zup.dk DNS records

🖥️ Nameservers2 records 190ms

Nameserver	IP addresses	PTR	ASN / ISP
ed.ns.cloudflare.com	108.162.193.111 172.64.33.111 173.245.59.111 2606:4700:58::adf5:3b6f 2803:f800:50::6ca2:c16f 2a06:98c1:50::ac40:216f	ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ivy.ns.cloudflare.com	108.162.192.120 172.64.32.120 173.245.58.120 2606:4700:50::adf5:3a78 2803:f800:50::6ca2:c078 2a06:98c1:50::ac40:2078	ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 307ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.60.113	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.195.231	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 157ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:c3e7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:3c71	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 314ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.60.113,172.67.195.231 ech=AEX+DQBBrgAgACDsb9gcLs8nNktfcau8k7MnBKO5VBtaNP44xU32yAjzGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c3e7,2606:4700:3034::6815:3c71

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.zup.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC508ms

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	2408737077
Primary NS (MNAME)	ed.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

190ms

A

307ms

MX

257ms

AAAA

157ms

TXT

583ms

CAA

321ms

HTTPS

314ms

TLSA

239ms

SOA

0ms

MTA-STS

319ms

DNSSEC

508ms

SRV

336ms

Total

4059ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-15 04:58:49	900ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-26 09:04:09	8635ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-24 08:10:32	2727ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-06 21:42:16	4059ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 22:19:25	786ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 07:31:07	492ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 04:24:20	2414ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-19 16:03:53	669ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 12:12:07	972ms	2 NS 2 A 0 MX	🔓 Insecure	View