dif-aarhus.dk

📜 Historical scan 2026-09-27 23:58:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dif-aarhus.dk is a .dk domain served by 2 nameservers (henrik.ns.cloudflare.com, lily.ns.cloudflare.com). It was registered on 28 September 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.47.102 is hosted by Cloudflare, Inc. (AS13335). 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
henrik.ns.cloudflare.com	108.162.195.105 162.159.44.105 172.64.35.105 2606:4700:58::a29f:2c69 2803:f800:50::6ca2:c369 2a06:98c1:50::ac40:2369	henrik.ns.cloudflare.com henrik.ns.cloudflare.com henrik.ns.cloudflare.com henrik.ns.cloudflare.com henrik.ns.cloudflare.com henrik.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lily.ns.cloudflare.com	108.162.192.130 172.64.32.130 173.245.58.130 2606:4700:50::adf5:3a82 2803:f800:50::6ca2:c082 2a06:98c1:50::ac40:2082	lily.ns.cloudflare.com lily.ns.cloudflare.com lily.ns.cloudflare.com lily.ns.cloudflare.com lily.ns.cloudflare.com lily.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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.47.102	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.146.129	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 53ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:9281	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:2f66	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 41ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.47.102,172.67.146.129 ech=AEX+DQBBXwAgACBpZ/MBLpQy9QmmGKzHdE/xlOJ2iMmUfU3krv/kCGzmQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9281,2606:4700:3037::6815:2f66

📝 TXT Records#

2 records 182ms

TXT Record
google-site-verification=x_gRxTeNwXCvH8sgqn2h0i9yxVc1sDYjkzJcvbRifv0
v=spf1 -all

✉️ SPF#

Policy	Record (dif-aarhus.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.dif-aarhus.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:5e0e38b4d6584140a03b23b0959e089d@dmarc-reports.cloudflare.net,mailto:cheapfix.aps@gmail.com
p=reject	v=DMARC1; p=reject; rua=mailto:cheapfix.aps@gmail.com
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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 2026-10-17 00:01:08

www	104.21.47.102 172.67.146.129 2606:4700:3033::ac43:9281 2606:4700:3037::6815:2f66 (AS13335) (address records, no CNAME)
www vs bare domain	Same network dif-aarhus.dk: 104.21.47.102 172.67.146.129 2606:4700:3033::ac43:9281 2606:4700:3037::6815:2f66 (AS13335) www.dif-aarhus.dk: 104.21.47.102 172.67.146.129 2606:4700:3033::ac43:9281 2606:4700:3037::6815:2f66 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.dif-aarhus.dk	VGdDhkYb1BPYRFYxSEFkyzTrPjDyfnPGc3tCgX7b0HA
TXT	_acme-challenge.dif-aarhus.dk	zyDLWK0wi_xrU3iezMq-CTSXuOUEjxPC7nti1KdWRDg

🔗 TLSA / DANE#

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

🔐 DNSSEC#

121ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2416030162
Primary NS (MNAME)	henrik.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 00:25:06

Field	Value
Registrar	nordicway ApS
Registered	2008-09-28
Expires	2027-09-30 (347d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
frieboe.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

38ms

41ms

AAAA

53ms

TXT

182ms

CAA

50ms

HTTPS

41ms

TLSA

55ms

SOA

0ms

MTA-STS

56ms

DNSSEC

121ms

SRV

72ms

Total

1144ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 00:01:08	2015ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-10 08:29:03	3296ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-09 04:16:56	974ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-06 05:00:59	583ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-01 04:15:17	971ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-29 00:21:37	626ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-27 23:58:13 shown	1144ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-26 23:52:21	1146ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-25 23:23:33	1074ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-23 23:01:59	778ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-17 09:27:35	1104ms	4 NS 0 A 0 MX	⚠️ Bogus
2026-09-07 16:27:29	1899ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-23 23:51:04	1298ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-22 07:59:10	918ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 02:45:52	509ms	2 NS 1 A 2 MX	🔒 Secure