sbjerg.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
burt.ns.cloudflare.com	108.162.193.79 172.64.33.79 173.245.59.79 2606:4700:58::adf5:3b4f 2803:f800:50::6ca2:c14f 2a06:98c1:50::ac40:214f	burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
cloe.ns.cloudflare.com	108.162.192.86 172.64.32.86 173.245.58.86 2606:4700:50::adf5:3a56 2803:f800:50::6ca2:c056 2a06:98c1:50::ac40:2056	cloe.ns.cloudflare.com cloe.ns.cloudflare.com cloe.ns.cloudflare.com cloe.ns.cloudflare.com cloe.ns.cloudflare.com cloe.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.226.144.235	300s	mail.lurendrejer.dk	AS216275	Netnoerden ApS	91.226.144.0/23	🇩🇰 Denmark	Frederiksberg

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.lurendrejer.dk	2a13:e744:48ef::5 91.226.144.235	mail.lurendrejer.dk mail.lurendrejer.dk	AS216275 Netnoerden ApS AS216275 Netnoerden ApS

🔷 AAAA Records (IPv6)1 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a13:e744:48ef:102::2	300s	—	AS216275	Netnoerden ApS	2a13:e740:0:0:0:0:0:0/29	🇩🇰 Denmark	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 153ms

TXT Record
google-site-verification=PzBKR7S7bSXt3SXrN_F1FtFIh-XWvUAh_PuCptms7jc
v=spf1 mx -all

✉️ SPF

Policy	Record (sbjerg.dk)
-all (hard fail)	v=spf1 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.sbjerg.dk	O-iBB8XmSjpnu2fgKsEWd_Fhbehzi8gnYRdrvotGXw4
TXT	_acme-challenge.sbjerg.dk	wksjHLKpqm3oe2I72WURYsOzA7yuBv-cg_y3M1k6jVU

🔗 TLSA / DANE

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

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2413264904
Primary NS (MNAME)	burt.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

40ms

A

28ms

MX

34ms

AAAA

40ms

TXT

153ms

CAA

28ms

HTTPS

39ms

TLSA

1253ms

SOA

0ms

MTA-STS

46ms

DNSSEC

95ms

SRV

63ms

Total

1694ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:57:03	1694ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 19:42:17	2434ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 03:06:58	3570ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 23:26:55	3746ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 01:06:37	2233ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 12:07:57	1172ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 15:21:51	1177ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 07:25:57	831ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 04:22:54	2896ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 00:26:24	971ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 22:07:51	1771ms	2 NS 1 A 1 MX	🔒 Secure	View