alt-service.dk DNS records

🖥️ Nameservers2 records 118ms

Nameserver	IP addresses	PTR	ASN / ISP
leah.ns.cloudflare.com	108.162.192.129 172.64.32.129 173.245.58.129 2606:4700:50::adf5:3a81 2803:f800:50::6ca2:c081 2a06:98c1:50::ac40:2081	leah.ns.cloudflare.com leah.ns.cloudflare.com leah.ns.cloudflare.com leah.ns.cloudflare.com leah.ns.cloudflare.com leah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tim.ns.cloudflare.com	108.162.193.145 172.64.33.145 173.245.59.145 2606:4700:58::adf5:3b91 2803:f800:50::6ca2:c191 2a06:98c1:50::ac40:2191	tim.ns.cloudflare.com tim.ns.cloudflare.com tim.ns.cloudflare.com tim.ns.cloudflare.com tim.ns.cloudflare.com tim.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.114	300s	linux22.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 109ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	300s	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	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 Records3 records 455ms

TXT Record
google-site-verification=V-vTchnFvzGDk96uCVypl0KXcBK-tiNZOADrAPJTBYU
v=spf1 a include:spf.curanet.dk ~all
v=spf1 a mx ptr all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (alt-service.dk)
~all (soft fail)	v=spf1 a include:spf.curanet.dk ~all
no all — incomplete SPF	v=spf1 a mx ptr 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.alt-service.dk	Ikk5XnuFIPWHgXnGTw6S2UKfLalHVqyIuWoxm0FoTk8
TXT	_acme-challenge.alt-service.dk	WANPSHT2S8lElWAQBp6drq-uhub4l_jSRxMcp2SeOa8

🔗 TLSA / DANE

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

🔐 DNSSEC333ms

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	2413512615
Primary NS (MNAME)	leah.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

118ms

A

83ms

MX

109ms

AAAA

90ms

TXT

455ms

CAA

123ms

HTTPS

87ms

TLSA

192ms

SOA

0ms

MTA-STS

167ms

DNSSEC

333ms

SRV

137ms

Total

1577ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 03:13:13	1577ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-06 11:23:37	962ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-28 17:46:41	2036ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-24 04:17:34	886ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-23 23:40:45	4690ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-21 04:26:06	1193ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 12:56:15	1213ms	2 NS 1 A 2 MX	🔓 Insecure	View