rnb.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
dean.ns.cloudflare.com	108.162.193.153 172.64.33.153 173.245.59.153 2606:4700:58::adf5:3b99 2803:f800:50::6ca2:c199 2a06:98c1:50::ac40:2199	dean.ns.cloudflare.com dean.ns.cloudflare.com dean.ns.cloudflare.com dean.ns.cloudflare.com dean.ns.cloudflare.com dean.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
suzanne.ns.cloudflare.com	108.162.194.87 162.159.38.87 172.64.34.87 2606:4700:50::a29f:2657 2803:f800:50::6ca2:c257 2a06:98c1:50::ac40:2257	suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.98.86.170	300s	—	AS12306	Plus.line AG	82.98.80.0/21	🇩🇪 Germany	Dortmund

📧 MX Records1 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.uplink.dk	2a0c:8900:3:298a::1 45.86.125.212	mx.uplink.dk mx.uplink.dk	AS200462 ETH-Services AS200462 ETH-Services

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 240ms

TXT Record
v=spf1 mx -all

✉️ SPF

Policy	Record (rnb.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.rnb.dk	5hFP69QTwCpkJotmOSHulwhL3gt3Mqw4Lalt_Q8XLdY
TXT	_acme-challenge.rnb.dk	aLbMnEn9KefiJq_HMqqF8WlMXzy2vicZHp1jBdstDmU

🔗 TLSA / DANE1 records 660ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.uplink.dk	DANE-EE · SPKI · SHA-256	B0971508DDECB3EF3E4651E930E49AEE…

🔐 DNSSEC94ms

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

🏷️ SOA0ms

Field	Value
Serial	2413227242
Primary NS (MNAME)	dean.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

31ms

A

27ms

MX

22ms

AAAA

32ms

TXT

240ms

CAA

35ms

HTTPS

35ms

TLSA

660ms

SOA

0ms

MTA-STS

42ms

DNSSEC

94ms

SRV

101ms

Total

1477ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 02:05:33	1477ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 18:44:04	4945ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 18:31:46	4754ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 16:34:35	5486ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 00:01:30	1600ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 21:56:42	1819ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 02:28:10	2683ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 17:08:40	1630ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:00:05	1381ms	2 NS 1 A 1 MX	🔒 Secure	View