exa.dk

Records from scan: 2026-10-12 04:22:03 · 1431ms total · last checked 2026-10-21 04:12 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

exa.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 7 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.100.3.34 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by .. The zone is DNSSEC-signed and validates, has no 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#

2 records 295ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 292ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.100.3.34	43200s	—	AS8075	Microsoft Corporation	23.100.0.0/15	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

1 records 276ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	exa.dk → 23.100.3.34
🔶 Autoconfig	exa.dk → 23.100.3.34

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-12 04:22:03

www CNAME	exa.dk (all on exa.dk) → 23.100.3.34 (AS8075)
www vs bare domain	Same network exa.dk: 23.100.3.34 (AS8075) www.exa.dk: 23.100.3.34 (AS8075)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.exa.dk	exa.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

386ms

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

🏷️ SOA#

90ms

Field	Value
Serial	2026101101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-12 04:39:21

Field	Value
Registrar	ONE.COM A/S
Registered	2002-08-07
Expires	2027-08-31 (312d)

🔗 Same registrant#

3 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).

Domain	Registrar
hj.dk	ONE.COM A/S
mfj.dk	ONE.COM A/S
presma.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

295ms

292ms

276ms

AAAA

270ms

TXT

485ms

CAA

294ms

HTTPS

273ms

TLSA

196ms

SOA

90ms

MTA-STS

327ms

DNSSEC

386ms

SRV

353ms

Total

1431ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 04:22:03 shown	1431ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 22:21:45	476ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 19:46:12	2624ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 12:13:40	562ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 16:25:01	913ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 18:20:21	870ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-14 15:13:23	688ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 14:36:26	613ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 09:18:31	600ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 20:44:03	829ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:08:39	911ms	2 NS 1 A 0 MX	🔒 Secure