dtacampus.dk

📜 Historical scan 2026-09-09 01:33:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dtacampus.dk is a .dk domain served by 2 nameservers (luke.ns.cloudflare.com, rosalyn.ns.cloudflare.com). It was registered on 10 November 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.226 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 122ms

Nameserver	IP addresses	PTR	ASN / ISP
luke.ns.cloudflare.com	108.162.193.200 172.64.33.200 173.245.59.200 2606:4700:58::adf5:3bc8 2803:f800:50::6ca2:c1c8 2a06:98c1:50::ac40:21c8	luke.ns.cloudflare.com luke.ns.cloudflare.com luke.ns.cloudflare.com luke.ns.cloudflare.com luke.ns.cloudflare.com luke.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rosalyn.ns.cloudflare.com	108.162.194.59 162.159.38.59 172.64.34.59 2606:4700:50::a29f:263b 2803:f800:50::6ca2:c23b 2a06:98c1:50::ac40:223b	rosalyn.ns.cloudflare.com rosalyn.ns.cloudflare.com rosalyn.ns.cloudflare.com rosalyn.ns.cloudflare.com rosalyn.ns.cloudflare.com rosalyn.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 129ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.43.226	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.186.186	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 149ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:2be2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:baba	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 109ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.43.226,172.67.186.186 ech=AEX+DQBBogAgACDJegCDrN0eoFXGjM3lIVXvqNYbUlXrvp36d4ycrGsmLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2be2,2606:4700:3036::ac43:baba

📝 TXT Records#

1 records 250ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.dtacampus.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:497bfb85bc664fab8e1a031ef9f94929@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 2026-10-09 11:33:24

www	104.21.43.226 172.67.186.186 2606:4700:3032::6815:2be2 2606:4700:3036::ac43:baba (AS13335) (address records, no CNAME)
www vs bare domain	Same network dtacampus.dk: 104.21.43.226 172.67.186.186 2606:4700:3032::6815:2be2 2606:4700:3036::ac43:baba (AS13335) www.dtacampus.dk: 104.21.43.226 172.67.186.186 2606:4700:3032::6815:2be2 2606:4700:3036::ac43:baba (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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

202ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414077124
Primary NS (MNAME)	luke.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 08:05:10

Field	Value
Registrar	Greait
Registered	2017-11-10
Expires	2027-05-31 (221d)

📋 WHOIS#

⏱️ Lookup Timing#

122ms

129ms

108ms

AAAA

149ms

TXT

250ms

CAA

121ms

HTTPS

109ms

TLSA

301ms

SOA

0ms

MTA-STS

120ms

DNSSEC

202ms

SRV

138ms

Total

1808ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:33:24	1253ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-30 07:46:34	625ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-09 01:33:24 shown	1808ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-28 05:08:33	772ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-27 05:35:48	518ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-26 05:33:27	554ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-23 22:19:33	879ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-13 16:41:31	859ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-21 00:38:14	2807ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-01 12:12:54	759ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-25 15:31:06	934ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-23 04:14:10	713ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 07:48:14	1809ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 04:50:20	2526ms	2 NS 1 A 1 MX	🔒 Secure