ontheair.dk

📜 Historical scan 2026-06-17 18:16:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ontheair.dk is a .dk domain served by 2 nameservers (rafe.ns.cloudflare.com, west.ns.cloudflare.com). It was registered on 19 November 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mxext1.mailbox.org, mxext2.mailbox.org and 1 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 135ms

Nameserver	IP addresses	PTR	ASN / ISP
rafe.ns.cloudflare.com	108.162.192.216 172.64.32.216 173.245.58.216 2606:4700:50::adf5:3ad8 2803:f800:50::6ca2:c0d8 2a06:98c1:50::ac40:20d8	rafe.ns.cloudflare.com rafe.ns.cloudflare.com rafe.ns.cloudflare.com rafe.ns.cloudflare.com rafe.ns.cloudflare.com rafe.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
west.ns.cloudflare.com	108.162.193.247 172.64.33.247 173.245.59.247 2606:4700:58::adf5:3bf7 2803:f800:50::6ca2:c1f7 2a06:98c1:50::ac40:21f7	west.ns.cloudflare.com west.ns.cloudflare.com west.ns.cloudflare.com west.ns.cloudflare.com west.ns.cloudflare.com west.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 129ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.13.9	—	—	AS13335	—	—	—	—
172.67.167.222	—	—	AS13335	—	—	—	—

📧 MX Records#

3 records 117ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mxext1.mailbox.org	2001:67c:2050:104:0:1:25:1 80.241.60.212	mx1.mailbox.org mx1.mailbox.org	AS199118 Heinlein Support GmbH AS199118 Heinlein Support GmbH
10	—	mxext2.mailbox.org	2001:67c:2050:104:0:2:25:1 80.241.60.215	mx2.mailbox.org mx2.mailbox.org	AS199118 Heinlein Support GmbH AS199118 Heinlein Support GmbH
20	—	mxext3.mailbox.org	2001:67c:2050:104:0:3:25:1 80.241.60.216	mx3.mailbox.org mx3.mailbox.org	AS199118 Heinlein Support GmbH AS199118 Heinlein Support GmbH

🔷 AAAA Records (IPv6)#

2 records 140ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:d09	—	—	AS13335	—	—	—	—
2606:4700:3037::ac43:a7de	—	—	AS13335	—	—	—	—

🔐 HTTPS Records#

1 records 86ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.13.9,172.67.167.222 ech=AEX+DQBBRAAgACBAF8OLjslXb56Z4kGI5+YTxt4Bss0Wa+xwHsN30ES1WwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:d09,2606:4700:3037::ac43:a7de

📝 TXT Records#

1 records 184ms

TXT Record
v=spf1 include:mailbox.org ~all

✉️ SPF#

Policy	Record (ontheair.dk)
~all (soft fail)	v=spf1 include:mailbox.org ~all

📨 DMARC#

Policy	Record (_dmarc.ontheair.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:postmaster@ontheair.dk

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 15:02:07

www	104.21.13.9 172.67.167.222 2606:4700:3034::6815:d09 2606:4700:3034::ac43:a7de (AS13335) (address records, no CNAME)
www vs bare domain	Same network ontheair.dk: 104.21.13.9 172.67.167.222 2606:4700:3034::6815:d09 2606:4700:3034::ac43:a7de (AS13335) www.ontheair.dk: 104.21.13.9 172.67.167.222 2606:4700:3034::6815:d09 2606:4700:3034::ac43:a7de (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 185ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…

🔐 DNSSEC#

180ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

132ms

Field	Value
Serial	2404882293
Primary NS (MNAME)	rafe.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-22 01:09:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-11-19
Expires	2026-11-30 (38d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
rmaonline.dk	Punktum dk A/S (direct)
stopthespam.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

135ms

129ms

117ms

AAAA

140ms

TXT

184ms

CAA

128ms

HTTPS

86ms

TLSA

185ms

SOA

132ms

MTA-STS

116ms

DNSSEC

180ms

SRV

0ms

Total

1416ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 10:33:25	824ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-01 07:06:49	1788ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-28 06:25:48	1933ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-25 05:09:58	821ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-18 23:11:13	1847ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-16 22:50:00	1625ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-09 21:33:24	10210ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-28 19:13:24	3219ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 15:49:53	1140ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-24 18:22:28	10658ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-20 20:40:12	18950ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-01 10:34:40	1325ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-24 16:10:28	999ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 18:16:44 shown	1416ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 17:55:43	5525ms	2 NS 2 A 3 MX	🔓 Insecure