91^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c091^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sue.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2091^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sue.ns.cloudflare.com`
		A	108.162.192.145^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	172.64.32.145^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	173.245.58.145^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
MX	`mail.grumpydev.com` ⭐
		A	217.154.51.12^{🇬🇧 IONOS-AS217.154.50.0/23 IONOS SE}
			PTR	`vps3.cardus.com`
SOA	`gabe.ns.cloudflare.com`dns@cloudflare.com serial=2399855394

`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=1774735677

Subdomains

mail.grumpydev.com

www.grumpydev.com

Same first word

grumpydev.com

DNS History

19 records (4 active, 15 former)

○NSdns1.name-services.com2020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-14 07:18:08
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

○NSdns2.name-services.com2020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-14 07:18:08
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

○NSdns3.name-services.com2020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-14 07:18:08
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

○NSdns4.name-services.com2020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-14 07:18:08
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

○NSdns5.name-services.com2020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-14 07:18:08
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

●NSgabe.ns.cloudflare.com2026-03-28 → 2026-03-28 · 3 obs

○ 2020-02-12 13:06:16
● 2026-03-28 22:27:06
● 2026-03-28 22:27:08

○NSns.domaincheck.co.uk2015-07-09 → 2017-03-14 · 4 obs

● 2015-07-09 20:28:36
● 2017-03-14 07:18:08
○ 2020-02-12 13:06:16
○ 2026-03-28 22:27:08

○NSns1.domaincheck.co.uk2015-07-09 → 2017-03-14 · 4 obs

● 2015-07-09 20:28:36
● 2017-03-14 07:18:08
○ 2020-02-12 13:06:16
○ 2026-03-28 22:27:08

○NSns2.domaincheck.co.uk2015-07-09 → 2017-03-14 · 4 obs

● 2015-07-09 20:28:36
● 2017-03-14 07:18:08
○ 2020-02-12 13:06:16
○ 2026-03-28 22:27:08

○NSns3.domaincheck.co.uk2017-03-14 → 2017-03-14 · 4 obs

○ 2015-07-09 20:28:36
● 2017-03-14 07:18:08
○ 2020-02-12 13:06:16
○ 2026-03-28 22:27:08

●NSsue.ns.cloudflare.com2026-03-28 → 2026-03-28 · 3 obs

○ 2020-02-12 13:06:16
● 2026-03-28 22:27:06
● 2026-03-28 22:27:08

○MXfallbackmx.spamexperts.eu2015-07-09 → 2020-02-12 · 4 obs

● 2015-07-09 20:28:36
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

○MXlastmx.spamexperts.net2015-07-09 → 2020-02-12 · 4 obs

● 2015-07-09 20:28:36
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

●MXmail.grumpydev.com2026-03-28 → 2026-03-28 · 3 obs

○ 2020-02-12 13:06:16
● 2026-03-28 22:27:06
● 2026-03-28 22:27:08

○MXmx.spamexperts.com2015-07-09 → 2020-02-12 · 4 obs

● 2015-07-09 20:28:36
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

○A193.108.80.1442015-07-09 → 2016-06-27 · 4 obs

● 2015-07-09 20:28:36
● 2016-06-27 12:52:02
○ 2017-03-14 07:18:08
○ 2026-03-28 22:27:08

○A193.108.84.202017-03-14 → 2017-03-14 · 4 obs

○ 2016-06-27 12:52:02
● 2017-03-14 07:18:08
○ 2020-02-12 13:06:16
○ 2026-03-28 22:27:08

●A217.154.51.122026-03-28 → 2026-03-28 · 3 obs

○ 2020-02-12 13:06:16
● 2026-03-28 22:27:06
● 2026-03-28 22:27:08

○A77.68.91.1872020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-14 07:18:08
● 2020-02-12 13:06:16
○ 2026-03-28 22:27:06
○ 2026-03-28 22:27:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...	-
grumpydev.com	gabe.ns.cloudflare.com, sue.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.145

NS records: gabe.ns.cloudflare.com, sue.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grumpydev.com (unsigned zone)

⏱️ Timing

Total: 81ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.154.51.12`
NS	2	`gabe.ns.cloudflare.com, sue.ns.cloudflare.com`
MX	1	`mail.grumpydev.com (pri: 10)`
SOA	1	`gabe.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

grumpydev.com is a parent of mail.grumpydev.com and www.grumpydev.com.

IP Addresses

grumpydev.com points to IP number: 217.154.51.12.

Other host names such as mail.cardus.com, ypea.ch, vps.cardus.com, thevanearms.com and mail.flamingninjas.com share IPs with grumpydev.com.

Name Servers

grumpydev.com is delegated to two name servers: gabe.ns.cloudflare.com and sue.ns.cloudflare.com.

grumpydev.com shares the same name server setup as piercearnold.co.uk, holdsport.net, deepthunk.com, tech-notes.net and domkm.com.

grumpydev.com at least partially shares name servers with other domains, for instance mckaguerosasco.com, alexillustrates.com, dacha-v-arendu.ru, mangoandsalt.com and live-koooraplus.com.

these name servers are commonly used with nile.ns.cloudflare.com, jake.ns.cloudflare.com, jacqueline.ns.cloudflare.com and tricia.ns.cloudflare.com.

Host names with six IP numbers:

gabe.ns.cloudflare.com points to 2606:4700:58::adf5:3b72, 2803:f800:50::6ca2:c172, 2a06:98c1:50::ac40:2172, 108.162.193.114, 172.64.33.114 and 173.245.59.114.

sue.ns.cloudflare.com points to 2606:4700:50::adf5:3a91, 2803:f800:50::6ca2:c091, 2a06:98c1:50::ac40:2091, 108.162.192.145, 172.64.32.145 and 173.245.58.145.

Mail Servers

grumpydev.com is handled by a single mail server, mail.grumpydev.com.

mail.grumpydev.com points to a single IP: 217.154.51.12.

grumpydev.com - robtex.com

grumpydev.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`grumpydev.com`

`com`