kotmark.dk

📜 Historical scan 2026-06-18 03:54:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kotmark.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 September 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no 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 106ms

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#

🌍

No A records found

📧 MX Records#

7 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	aspmx.l.google.com	142.250.147.26 2a00:1450:4001:c21::1a	rd-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	—	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	—	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4008:c01::1b	so-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx2.googlemail.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx3.googlemail.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx4.googlemail.com	172.253.158.27 2404:6800:4008:c01::1b	so-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx5.googlemail.com	108.177.125.26 2404:6800:400b:c01b::1b	tp-in-f26.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 216ms

TXT Record
google-site-verification=IcID_O_FPfObPrQ4FFCDSe1ebK35tk0czenz4w2SLT0

✉️ 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#

latest probe, not this scan · checked 2026-10-18 17:12:11

www CNAME	ghs.google.com (all on google.com) → 142.251.142.243 2a00:1450:400f:805::2013 (AS15169)
www vs bare domain	Only www resolves kotmark.dk: no address www.kotmark.dk: 142.251.142.243 2a00:1450:400f:805::2013 (AS15169) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

68ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

38ms

Field	Value
Serial	2026061601
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 2026-10-18 17:47:30

Field	Value
Registrar	ONE.COM A/S
Registered	2009-09-24
Expires	2027-09-30 (340d)

🔗 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#

106ms

41ms

36ms

AAAA

47ms

TXT

216ms

CAA

104ms

HTTPS

37ms

TLSA

63ms

SOA

38ms

MTA-STS

69ms

DNSSEC

68ms

SRV

135ms

Total

900ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 17:12:11	915ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-04 02:43:36	4505ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-01 02:29:44	507ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-19 21:22:48	1008ms	2 NS 0 A 7 MX	🔒 Secure
2026-08-25 08:36:25	4864ms	2 NS 0 A 7 MX	🔒 Secure
2026-08-18 00:28:07	4566ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-18 12:04:08	1117ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-02 23:36:58	2660ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-24 13:12:45	1677ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-21 22:56:01	927ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 18:46:16	2931ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-20 05:35:46	723ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-18 03:54:07 shown	900ms	2 NS 0 A 7 MX	🔒 Secure