ktc.dk

📜 Historical scan 2026-06-24 23:26:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ktc.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 28 August 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 128.140.27.115 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by ktc-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 141ms

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 102ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
128.140.27.115	600s	static.115.27.140.128.clients.your-server.de	AS24940	Hetzner Online GmbH	128.140.0.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 157ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ktc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca04::a 2a01:111:f403:ca09::9 52.101.68.15 52.101.68.16 52.101.73.1 52.101.73.12	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 365ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

5 records 616ms

TXT Record
_globalsign-domain-verification=5Xnq9cT2h9WH_e3kCIVwCYk74qWoUMNOziwcp-iKdB
_globalsign-domain-verification=JXNGQpymb2Tn8MoM_kGPe-BrTH_roP8spMX_fFv2Sp
h00pkgfjtn71bz6nlr898zfw1c3l3ngv
MS=ms11426534
v=spf1 ip4:78.156.104.51 include:spf.protection.outlook.com include:servers.mcsv.net include:spf.eu.signature365.net -all

✉️ SPF#

Policy	Record (ktc.dk)
-all (hard fail)	v=spf1 ip4:78.156.104.51 include:spf.protection.outlook.com include:servers.mcsv.net include:spf.eu.signature365.net -all

📨 DMARC#

Policy	Record (_dmarc.ktc.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email

📬 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 2026-10-07 16:35:13

www	128.140.27.115 (AS24940) (address records, no CNAME)
www vs bare domain	Same network ktc.dk: 128.140.27.115 (AS24940) www.ktc.dk: 128.140.27.115 (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#

3 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-ktc-dk._domainkey.tndk1018477.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-ktc-dk._domainkey.tndk1018477.onmicrosoft.com	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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

599ms

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

🏷️ SOA#

157ms

Field	Value
Serial	2026031102
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 2026-10-08 23:50:30

Field	Value
Registrar	DANDOMAIN A/S
Registered	1999-08-28
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

141ms

102ms

157ms

AAAA

108ms

TXT

616ms

CAA

128ms

HTTPS

142ms

TLSA

268ms

SOA

157ms

MTA-STS

317ms

DNSSEC

599ms

SRV

365ms

Total

3522ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 13:39:41	1342ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 12:29:39	1733ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 11:55:55	1632ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 02:46:42	743ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 16:13:52	755ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 23:26:18 shown	3522ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 08:39:15	894ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 15:35:21	1700ms	2 NS 1 A 1 MX	🔒 Secure