korffbilcenter.dk

📜 Historical scan 2026-08-27 13:39:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

korffbilcenter.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 24 October 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.221.253.104 is hosted by Unit IT Services ApS (AS42876) in Denmark. Mail is handled by korffbilcenter-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 56ms

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 76ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.221.253.104	600s	—	AS42876	Unit IT Services ApS	77.221.224.0/19	🇩🇰 Denmark	Taastrup

📧 MX Records#

1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	korffbilcenter-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 2a01:111:f403:ca09::f 52.101.68.15 52.101.68.5 52.101.73.123 52.101.73.145	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am6pr02cu00301.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	77.221.253.104
🔶 Autoconfig	77.221.253.104

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 88ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	email.asp1.keyloop.io

📝 TXT Records#

2 records 168ms

TXT Record
v=msv1 t=DB06FD85-AC16-4255-A793-FF6FA1CEDCD9
v=spf1 include:_spf.keyloop.io include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (korffbilcenter.dk)
-all (hard fail)	v=spf1 include:_spf.keyloop.io include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.korffbilcenter.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 08:49:52

www	77.221.253.104 (AS42876) (address records, no CNAME)
www vs bare domain	Same network korffbilcenter.dk: 77.221.253.104 (AS42876) www.korffbilcenter.dk: 77.221.253.104 (AS42876)
Wildcard	Yes: any name under the zone resolves
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#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u2003615.wl116.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u2003615.wl116.sendgrid.net	RSA · ~1024 bit below 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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

119ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025082001
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 2026-10-10 02:59:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-10-24
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

56ms

76ms

57ms

AAAA

58ms

TXT

168ms

CAA

78ms

HTTPS

65ms

TLSA

179ms

SOA

0ms

MTA-STS

76ms

DNSSEC

119ms

SRV

88ms

Total

894ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 01:49:28	1305ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 13:39:36 shown	894ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 20:19:11	1001ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 14:15:08	811ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:37:45	1846ms	2 NS 1 A 1 MX	🔒 Secure