constructa.dk DNS records

🖥️ Nameservers2 records 21ms

Nameserver	IP addresses	PTR	ASN / ISP
aliza.ns.cloudflare.com	108.162.194.55 162.159.38.55 172.64.34.55 2606:4700:50::a29f:2637 2803:f800:50::6ca2:c237 2a06:98c1:50::ac40:2237	aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
pranab.ns.cloudflare.com	108.162.195.199 162.159.44.199 172.64.35.199 2606:4700:58::a29f:2cc7 2803:f800:50::6ca2:c3c7 2a06:98c1:50::ac40:23c7	pranab.ns.cloudflare.com pranab.ns.cloudflare.com pranab.ns.cloudflare.com pranab.ns.cloudflare.com pranab.ns.cloudflare.com pranab.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.35.16	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.167.178	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 32ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:2310	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:a7b2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.16,172.67.167.178 ech=AEX+DQBB7gAgACDjb97KP6YVmnJEmItPXJ+TBePeT87Vjd9IS+KnQbe6dAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:2310,2606:4700:3035::ac43:a7b2

📝 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.constructa.dk	N-hnp4kZZ6WrJYJybVg4BUPrmr3RhNSSRlGdxMPH_4Y
TXT	_acme-challenge.constructa.dk	f_jDRlmW7TRh5UhEwWM2oWvoWWXF-Rk7rAa-dPTHouI

🔗 TLSA / DANE

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

🔐 DNSSEC114ms

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	2413296946
Primary NS (MNAME)	aliza.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

21ms

A

36ms

MX

35ms

AAAA

32ms

TXT

161ms

CAA

48ms

HTTPS

34ms

TLSA

46ms

SOA

0ms

MTA-STS

54ms

DNSSEC

114ms

SRV

61ms

Total

524ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:06:23	524ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-24 03:39:19	3207ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-21 02:55:31	9143ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-18 01:49:01	766ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-21 22:51:16	2473ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 13:25:08	918ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 22:06:33	457ms	2 NS 2 A 0 MX	🔓 Insecure	View