🛡️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:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 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::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.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	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.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=129, name=cloudflare-ech.com
SOA	`dina.ns.cloudflare.com`dns@cloudflare.com serial=2416477147

`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 1791345240localtime Wed Oct 7 05:54:00 2026gmtime Wed Oc...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1791345240

Same first word

crewstack.in

crewstack.ca

crewstack.se

crewstack.jp

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

stackcrew.io

tackscrew.com

stackcrew.agency

screwtack.com

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

crewsaver.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 → 2026-10-07 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-07 04:11:00

●NSpaul.ns.cloudflare.com2026-09-29 → 2026-10-07 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-07 04:11:00

●MXalt1.aspmx.l.google.com2026-09-29 → 2026-10-07 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-07 04:11:00

●MXalt2.aspmx.l.google.com2026-09-29 → 2026-10-07 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-07 04:11:00

●MXalt3.aspmx.l.google.com2026-09-29 → 2026-10-07 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-07 04:11:00

●MXalt4.aspmx.l.google.com2026-09-29 → 2026-10-07 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-07 04:11:00

●MXaspmx.l.google.com2026-09-29 → 2026-10-07 · 2 obs

● 2026-09-29 18:38:08
● 2026-10-07 04:11:00

●A104.21.52.1862026-10-03 → 2026-10-07 · 3 obs

○ 2026-09-29 18:38:08
● 2026-10-03 00:42:14
● 2026-10-07 04:11:00

●A172.67.202.2182026-10-03 → 2026-10-07 · 3 obs

○ 2026-09-29 18:38:08
● 2026-10-03 00:42:14
● 2026-10-07 04:11:00

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

● 2026-09-29 18:38:08
○ 2026-10-03 00:42:14
○ 2026-10-07 04:11:00

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

● 2026-09-29 18:38:08
○ 2026-10-03 00:42:14
○ 2026-10-07 04:11:00

●A2606:4700:3033::6815:34ba2026-10-03 → 2026-10-07 · 3 obs

○ 2026-09-29 18:38:08
● 2026-10-03 00:42:14
● 2026-10-07 04:11:00

●A2606:4700:3033::ac43:cada2026-10-03 → 2026-10-07 · 3 obs

○ 2026-09-29 18:38:08
● 2026-10-03 00:42:14
● 2026-10-07 04:11:00

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

● 2026-09-29 18:38:08
○ 2026-10-03 00:42:14
○ 2026-10-07 04:11:00

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

● 2026-09-29 18:38:08
○ 2026-10-03 00:42:14
○ 2026-10-07 04:11:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	l.nic.dk, c.nic.dk, b.nic.dk, h.nic.dk...	12 records
crewstack.dk	dina.ns.cloudflare.com, paul.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.135

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: 985ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.52.186, 172.67.202.218`
AAAA	2	`2606:4700:3033::6815:34ba, 2606:4700:3033::ac43:cada`
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`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (b.nic.dk, c.nic.dk, h.nic.dk...)

Analysis

IP Addresses

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

Additional host names — segurconfe.es, guerreiroswap.net, sharpeningshoppe.ca and two others — 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 shares its name server setup with other domains, including fileshare-9ta.pages.dev, yourgreenhomepro.com, whatsssaaaapppp.pages.dev and two others.

There is at least partial name server overlap between crewstack.dk and other domains — jonitogel288jpx.site, zkfairairdrops.pages.dev, contextbuilding.com and two more among them.

These name servers frequently co-occur with the name servers jeremy.ns.cloudflare.com and dom.ns.cloudflare.com.

Host names with 6 IP numbers:

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 has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

crewstack.dk shares mail servers — at least in part — with other domains, including meetasksona.com, upgrow.com.au, vitalhoard.com and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com directs traffic to 173.194.45.27 and 2607:f8b0:4004:c08::1b.

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

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

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1b.