rnrgfx.dk DNS records

🖥️ Nameservers2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
aliza.ns.cloudflare.com	108.162.194.55 162.159.38.55 172.64.34.55 2606:4700:50::a29f:2637 2803:f800:50::6ca2:c237 2a06:98c1:50::ac40:2237	aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
joel.ns.cloudflare.com	108.162.193.184 172.64.33.184 173.245.59.184 2606:4700:58::adf5:3bb8 2803:f800:50::6ca2:c1b8 2a06:98c1:50::ac40:21b8	joel.ns.cloudflare.com joel.ns.cloudflare.com joel.ns.cloudflare.com joel.ns.cloudflare.com joel.ns.cloudflare.com joel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.18.63	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.180.180	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 44ms

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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.18.63
🔶 Autoconfig	104.21.18.63

🔷 AAAA Records (IPv6)2 records 59ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:123f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:b4b4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 64ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.18.63,172.67.180.180 ech=AEX+DQBBugAgACAXUf+23YDboba4db+V6/wsezT/zYza/z19G+HggcsuXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:123f,2606:4700:3037::ac43:b4b4

📝 TXT Records1 records 219ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF

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

🔗 TLSA / DANE2 records 112ms

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

🔐 DNSSEC9103ms

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	2412909357
Primary NS (MNAME)	aliza.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

52ms

A

52ms

MX

44ms

AAAA

59ms

TXT

219ms

CAA

63ms

HTTPS

64ms

TLSA

112ms

SOA

0ms

MTA-STS

82ms

DNSSEC

9103ms

SRV

91ms

Total

9808ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:51:15	9808ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-22 22:26:40	7453ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 22:24:38	1091ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-17 17:27:14	2798ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-12 06:16:47	3300ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 19:59:12	3633ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-31 18:47:30	910ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-27 22:28:17	1238ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-30 18:23:22	1061ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 04:41:53	1078ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 05:49:17	806ms	3 NS 1 A 1 MX	🔒 Secure	View