arbr.dk DNS records

🖥️ Nameservers2 records 264ms

Nameserver	IP addresses	PTR	ASN / ISP
amy.ns.cloudflare.com	108.162.192.101 172.64.32.101 173.245.58.101 2606:4700:50::adf5:3a65 2803:f800:50::6ca2:c065 2a06:98c1:50::ac40:2065	amy.ns.cloudflare.com amy.ns.cloudflare.com amy.ns.cloudflare.com amy.ns.cloudflare.com amy.ns.cloudflare.com amy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kai.ns.cloudflare.com	108.162.193.188 172.64.33.188 173.245.59.188 2606:4700:58::adf5:3bbc 2803:f800:50::6ca2:c1bc 2a06:98c1:50::ac40:21bc	kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 260ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.152	300s	linux137.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 209ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 585ms

TXT Record
google-site-verification=f-oEO4uOtfKPjUuO0-lUDtbHyhfVz9DTm9C7fPqabpU
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (arbr.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.arbr.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:tr@arbr.dk; sp=none;

📬 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 / DANE2 records 255ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC436ms

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	2412183859
Primary NS (MNAME)	amy.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

264ms

A

260ms

MX

209ms

AAAA

234ms

TXT

585ms

CAA

236ms

HTTPS

232ms

TLSA

255ms

SOA

0ms

MTA-STS

336ms

DNSSEC

436ms

SRV

263ms

Total

5022ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 23:00:25	5022ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 20:00:48	1688ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 09:19:33	1010ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 02:11:11	1223ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 06:27:17	788ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 12:02:37	1196ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 13:38:16	593ms	2 NS 1 A 1 MX	🔓 Insecure	View