ulrik.dk

📜 Historical scan 2026-06-25 16:54:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ulrik.dk is a .dk domain served by 2 nameservers (rommy.ns.cloudflare.com, suzanne.ns.cloudflare.com). It was registered on 30 January 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.91 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route1.mx.cloudflare.net, route2.mx.cloudflare.net and 1 more. The zone is not DNSSEC-signed, has no 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 201ms

Nameserver	IP addresses	PTR	ASN / ISP
rommy.ns.cloudflare.com	108.162.195.20 162.159.44.20 172.64.35.20 2606:4700:58::a29f:2c14 2803:f800:50::6ca2:c314 2a06:98c1:50::ac40:2314	rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
suzanne.ns.cloudflare.com	108.162.194.87 162.159.38.87 172.64.34.87 2606:4700:50::a29f:2657 2803:f800:50::6ca2:c257 2a06:98c1:50::ac40:2257	suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.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 212ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.43.91	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.107	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 217ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
16	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
60	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
67	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 256ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:2b5b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:b16b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 212ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.43.91,172.67.177.107 ech=AEX+DQBBAwAgACD1cB1qzynifZz5vpPZp1Dxi0PrBvgQIAAjRgK+MfrUXgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2b5b,2606:4700:3032::ac43:b16b

📝 TXT Records#

1 records 643ms

TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (ulrik.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 04:05:24

www	NXDOMAIN
www vs bare domain	www does not resolve ulrik.dk: 104.21.43.91 172.67.177.107 2606:4700:3031::6815:2b5b 2606:4700:3032::ac43:b16b (AS13335) www.ulrik.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 274ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC#

292ms

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

🏷️ SOA#

208ms

Field	Value
Serial	2405121520
Primary NS (MNAME)	rommy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 11:36:37

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-01-30
Expires	2027-03-31 (162d)

📋 WHOIS#

⏱️ Lookup Timing#

201ms

212ms

217ms

AAAA

256ms

TXT

643ms

CAA

165ms

HTTPS

212ms

TLSA

274ms

SOA

208ms

MTA-STS

236ms

DNSSEC

292ms

SRV

269ms

Total

2666ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 10:47:40	1629ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-23 11:55:52	1020ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-21 06:53:43	1029ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-18 07:59:44	2583ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-04 07:53:05	832ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 12:50:40	1049ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 03:19:37	1014ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-31 22:42:39	2219ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-23 09:56:07	10019ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-17 05:57:26	2760ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-15 21:58:51	1753ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-13 04:03:10	9576ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-04 13:18:22	4079ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-26 23:22:53	2470ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-25 16:54:21 shown	2666ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-19 13:17:34	5855ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-18 04:21:57	1157ms	2 NS 2 A 3 MX	🔓 Insecure