dansk-grundvandssænkning.dk DNS records

🖥️ Nameservers2 records 109ms

Nameserver	IP addresses	PTR	ASN / ISP
collins.ns.cloudflare.com	108.162.194.226 162.159.38.226 172.64.34.226 2606:4700:50::a29f:26e2 2803:f800:50::6ca2:c2e2 2a06:98c1:50::ac40:22e2	collins.ns.cloudflare.com collins.ns.cloudflare.com collins.ns.cloudflare.com collins.ns.cloudflare.com collins.ns.cloudflare.com collins.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
fattouche.ns.cloudflare.com	108.162.195.48 162.159.44.48 172.64.35.48 2606:4700:58::a29f:2c30 2803:f800:50::6ca2:c330 2a06:98c1:50::ac40:2330	fattouche.ns.cloudflare.com fattouche.ns.cloudflare.com fattouche.ns.cloudflare.com fattouche.ns.cloudflare.com fattouche.ns.cloudflare.com fattouche.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.91.29	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.165.91	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 74ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:a55b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::6815:5b1d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 117ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.91.29,172.67.165.91 ech=AEX+DQBB5AAgACABapd4L/jVNdxaf0gluT2G7/56pQYsISi2KEnoFpT2AgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a55b,2606:4700:3031::6815:5b1d

📝 TXT Records

📝

No TXT records found

✉️ 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

🔗 TLSA / DANE

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

🔐 DNSSEC174ms

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	2409797541
Primary NS (MNAME)	collins.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

109ms

A

84ms

MX

82ms

AAAA

74ms

TXT

291ms

CAA

86ms

HTTPS

117ms

TLSA

82ms

SOA

0ms

MTA-STS

109ms

DNSSEC

174ms

SRV

136ms

Total

1606ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 21:40:03	1606ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-18 06:39:38	1005ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-16 15:30:33	9189ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-07-02 16:04:23	10351ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 14:41:29	4106ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-23 12:18:07	640ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 00:25:32	358ms	2 NS 2 A 0 MX	🔒 Secure	View