crewo.dk DNS records

🖥️ Nameservers2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
chris.ns.cloudflare.com	108.162.193.85 172.64.33.85 173.245.59.85 2606:4700:58::adf5:3b55 2803:f800:50::6ca2:c155 2a06:98c1:50::ac40:2155	chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
gemma.ns.cloudflare.com	108.162.194.27 162.159.38.27 172.64.34.27 2606:4700:50::a29f:261b 2803:f800:50::6ca2:c21b 2a06:98c1:50::ac40:221b	gemma.ns.cloudflare.com gemma.ns.cloudflare.com gemma.ns.cloudflare.com gemma.ns.cloudflare.com gemma.ns.cloudflare.com gemma.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 93ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.173	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.171.199	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.171.199
🔶 Autoconfig	172.67.171.199

🔷 AAAA Records (IPv6)2 records 111ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:37ad	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:abc7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 93ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.173,172.67.171.199 ech=AEX+DQBBSAAgACDloa2eUxFnTrNkysPJSBndkuEgFcsOir9jlyeImsoFLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:37ad,2606:4700:3037::ac43:abc7

📝 TXT Records2 records 476ms

TXT Record
google-site-verification=-zpxrXMiI4HcK_U7-ae17V9LCilwCOicSi4zMlmvyLA
google-site-verification=UrdH7MtbyAL5QCe7IKRF2uEI-FHvrCF3_GsQeuzB29Y

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.crewo.dk	_FwPobS0ps7YX4Em87fYQP5fshcZ1fpsqnkL3fSkdc8
TXT	_acme-challenge.crewo.dk	G_qGl9o5PN3SRmGyYkbiQbPH3BQ6xAvJ_RI5d39kErY

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC314ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2413438658
Primary NS (MNAME)	chris.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

60ms

A

93ms

MX

168ms

AAAA

111ms

TXT

476ms

CAA

94ms

HTTPS

93ms

TLSA

180ms

SOA

0ms

MTA-STS

272ms

DNSSEC

314ms

SRV

235ms

Total

1497ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 04:33:46	1497ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-21 12:48:52	948ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-20 12:33:43	5199ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-21 19:20:08	1808ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-11 22:57:50	2711ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-10 19:40:14	9784ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-01 10:25:46	1604ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 00:29:58	999ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 22:56:03	485ms	2 NS 2 A 0 MX	🔓 Insecure	View