0r.dk

📜 Historical scan 2026-09-05 14:17:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

0r.dk is a .dk domain served by 2 nameservers (ada.ns.cloudflare.com, nico.ns.cloudflare.com). It was registered on 5 December 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.106 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ada.ns.cloudflare.com	108.162.192.54 172.64.32.54 173.245.58.54 2606:4700:50::adf5:3a36 2803:f800:50::6ca2:c036 2a06:98c1:50::ac40:2036	ada.ns.cloudflare.com ada.ns.cloudflare.com ada.ns.cloudflare.com ada.ns.cloudflare.com ada.ns.cloudflare.com ada.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nico.ns.cloudflare.com	108.162.195.147 162.159.44.147 172.64.35.147 2606:4700:58::a29f:2c93 2803:f800:50::6ca2:c393 2a06:98c1:50::ac40:2393	nico.ns.cloudflare.com nico.ns.cloudflare.com nico.ns.cloudflare.com nico.ns.cloudflare.com nico.ns.cloudflare.com nico.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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.106	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.130.146	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	0r.dk → 185.150.196.52
🔶 Autoconfig	0r.dk → 185.150.196.52

🔷 AAAA Records (IPv6)#

2 records 59ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:8292	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:36a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.106,172.67.130.146 ech=AEX+DQBB+gAgACBtS5NGjzWLeY/tyqQY1h/Oa+Ki/tbqeFYMuWD9+iq/IQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:8292,2606:4700:3036::6815:36a

📝 TXT Records#

2 records 168ms

TXT Record
protonmail-verification=07a27fa0e8684b3621122c483570241c26764586
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

Policy	Record (0r.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.0r.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-10 19:41:29

www	104.21.3.106 172.67.130.146 2606:4700:3034::ac43:8292 2606:4700:3036::6815:36a (AS13335) (address records, no CNAME)
www vs bare domain	Same network 0r.dk: 104.21.3.106 172.67.130.146 2606:4700:3034::ac43:8292 2606:4700:3036::6815:36a (AS13335) www.0r.dk: 104.21.3.106 172.67.130.146 2606:4700:3034::ac43:8292 2606:4700:3036::6815:36a (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.0r.dk	STn9I9FFNabo_tZ0GCuusfVFkmQJTYrUpM3Lbz3CMk4
TXT	_acme-challenge.0r.dk	dmuC_2opaTw5PrMTYVEoayePXy5plnTNW7wlAA0fDqw

🔗 TLSA / DANE#

4 records 236ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

113ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414006904
Primary NS (MNAME)	ada.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 15:34:29

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-12-05
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

30ms

40ms

AAAA

59ms

TXT

168ms

CAA

24ms

HTTPS

58ms

TLSA

236ms

SOA

0ms

MTA-STS

53ms

DNSSEC

113ms

SRV

88ms

Total

1292ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 21:25:59	604ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-29 09:37:16	932ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-12 14:54:00	1673ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-05 14:17:55 shown	1292ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-28 23:15:07	2138ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-03 03:55:35	1334ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-28 06:51:12	1992ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-24 09:42:37	1381ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-24 01:24:54	1050ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 23:45:48	1591ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-22 06:09:56	1032ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:33:36	2116ms	2 NS 2 A 2 MX	🔓 Insecure