casperj.dk

Records from scan: 2026-10-16 07:24:49 · 755ms total · last checked 2026-10-17 08:10 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

casperj.dk is a .dk domain served by 2 nameservers (rommy.ns.cloudflare.com, saanvi.ns.cloudflare.com). It was registered on 14 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.42.102 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
rommy.ns.cloudflare.com	108.162.195.20 162.159.44.20 172.64.35.20 2606:4700:58::a29f:2c14 2803:f800:50::6ca2:c314 2a06:98c1:50::ac40:2314	rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
saanvi.ns.cloudflare.com	108.162.194.80 162.159.38.80 172.64.34.80 2606:4700:50::a29f:2650 2803:f800:50::6ca2:c250 2a06:98c1:50::ac40:2250	saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.ns.cloudflare.com saanvi.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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.42.102	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.204.247	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 80ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	3600s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

2 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:2a66	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:ccf7	300s	—	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=188.114.96.1,188.114.97.1 ech=AEX+DQBB9wAgACDKoIUe4yqsNQGpGQpwZ4DvOsRIPR9GsXZSAzjDDvfADAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records#

5 records 198ms

TXT Record
apple-domain=x8PY2sIicoIokddA
pm-verification=xwpvavewnxmiorbrismklienlvyeqy
protonmail-verification=3923f3b02f17020aa2a2b6e7d26398251d32726a
spf2.0/pra
v=spf1 include:_spf.protonmail.ch include:icloud.com ~all

✉️ SPF#

Policy	Record (casperj.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch include:icloud.com ~all

📨 DMARC#

Policy	Record (_dmarc.casperj.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#

checked 2026-10-16 07:24:49

www	104.21.42.102 172.67.204.247 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network casperj.dk: 104.21.42.102 172.67.204.247 2606:4700:3033::6815:2a66 2606:4700:3033::ac43:ccf7 (AS13335) www.casperj.dk: 104.21.42.102 172.67.204.247 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.casperj.dk	7MOnmfzXB6n4i6i_Fm5lYO7x68SxgevnzZEANV0VSgg
TXT	_acme-challenge.casperj.dk	LOdU127t2Bn5A-gkqnQmqmrShwLuNmEa_pOQ6XtlU_Q

🔗 TLSA / DANE#

4 records 196ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

91ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2417570653
Primary NS (MNAME)	rommy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 07:55:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-01-14
Expires	2027-01-13 (87d)

🔗 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#

40ms

38ms

80ms

AAAA

44ms

TXT

198ms

CAA

72ms

HTTPS

74ms

TLSA

196ms

SOA

39ms

MTA-STS

84ms

DNSSEC

91ms

SRV

84ms

Total

755ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 07:24:49 shown	755ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-05 19:26:53	2799ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-25 17:50:38	1486ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-01 12:36:41	1326ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-29 08:09:27	2517ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-24 14:16:55	10486ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-18 23:29:40	6465ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-10 01:45:39	1591ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-30 21:20:44	984ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-27 16:33:21	900ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-22 09:10:10	1168ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-19 18:46:56	990ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-16 19:47:07	550ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-16 19:40:13	735ms	2 NS 2 A 2 MX	🔓 Insecure