kyuff.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
hal.ns.cloudflare.com	108.162.193.174 172.64.33.174 173.245.59.174 2606:4700:58::adf5:3bae 2803:f800:50::6ca2:c1ae 2a06:98c1:50::ac40:21ae	hal.ns.cloudflare.com hal.ns.cloudflare.com hal.ns.cloudflare.com hal.ns.cloudflare.com hal.ns.cloudflare.com hal.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
yolanda.ns.cloudflare.com	108.162.192.241 172.64.32.241 173.245.58.241 2606:4700:50::adf5:3af1 2803:f800:50::6ca2:c0f1 2a06:98c1:50::ac40:20f1	yolanda.ns.cloudflare.com yolanda.ns.cloudflare.com yolanda.ns.cloudflare.com yolanda.ns.cloudflare.com yolanda.ns.cloudflare.com yolanda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records2 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 301ms

TXT Record
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF

Policy	Record (kyuff.dk)
?all (neutral)	v=spf1 include:spf.messagingengine.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.kyuff.dk	1RARHt4AD5vStHqp8brguGPI5W9yZJ4y9arTrDXoNbo
TXT	_acme-challenge.kyuff.dk	RpCcgmzLy_ppoZojx0hhWclnu5IgX_t-YIgyz5WSJS0

🔗 TLSA / DANE

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

🔐 DNSSEC128ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413122316
Primary NS (MNAME)	hal.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

60ms

MX

39ms

AAAA

54ms

TXT

301ms

CAA

73ms

HTTPS

63ms

TLSA

330ms

SOA

0ms

MTA-STS

98ms

DNSSEC

128ms

SRV

99ms

Total

1145ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 15:17:44	1145ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-26 03:01:45	1889ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-08 04:10:51	1931ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-07-03 01:18:10	943ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-24 07:06:59	848ms	2 NS 0 A 2 MX	❓ Unknown	View
2026-06-17 13:44:14	3631ms	2 NS 0 A 2 MX	🔓 Insecure	View