securitybydesign.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
elma.ns.cloudflare.com	108.162.192.154 172.64.32.154 173.245.58.154 2606:4700:50::adf5:3a9a 2803:f800:50::6ca2:c09a 2a06:98c1:50::ac40:209a	elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
yevgen.ns.cloudflare.com	108.162.195.223 162.159.44.223 172.64.35.223 2606:4700:58::a29f:2cdf 2803:f800:50::6ca2:c3df 2a06:98c1:50::ac40:23df	yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.72.19.133	300s	mail.securitybydesign.dk	AS3342	Cibicom A/S	178.72.16.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.securitybydesign.dk	178.72.19.133	mail.securitybydesign.dk	AS3342 Cibicom A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	178.72.19.133
🔶 Autoconfig	217.116.219.62

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 203ms

TXT Record
v=DMARC1; p=none; sp=none; rf=afrf; pct=100; ri=86400
v=spf1 a mx -all

✉️ SPF

Policy	Record (securitybydesign.dk)
-all (hard fail)	v=spf1 a mx -all

📨 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)

🔐 DNSSEC82ms

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	2412288661
Primary NS (MNAME)	elma.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

36ms

A

43ms

MX

48ms

AAAA

55ms

TXT

203ms

CAA

46ms

HTTPS

38ms

TLSA

314ms

SOA

0ms

MTA-STS

61ms

DNSSEC

82ms

SRV

78ms

Total

1187ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 21:43:32	1187ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-01 04:40:25	1106ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 14:24:45	925ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 14:28:15	730ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 12:11:20	3144ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 12:01:55	1577ms	2 NS 1 A 1 MX	❓ Unknown	View