dac.dk

📜 Historical scan 2026-10-03 11:55:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dac.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 25 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 128.140.81.202 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dac-dk.mail.protection.outlook.com. 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 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 23ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
128.140.81.202	60s	static.202.81.140.128.clients.your-server.de	AS24940	Hetzner Online GmbH	128.140.0.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dac-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09::20 2a01:111:f403:ca09::28 2a01:111:f403:ca21::c 52.101.181.156 52.101.209.31 52.101.73.145 52.101.91.162	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-matpr04cu00302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 53ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	0	443	autodiscover.outlook.com
_sipfederationtls._tcp	100	1	5061	sip.dac.dk

📝 TXT Records#

14 records 143ms

TXT Record
apple-domain-verification=v8yGReki68EfgbD1
dropbox-domain-verification=kudsgkb9d0ug
dropbox-domain-verification=qfkglyiciuqi
facebook-domain-verification=wti47cv1rzz8kpryhxlm0ew6y4189f
google-site-verification=GrNYANgLO91WE1TGYzU4Cu6449psLRw68zavD8sGP0w
google-site-verification=k_ho569HZ164ZG0-DGQWb9oP9oiqqyjl65UqCJkQssE
js22vbgum7jhlvndmaviac2sj3
proxy-ssl.webflow.com
qF6+e1qRNfhRPvrsAmKKvD+20dHCdS+yBofKR4OSdNwj0AP+yvLsuYPOz7mbbOW9sfmh/W5vjT8w32mB0zk5VQ==
qrkk01lqs7l8foklltdkuhq2e2
SFMC-6N3-u9hbVImUDhraz8uq3P52n1GnGvd6hW0VoLRi
SFMC-jT7XvDJ1Of_ynHjgNXOuOa9B_A7LDWKaf2NYatTY
v=spf1 include:_spf57670.spf-protect.dk -all
WB=d2JXeViccE634qbi9zxHWA

✉️ SPF#

Policy	Record (dac.dk)
-all (hard fail)	v=spf1 include:_spf57670.spf-protect.dk -all

📨 DMARC#

Policy	Record (_dmarc.dac.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:671b84250a555@dmarc-dk.centerasecurity.com; ruf=mailto:671b84250a555@dmarc-dk.centerasecurity.com; fo=1;

📬 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 2026-10-09 09:52:20

www	128.140.81.202 (AS24940) (address records, no CNAME)
www vs bare domain	Same network dac.dk: 128.140.81.202 (AS24940) www.dac.dk: 128.140.81.202 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

5 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
s1	s1._domainkey.atlassian.net	RSA · ~2048 bit
s2	s2._domainkey.atlassian.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-dac-dk._domainkey.dacdom.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-dac-dk._domainkey.dacdom.onmicrosoft.com	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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

80ms

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

🏷️ SOA#

23ms

Field	Value
Serial	2026012801
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-13 18:16:41

Field	Value
Registrar	DANDOMAIN A/S
Registered	2001-05-25
Expires	2027-06-30 (249d)

🔗 Same registrant#

20 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
archguide.dk	Punktum dk A/S (direct)
architecturecity.dk	Punktum dk A/S (direct)
architecturetv.dk	DANDOMAIN A/S
architube.dk	DANDOMAIN A/S
arcspace.dk	DANDOMAIN A/S
copenhagenx.dk	Punktum dk A/S (direct)
cphecocampus.dk	DANDOMAIN A/S
dac1.dk	Punktum dk A/S (direct)
dacbookshop.dk	Punktum dk A/S (direct)
danisharchitecturecenter.dk	DANDOMAIN A/S
danisharchitecturecentre.dk	DANDOMAIN A/S
danisharchitectureguide.dk	Punktum dk A/S (direct)
dedicatedtoarchitecture.dk	DANDOMAIN A/S
dk2050.dk	Punktum dk A/S (direct)
gammeldok.dk	Punktum dk A/S (direct)
generocity.dk	Punktum dk A/S (direct)
sprouttalentweek.dk	DANDOMAIN A/S
talentweek.dk	DANDOMAIN A/S
visit-architecture.dk	Punktum dk A/S (direct)
visita.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

27ms

23ms

22ms

AAAA

29ms

TXT

143ms

CAA

23ms

HTTPS

55ms

TLSA

821ms

SOA

23ms

MTA-STS

76ms

DNSSEC

80ms

SRV

53ms

Total

1232ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:52:20	1064ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 11:55:56 shown	1232ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 02:41:05	1272ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 23:26:32	850ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:36:31	972ms	2 NS 1 A 1 MX	🔒 Secure