seedorf.dk

📜 Historical scan 2026-08-18 16:14:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seedorf.dk is a .dk domain served by 2 nameservers (lynn.ns.cloudflare.com, nicole.ns.cloudflare.com). It was registered on 2 January 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.21.206 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route2.mx.cloudflare.net, route3.mx.cloudflare.net and 1 more. The zone is DNSSEC-signed and validates, 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 47ms

Nameserver	IP addresses	PTR	ASN / ISP
lynn.ns.cloudflare.com	108.162.193.201 172.64.33.201 173.245.59.201 2606:4700:58::adf5:3bc9 2803:f800:50::6ca2:c1c9 2a06:98c1:50::ac40:21c9	lynn.ns.cloudflare.com lynn.ns.cloudflare.com lynn.ns.cloudflare.com lynn.ns.cloudflare.com lynn.ns.cloudflare.com lynn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nicole.ns.cloudflare.com	108.162.192.211 172.64.32.211 173.245.58.211 2606:4700:50::adf5:3ad3 2803:f800:50::6ca2:c0d3 2a06:98c1:50::ac40:20d3	nicole.ns.cloudflare.com nicole.ns.cloudflare.com nicole.ns.cloudflare.com nicole.ns.cloudflare.com nicole.ns.cloudflare.com nicole.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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.21.206	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.200.85	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	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.
55	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.
57	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.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	46.32.147.173
🔶 Autoconfig	46.32.147.173

🔷 AAAA Records (IPv6)#

2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:15ce	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:c855	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 45ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.21.206,172.67.200.85 ech=AEX+DQBBUQAgACBBvW8wwWkSjctqb7tx9tCprBLfoucdl1mXS3xQ8ro8QQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:15ce,2606:4700:3037::ac43:c855

📝 TXT Records#

1 records 164ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.seedorf.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:f74d9a2df8d9480c9a9d4c88bd22213c@dmarc-reports.cloudflare.net

📬 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 2026-10-16 19:33:23

www	104.21.21.206 172.67.200.85 2606:4700:3031::6815:15ce 2606:4700:3037::ac43:c855 (AS13335) (address records, no CNAME)
www vs bare domain	Same network seedorf.dk: 104.21.21.206 172.67.200.85 2606:4700:3031::6815:15ce 2606:4700:3037::ac43:c855 (AS13335) www.seedorf.dk: 104.21.21.206 172.67.200.85 2606:4700:3031::6815:15ce 2606:4700:3037::ac43:c855 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 260ms

Service / Owner	Type	Cert association
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.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
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.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
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#

142ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2412446639
Primary NS (MNAME)	lynn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 06:55:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-01-02
Expires	2031-01-31 (1558d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

52ms

53ms

AAAA

46ms

TXT

164ms

CAA

45ms

HTTPS

45ms

TLSA

260ms

SOA

0ms

MTA-STS

8085ms

DNSSEC

142ms

SRV

105ms

Total

10359ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 19:33:23	1610ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-12 15:01:11	881ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-09 09:13:30	710ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-09 06:51:33	1204ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-01 04:39:33	1019ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-27 01:56:52	901ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-23 21:00:24	1163ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-18 21:13:45	1125ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-12 21:12:41	1236ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-04 19:53:34	1508ms	2 NS 2 A 3 MX	🔒 Secure
2026-08-22 18:49:23	14963ms	2 NS 2 A 3 MX	🔒 Secure
2026-08-18 16:14:51 shown	10359ms	2 NS 2 A 3 MX	🔒 Secure
2026-08-15 05:08:10	6165ms	2 NS 2 A 3 MX	🔒 Secure
2026-07-29 02:17:09	2312ms	2 NS 2 A 3 MX	🔒 Secure
2026-07-05 20:22:49	19305ms	2 NS 2 A 3 MX	🔒 Secure
2026-06-20 17:26:38	928ms	2 NS 2 A 3 MX	🔒 Secure
2026-06-17 12:20:21	2142ms	2 NS 2 A 3 MX	🔒 Secure