mejborn.dk

📜 Historical scan 2026-09-13 21:45:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mejborn.dk is a .dk domain served by 2 nameservers (dara.ns.cloudflare.com, piotr.ns.cloudflare.com). It was registered on 4 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.249 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
dara.ns.cloudflare.com	108.162.192.91 172.64.32.91 173.245.58.91 2606:4700:50::adf5:3a5b 2803:f800:50::6ca2:c05b 2a06:98c1:50::ac40:205b	dara.ns.cloudflare.com dara.ns.cloudflare.com dara.ns.cloudflare.com dara.ns.cloudflare.com dara.ns.cloudflare.com dara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
piotr.ns.cloudflare.com	108.162.193.222 172.64.33.222 173.245.59.222 2606:4700:58::adf5:3bde 2803:f800:50::6ca2:c1de 2a06:98c1:50::ac40:21de	piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.45.249	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.221.172	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c1e::1b 74.125.205.27	lb-in-f27.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:2df9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:ddac	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.45.249,172.67.221.172 ech=AEX+DQBBbgAgACBNRmbzoHxfE5zAKrLj0P2qnrANpJg7GhzXedk1fH6QHAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2df9,2606:4700:3036::ac43:ddac

📝 TXT Records#

2 records 219ms

TXT Record
v=DMARC1; p=reject; rua=mailto:mathias@mejborn.dk
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (mejborn.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~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 2026-10-15 03:52:01

www	104.21.45.249 172.67.221.172 2606:4700:3031::6815:2df9 2606:4700:3036::ac43:ddac (AS13335) (address records, no CNAME)
www vs bare domain	Same network mejborn.dk: 104.21.45.249 172.67.221.172 2606:4700:3031::6815:2df9 2606:4700:3036::ac43:ddac (AS13335) www.mejborn.dk: 104.21.45.249 172.67.221.172 2606:4700:3031::6815:2df9 2606:4700:3036::ac43:ddac (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.mejborn.dk	or_FNF83ccYjiyAQ74joG-MvSBzFeBppel2FjKEg8ok
TXT	_acme-challenge.mejborn.dk	pQ_NXuzTEF3aP2J4__sUBe5HjW4NjXGmUCQcctvq6Tw

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

79ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414760736
Primary NS (MNAME)	dara.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-02 08:24:29

Field	Value
Registrar	Simply.com A/S
Registered	2006-06-04
Expires	2027-06-30 (249d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

39ms

44ms

AAAA

55ms

TXT

219ms

CAA

46ms

HTTPS

33ms

TLSA

111ms

SOA

0ms

MTA-STS

74ms

DNSSEC

79ms

SRV

75ms

Total

1425ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 03:52:00	2139ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-02 07:49:08	1129ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-24 05:47:28	2561ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-21 08:15:32	913ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-19 16:39:09	1427ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-13 21:45:48 shown	1425ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-03 20:42:09	820ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-28 18:15:56	1161ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-27 17:26:16	842ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-20 07:21:54	8392ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-16 22:24:08	6562ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-05 23:36:59	1837ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-23 03:31:55	26148ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-14 10:13:23	2055ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-12 07:02:40	3331ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-18 22:55:35	1017ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-18 02:39:48	960ms	2 NS 2 A 5 MX	🔓 Insecure