rybber.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
hugh.ns.cloudflare.com	108.162.193.117 172.64.33.117 173.245.59.117 2606:4700:58::adf5:3b75 2803:f800:50::6ca2:c175 2a06:98c1:50::ac40:2175	hugh.ns.cloudflare.com hugh.ns.cloudflare.com hugh.ns.cloudflare.com hugh.ns.cloudflare.com hugh.ns.cloudflare.com hugh.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
naomi.ns.cloudflare.com	108.162.192.208 172.64.32.208 173.245.58.208 2606:4700:50::adf5:3ad0 2803:f800:50::6ca2:c0d0 2a06:98c1:50::ac40:20d0	naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.229.203.225	300s	—	AS216275	Netnoerden ApS	91.229.203.0/24	🇩🇰 Denmark	Virum

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	rybber.dk	91.229.203.225	—	AS216275 Netnoerden ApS

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.71.211
🔶 Autoconfig	104.21.71.211

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.rybber.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:a7efa2269aeb469896977ee90d237a8b@dmarc-reports.cloudflare.net

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records10 records 67ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🔗 TLSA / DANE

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

🔐 DNSSEC81ms

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	2410705178
Primary NS (MNAME)	hugh.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

44ms

A

68ms

MX

44ms

AAAA

50ms

TXT

204ms

CAA

67ms

HTTPS

75ms

TLSA

4040ms

SOA

0ms

MTA-STS

73ms

DNSSEC

81ms

SRV

90ms

Total

4892ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:28:02	4892ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 09:42:55	751ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-31 15:20:21	9013ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-06 20:39:54	1463ms	2 NS 1 A 1 MX	❓ Unknown	View
2026-06-22 22:42:24	2561ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 19:19:07	1169ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 17:35:53	965ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 12:10:50	790ms	2 NS 1 A 1 MX	🔓 Insecure	View