crewstack.dk - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`crewstack.dk`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:34ba^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:cada^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.52.186^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.202.218^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dina.ns.cloudflare.com`
		A	108.162.192.107^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	172.64.32.107^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	173.245.58.107^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
NS	`paul.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c187^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`paul.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2187^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`paul.ns.cloudflare.com`
		A	108.162.193.135^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	172.64.33.135^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	173.245.59.135^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=kf9BixdIMH1lvc8fn8GR55V9OwWCvOl59nWOsEZMXhg`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.52.186, 172.67.202.218
		IPv6 hints	2606:4700:3033::6815:34ba, 2606:4700:3033::ac43:cada
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=113, name=cloudflare-ech.com
SOA	`dina.ns.cloudflare.com`dns@cloudflare.com serial=2416191251

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1790987941localtime Sat Oct 3 02:39:01 2026gmtime Sat Oc...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1790987941

Same first word

crewstack.in

crewstack.ca

crewstack.se

crewstack.net

crewstack.events

crewstack.xyz

crewstack.tech

crewstack.email

crewstack.io

crewstack.com

crewstack.pages.dev

crewstack.vip

crewstack.dev

crewstack.de

crewstack.dk

crewstack.app

crewstack.ai

Similar names

tackscrew.org

tackscrew.net

stackcrew.ai

tackscrew.nl

stackcrew.com

tackscrew.com

stackcrew.agency

stackcrew.xyz

stackcrew.de

stackcrew.dev

Previous names

crewio.dk

crewlink.dk

crewly.dk

crewmatch.dk

crewnet.dk

crewo.dk

crewogco.dk

crewpass.dk

crewplan.dk

crewplanner.dk

crewpool.dk

crewportal.dk

crewprimer.dk

crewride.dk

crews.dk

crewscontrol.dk

crewshop.dk

crewsoft.dk

crewsolutions.dk

Next names

crewstage.dk

crewstore.dk

crewyou.dk

crex.dk

creyon.dk

crf-au.dk

crf.dk

crfoto.dk

crg.dk

crgengineering.dk

crgraphics.dk

crgrp.dk

crgruppen.dk

crh-kbh.dk

crh.dk

crh3.dk

crhandel.dk

crhconcrete.dk

crhdenmark.dk

crholm.dk

DNS History

15 records (11 active, 4 former)

●NSdina.ns.cloudflare.com2026-09-29 → 2026-10-03 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-03 00:42:18

●NSpaul.ns.cloudflare.com2026-09-29 → 2026-10-03 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-03 00:42:18

●MXalt1.aspmx.l.google.com2026-09-29 → 2026-10-03 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-03 00:42:18

●MXalt2.aspmx.l.google.com2026-09-29 → 2026-10-03 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-03 00:42:18

●MXalt3.aspmx.l.google.com2026-09-29 → 2026-10-03 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-03 00:42:18

●MXalt4.aspmx.l.google.com2026-09-29 → 2026-10-03 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-03 00:42:18

●MXaspmx.l.google.com2026-09-29 → 2026-10-03 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-03 00:42:18

●A104.21.52.1862026-10-03 → 2026-10-03 · 3 obs

○ 2026-09-29 18:38:08
● 2026-10-03 00:42:14
● 2026-10-03 00:42:18

●A172.67.202.2182026-10-03 → 2026-10-03 · 3 obs

○ 2026-09-29 18:38:08
● 2026-10-03 00:42:14
● 2026-10-03 00:42:18

○A188.114.96.02026-09-29 → 2026-09-29 · 3 obs

● 2026-09-29 18:38:08
○ 2026-10-03 00:42:14
○ 2026-10-03 00:42:18

○A188.114.97.02026-09-29 → 2026-09-29 · 3 obs

● 2026-09-29 18:38:08
○ 2026-10-03 00:42:14
○ 2026-10-03 00:42:18

●A2606:4700:3033::6815:34ba2026-10-03 → 2026-10-03 · 3 obs

○ 2026-09-29 18:38:08
● 2026-10-03 00:42:14
● 2026-10-03 00:42:18

●A2606:4700:3033::ac43:cada2026-10-03 → 2026-10-03 · 3 obs

○ 2026-09-29 18:38:08
● 2026-10-03 00:42:14
● 2026-10-03 00:42:18

○A2a06:98c1:3120::2026-09-29 → 2026-09-29 · 3 obs

● 2026-09-29 18:38:08
○ 2026-10-03 00:42:14
○ 2026-10-03 00:42:18

○A2a06:98c1:3121::2026-09-29 → 2026-09-29 · 3 obs

● 2026-09-29 18:38:08
○ 2026-10-03 00:42:14
○ 2026-10-03 00:42:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	c.nic.dk, h.nic.dk, l.nic.dk, s.nic.dk...	-
crewstack.dk	dina.ns.cloudflare.com, paul.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.135

NS records: dina.ns.cloudflare.com, paul.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crewstack.dk (unsigned zone)

⏱️ Timing

Total: 757ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.202.218, 104.21.52.186`
AAAA	2	`2606:4700:3033::ac43:cada, 2606:4700:3033::6815:34ba`
NS	2	`dina.ns.cloudflare.com, paul.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=kf9BixdIMH1lvc8, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dina.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

crewstack.dk resolves to four IP addresses: 104.21.52.186, 172.67.202.218, 2606:4700:3033::6815:34ba and 2606:4700:3033::ac43:cada.

segurconfe.es, guerreiroswap.net, sharpeningshoppe.ca and two other host names share IP numbers with crewstack.dk.

Name Servers

crewstack.dk uses two name servers for its delegation: dina.ns.cloudflare.com and paul.ns.cloudflare.com.

crewstack.dk uses the same name servers as several other domains — among them fileshare-9ta.pages.dev, yourgreenhomepro.com, whatsssaaaapppp.pages.dev and two more.

crewstack.dk shares at least some of its name servers with other domains, including jonitogel288jpx.site, zkfairairdrops.pages.dev, contextbuilding.com and two others.

These name servers are frequently paired with the name servers jeremy.ns.cloudflare.com and dom.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname dina.ns.cloudflare.com directs to 108.162.192.107, 172.64.32.107 and 173.245.58.107 along with 3 other IP addresses.

Hostname paul.ns.cloudflare.com directs to 108.162.193.135, 172.64.33.135 and 173.245.59.135 along with 3 other IP addresses.

Mail Servers

crewstack.dk is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

crewstack.dk has at least partial mail server overlap with other domains such as meetasksona.com, upgrow.com.au, vitalhoard.com and two more.

These mail servers commonly co-occur with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com directs traffic to 172.253.115.27 and 2607:f8b0:4004:c09::1a.

alt1.aspmx.l.google.com directs traffic to 192.178.234.26 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1a.