nikkasystems.dk

📜 Historical scan 2026-08-30 18:12:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nikkasystems.dk is a .dk domain served by 2 nameservers (jason.ns.cloudflare.com, mia.ns.cloudflare.com). It was registered on 15 January 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.191.204 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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 24ms

Nameserver	IP addresses	PTR	ASN / ISP
jason.ns.cloudflare.com	108.162.193.179 172.64.33.179 173.245.59.179 2606:4700:58::adf5:3bb3 2803:f800:50::6ca2:c1b3 2a06:98c1:50::ac40:21b3	jason.ns.cloudflare.com jason.ns.cloudflare.com jason.ns.cloudflare.com jason.ns.cloudflare.com jason.ns.cloudflare.com jason.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mia.ns.cloudflare.com	108.162.192.200 172.64.32.200 173.245.58.200 2606:4700:50::adf5:3ac8 2803:f800:50::6ca2:c0c8 2a06:98c1:50::ac40:20c8	mia.ns.cloudflare.com mia.ns.cloudflare.com mia.ns.cloudflare.com mia.ns.cloudflare.com mia.ns.cloudflare.com mia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 22ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.191.204	300s	bravo.nikkasystems.net	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	Falkenstein

📧 MX Records#

2 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	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	300s	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)#

1 records 27ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:c012:a53a::1	300s	bravo.nikkasystems.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 147ms

TXT Record
protonmail-verification=209cff55488d717ad08dd8a1312cf4acc80c8867
v=spf1 include:_spf.protonmail.ch mx -all

✉️ SPF#

Policy	Record (nikkasystems.dk)
-all (hard fail)	v=spf1 include:_spf.protonmail.ch mx -all

📨 DMARC#

Policy	Record (_dmarc.nikkasystems.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:nikkasystems-d@dmarc.report-uri.com; ruf=mailto:postmaster@nikkasystems.com; fo=0; rf=afrf; ri=86400

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

11 records 30ms

Flags	Tag	Value
0	iodef	mailto:security@nikkasystems.com
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-19 08:18:53

www CNAME	nikkasystems.dk (all on nikkasystems.dk) → 49.12.191.204 2a01:4f8:c012:a53a::1 (AS24940)
www vs bare domain	Same network nikkasystems.dk: 49.12.191.204 2a01:4f8:c012:a53a::1 (AS24940) www.nikkasystems.dk: 49.12.191.204 2a01:4f8:c012:a53a::1 (AS24940)
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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.nikkasystems.dk	PVDnRmlikqRTOvud5f8NwV-rBkvA4Ehm90ZpSFOUeso
TXT	_acme-challenge.nikkasystems.dk	c8vgjUttYGc0qS6XLIXjL6asTp5algyzfjFtPj1WT90

🔗 TLSA / DANE#

4 records 507ms

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

🔐 DNSSEC#

92ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413488404
Primary NS (MNAME)	jason.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-19 08:45:10

Field	Value
Registrar	ODERLAND Webbhotell AB
Registered	2018-01-15
Expires	2027-01-31 (104d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
blivsikker.dk	ODERLAND Webbhotell AB

📋 WHOIS#

⏱️ Lookup Timing#

24ms

22ms

26ms

AAAA

27ms

TXT

147ms

CAA

30ms

HTTPS

24ms

TLSA

507ms

SOA

0ms

MTA-STS

50ms

DNSSEC

92ms

SRV

48ms

Total

1674ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 08:18:53	758ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-01 05:40:04	1198ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-26 21:35:43	1579ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-24 17:51:03	2567ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-31 18:30:24	3859ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-30 18:12:12 shown	1674ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-25 22:13:22	1971ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-24 14:50:44	2541ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-09 13:38:48	9484ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-16 13:30:09	9296ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 21:36:40	1440ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-27 19:39:37	3401ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-26 23:22:45	1097ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-26 09:01:23	1528ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 07:52:43	4260ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 00:16:58	1111ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 11:39:14	3872ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 19:10:23	1493ms	2 NS 1 A 2 MX	🔒 Secure