casperj.dk

📜 Historical scan 2026-08-10 01:45:39  ·  ← Latest scan
⬇ 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   54ms
NameserverIP addressesPTRASN / 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   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   58ms
PriorityTTLMail ServerIP addressesPTRASN
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   45ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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   64ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.42.102,172.67.204.247 ech=AEX+DQBBMAAgACBOzhe/5y08okdSS6w2anPzLAmZav1U3QMy51I7lYWKYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2a66,2606:4700:3033::ac43:ccf7

📝 TXT Records#

5 records   187ms
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#

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

📨 DMARC#

PolicyRecord (_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#

latest probe, not this scan · checked 2026-10-16 07:24:49
www104.21.42.102 172.67.204.247 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   152ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
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#

83ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2411548227
Primary NS (MNAME)rommy.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 07:55:18
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2025-01-14
Expires2027-01-13 (86d)

🔗 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#

NS
54ms
A
43ms
MX
58ms
AAAA
45ms
TXT
187ms
CAA
42ms
HTTPS
64ms
TLSA
152ms
SOA
0ms
MTA-STS
62ms
DNSSEC
83ms
SRV
75ms
Total
1591ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 07:24:49 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 shown 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
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