nexpertia.dk

Records from scan: 2026-10-13 06:42:04 · 1252ms total · last checked 2026-10-17 10:31 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nexpertia.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 20 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.180 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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#

3 records 107ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.180	3600s	linux290.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

2 records 87ms

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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	93.191.156.180
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 122ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

3 records 258ms

TXT Record
google-site-verification=Cp19lVqYtycYImtAkjRZInEt7f9ubXVHOApE_3D-nSs
protonmail-verification=f361f8741f1629c28dd26f60b3fd645fc623eec4
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.nexpertia.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-13 06:42:04

www	93.191.156.180 (AS48854) (address records, no CNAME)
www vs bare domain	Same network nexpertia.dk: 93.191.156.180 (AS48854) www.nexpertia.dk: 93.191.156.180 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
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
mail	protonmail.domainkey.df6o6dyaqg3hif623r3r7czxp6fpoks26nqzb4hbmgnv4zskpgq6a.domains.proton.ch	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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 114ms

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#

206ms

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

🏷️ SOA#

77ms

Field	Value
Serial	2026101200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 07:03:16

Field	Value
Registrar	Simply.com A/S
Registered	2025-02-20
Expires	2027-02-19 (124d)

🔗 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#

107ms

99ms

87ms

AAAA

99ms

TXT

258ms

CAA

102ms

HTTPS

107ms

TLSA

114ms

SOA

77ms

MTA-STS

133ms

DNSSEC

206ms

SRV

122ms

Total

1252ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 06:42:04 shown	1252ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-03 15:45:54	1965ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-29 15:21:31	2236ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-31 18:04:16	649ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-21 11:07:19	1624ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-13 21:21:46	7729ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-28 16:38:28	902ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-26 08:59:07	1627ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-26 00:28:47	716ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-23 11:45:50	704ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-20 17:01:07	1019ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 02:24:32	958ms	3 NS 1 A 2 MX	🔒 Secure