madbio.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
alex.ns.cloudflare.com	108.162.193.100 172.64.33.100 173.245.59.100 2606:4700:58::adf5:3b64 2803:f800:50::6ca2:c164 2a06:98c1:50::ac40:2164	alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zariyah.ns.cloudflare.com	108.162.194.72 162.159.38.72 172.64.34.72 2606:4700:50::a29f:2648 2803:f800:50::6ca2:c248 2a06:98c1:50::ac40:2248	zariyah.ns.cloudflare.com zariyah.ns.cloudflare.com zariyah.ns.cloudflare.com zariyah.ns.cloudflare.com zariyah.ns.cloudflare.com zariyah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.18.0.217	300s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—
104.18.1.217	300s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—

📧 MX Records2 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	smtp1.speednames.com	185.26.230.84	mxa.speednames.com	AS34922 CSC Administrative Services Limited
10	14400s	smtp2.speednames.com	185.26.230.90	mxb.speednames.com	AS34922 CSC Administrative Services Limited

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.18.1.217
🔶 Autoconfig	104.18.0.217

🔷 AAAA Records (IPv6)2 records 26ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700::6812:1d9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700::6812:d9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records1 records 60ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.18.0.217,104.18.1.217 ipv6hint=2606:4700::6812:d9,2606:4700::6812:1d9

📝 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)

🔐 DNSSEC102ms

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	2413588981
Primary NS (MNAME)	alex.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

33ms

A

29ms

MX

33ms

AAAA

26ms

TXT

163ms

CAA

31ms

HTTPS

60ms

TLSA

80ms

SOA

0ms

MTA-STS

51ms

DNSSEC

102ms

SRV

76ms

Total

1101ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 20:28:21	1101ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-27 16:20:54	845ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-03 00:43:41	897ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-23 20:21:05	5884ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 14:27:48	6559ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 14:14:36	1181ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 12:15:25	684ms	0 NS 0 A 0 MX	❓ Unknown	View