dblue.dk DNS records

🖥️ Nameservers2 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
osmar.ns.cloudflare.com	108.162.195.124 162.159.44.124 172.64.35.124 2606:4700:58::a29f:2c7c 2803:f800:50::6ca2:c37c 2a06:98c1:50::ac40:237c	osmar.ns.cloudflare.com osmar.ns.cloudflare.com osmar.ns.cloudflare.com osmar.ns.cloudflare.com osmar.ns.cloudflare.com osmar.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
saanvi.ns.cloudflare.com	108.162.194.80 162.159.38.80 172.64.34.80 2606:4700:50::a29f:2650 2803:f800:50::6ca2:c250 2a06:98c1:50::ac40:2250	saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
142.132.203.237	300s	cp08.nordicway.dk	AS24940	Hetzner Online GmbH	142.132.128.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	dblue.dk	142.132.203.237	cp08.nordicway.dk	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	dblue.dk → 142.132.203.237
🔶 Autoconfig	dblue.dk → 142.132.203.237

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 176ms

TXT Record
v=spf1 +a +mx +ip4:142.132.203.237 ~all

✉️ SPF

Policy	Record (dblue.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:142.132.203.237 ~all

📨 DMARC

Policy	Record (_dmarc.dblue.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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
CNAME	_acme-challenge.dblue.dk	dblue.dk

🔗 TLSA / DANE

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

🔐 DNSSEC81ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2411688175
Primary NS (MNAME)	osmar.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

59ms

A

38ms

MX

38ms

AAAA

53ms

TXT

176ms

CAA

57ms

HTTPS

46ms

TLSA

93ms

SOA

0ms

MTA-STS

57ms

DNSSEC

81ms

SRV

68ms

Total

1052ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-08 22:44:44	1052ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-04 05:42:36	1508ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 14:21:43	2855ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 00:34:19	925ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 16:23:34	2614ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 01:15:28	486ms	2 NS 1 A 1 MX	🔒 Secure	View