seidelindam.dk

📜 Historical scan 2026-09-22 01:49:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seidelindam.dk is a .dk domain served by 2 nameservers (faye.ns.cloudflare.com, glen.ns.cloudflare.com). It was registered on 30 December 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.2.144 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route3.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 26ms

Nameserver	IP addresses	PTR	ASN / ISP
faye.ns.cloudflare.com	108.162.194.180 162.159.38.180 172.64.34.180 2606:4700:50::a29f:26b4 2803:f800:50::6ca2:c2b4 2a06:98c1:50::ac40:22b4	faye.ns.cloudflare.com faye.ns.cloudflare.com faye.ns.cloudflare.com faye.ns.cloudflare.com faye.ns.cloudflare.com faye.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
glen.ns.cloudflare.com	108.162.193.169 172.64.33.169 173.245.59.169 2606:4700:58::adf5:3ba9 2803:f800:50::6ca2:c1a9 2a06:98c1:50::ac40:21a9	glen.ns.cloudflare.com glen.ns.cloudflare.com glen.ns.cloudflare.com glen.ns.cloudflare.com glen.ns.cloudflare.com glen.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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.2.144	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.129.77	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
31	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.
72	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.
76	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	104.21.2.144
🔶 Autoconfig	172.67.129.77

🔷 AAAA Records (IPv6)#

2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:290	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:814d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 42ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.2.144,172.67.129.77 ech=AEX+DQBBiQAgACBDoCtPguU6eqeRTSUEa9ivEL/5uW3kHN2juQhk6KbeRgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:290,2606:4700:3031::ac43:814d

📝 TXT Records#

1 records 183ms

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

✉️ SPF#

Policy	Record (seidelindam.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 2026-10-09 09:44:58

www	104.21.2.144 172.67.129.77 2606:4700:3031::6815:290 2606:4700:3031::ac43:814d (AS13335) (address records, no CNAME)
www vs bare domain	Same network seidelindam.dk: 104.21.2.144 172.67.129.77 2606:4700:3031::6815:290 2606:4700:3031::ac43:814d (AS13335) www.seidelindam.dk: 104.21.2.144 172.67.129.77 2606:4700:3031::6815:290 2606:4700:3031::ac43:814d (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 62ms

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

🔐 DNSSEC#

119ms

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	2415358924
Primary NS (MNAME)	faye.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 22:29:40

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-12-30
Expires	2026-12-31 (72d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

26ms

40ms

29ms

AAAA

47ms

TXT

183ms

CAA

27ms

HTTPS

42ms

TLSA

62ms

SOA

0ms

MTA-STS

60ms

DNSSEC

119ms

SRV

58ms

Total

1105ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:44:58	1227ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-29 17:37:09	1450ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-24 16:22:24	1060ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-23 16:07:28	1238ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-22 01:49:53 shown	1105ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-16 20:46:38	1455ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-06 06:54:52	1620ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-25 17:16:04	1428ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-02 14:52:42	1550ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-26 12:44:34	18488ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-22 05:06:09	2331ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-20 16:49:21	2338ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 13:57:49	3876ms	2 NS 2 A 3 MX	🔓 Insecure