jkjohnsen.dk

📜 Historical scan 2026-09-01 00:25:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jkjohnsen.dk is a .dk domain served by 2 nameservers (elmo.ns.cloudflare.com, lindsey.ns.cloudflare.com). It was registered on 25 September 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 4 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
elmo.ns.cloudflare.com	108.162.193.163 172.64.33.163 173.245.59.163 2606:4700:58::adf5:3ba3 2803:f800:50::6ca2:c1a3 2a06:98c1:50::ac40:21a3	elmo.ns.cloudflare.com elmo.ns.cloudflare.com elmo.ns.cloudflare.com elmo.ns.cloudflare.com elmo.ns.cloudflare.com elmo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lindsey.ns.cloudflare.com	108.162.194.5 162.159.38.5 172.64.34.5 2606:4700:50::a29f:2605 2803:f800:50::6ca2:c205 2a06:98c1:50::ac40:2205	lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

6 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c0f::1b 2a00:1450:4010:c0f::1b 74.125.131.27	lt-in-x1b.1e100.net lt-in-f27.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
15	300s	75al7usux5ogrguefxdtcylcn67m5sstyzmd4ekljkvvjxaouckq.mx-verification.google.com	—	—	—

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 209ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (jkjohnsen.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.jkjohnsen.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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 11:45:33

www	Exists, no address
www vs bare domain	Neither resolves jkjohnsen.dk: no address www.jkjohnsen.dk: no address
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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.jkjohnsen.dk	ZiPtOi0-QJegXBeLfLTVHVi7gPXjANOrMT4KaeCcc5A
TXT	_acme-challenge.jkjohnsen.dk	roCz_D-aPRLs5uSJy6WH-sCibDmln787uP3SfdfbPeQ

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2413686572
Primary NS (MNAME)	elmo.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 04:38:51

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-09-25
Expires	2027-09-30 (345d)

🔗 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#

46ms

52ms

44ms

AAAA

47ms

TXT

209ms

CAA

52ms

HTTPS

53ms

TLSA

127ms

SOA

0ms

MTA-STS

72ms

DNSSEC

82ms

SRV

79ms

Total

1309ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 11:45:33	817ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-13 04:58:07	2620ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-12 04:23:07	772ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-11 04:20:26	554ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-08 02:56:54	902ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-07 02:51:59	4163ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-05 22:57:58	1005ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-04 22:55:50	1873ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-02 22:31:48	740ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-01 22:30:37	2647ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-27 21:50:55	1386ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-26 21:29:22	829ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-23 20:12:24	1627ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-15 07:06:55	5849ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-04 02:32:35	2852ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-01 00:25:14 shown	1309ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-28 22:48:10	2230ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-25 06:09:04	1843ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-24 05:35:58	1606ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-23 03:07:33	2909ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-22 02:59:50	2271ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-13 20:17:11	1635ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-12 15:30:00	9044ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-10 01:32:42	9003ms	2 NS 0 A 6 MX	🔒 Secure
2026-08-07 07:58:12	1550ms	2 NS 0 A 6 MX	🔒 Secure