ztu.dk DNS records

🖥️ Nameservers2 records 207ms

Nameserver	IP addresses	PTR	ASN / ISP
anita.ns.cloudflare.com	108.162.194.82 162.159.38.82 172.64.34.82 2606:4700:50::a29f:2652 2803:f800:50::6ca2:c252 2a06:98c1:50::ac40:2252	anita.ns.cloudflare.com anita.ns.cloudflare.com anita.ns.cloudflare.com anita.ns.cloudflare.com anita.ns.cloudflare.com anita.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 312ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.39	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.172.73	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.88.39
🔶 Autoconfig	172.67.172.73

🔷 AAAA Records (IPv6)2 records 149ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:5827	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:ac49	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 315ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.39,172.67.172.73 ech=AEX+DQBByAAgACBPF0m9T8Sj8yd73y9ytnkUxzjCT+nkzQj1abdfYTqFJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5827,2606:4700:3036::ac43:ac49

📝 TXT Records1 records 627ms

TXT Record
MS=ms97125873

✉️ 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)

🔐 DNSSEC494ms

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

🏷️ SOA286ms

Field	Value
Serial	2405131702
Primary NS (MNAME)	anita.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

207ms

A

312ms

MX

215ms

AAAA

149ms

TXT

627ms

CAA

146ms

HTTPS

315ms

TLSA

288ms

SOA

286ms

MTA-STS

348ms

DNSSEC

494ms

SRV

358ms

Total

3612ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-26 02:05:16	1814ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-05 23:13:44	1460ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 15:02:37	1773ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 20:27:36	2049ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-19 13:17:10	3612ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 20:20:49	1598ms	2 NS 2 A 0 MX	🔓 Insecure	View