codingclassodense.dk

📜 Historical scan 2026-06-16 21:41:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

codingclassodense.dk is a .dk domain served by 2 nameservers (lee.ns.cloudflare.com, nina.ns.cloudflare.com). It was registered on 26 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.178 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, 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 69ms

Nameserver	IP addresses	PTR	ASN / ISP
lee.ns.cloudflare.com	—	—	—
nina.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.85.178	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.208.176	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:55b2	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:d0b0	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 74ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.85.178,172.67.208.176 ech=AEX+DQBBlwAgACARtnhQ7LTw1FhCMpClda8WTnV4Yh2JhRcKaIGJtucSdAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:55b2,2606:4700:3035::ac43:d0b0

📝 TXT Records#

1 records 163ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.codingclassodense.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-13 23:29:18

www	NXDOMAIN
www vs bare domain	www does not resolve codingclassodense.dk: 104.21.85.178 172.67.208.176 2606:4700:3036::6815:55b2 2606:4700:3037::ac43:d0b0 (AS13335) www.codingclassodense.dk: no address (all like this)
Wildcard	No

🔎 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#

174ms

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

🏷️ SOA#

64ms

Field	Value
Serial	2405846966
Primary NS (MNAME)	lee.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 22:47:48

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-03-26
Expires	2027-03-31 (160d)

🔗 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#

69ms

73ms

48ms

AAAA

48ms

TXT

163ms

CAA

61ms

HTTPS

74ms

TLSA

2051ms

SOA

64ms

MTA-STS

62ms

DNSSEC

174ms

SRV

0ms

Total

2469ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 09:54:47	1258ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 09:38:04	670ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-17 17:46:41	713ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 22:07:59	622ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-06 18:48:40	1423ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-16 11:37:16	2720ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-28 07:14:45	756ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 10:19:44	749ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 21:41:12 shown	2469ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 21:41:11	376ms	2 NS 2 A 0 MX	🔓 Insecure