korslund.dk

📜 Historical scan 2026-06-26 22:52:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

korslund.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 July 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.63.209.34 is hosted by TDC Holding A/S (AS3292) in Denmark. 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 223ms

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 229ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.63.209.34	43200s	—	AS3292	TDC Holding A/S	80.62.0.0/15	🇩🇰 Denmark	Ejby

📧 MX Records#

7 records 210ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.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	43200s	aspmx2.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx4.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx5.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-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 551ms

TXT Record
v=spf1 include:aspmx.googlemail.com ~all

✉️ SPF#

Policy	Record (korslund.dk)
~all (soft fail)	v=spf1 include:aspmx.googlemail.com ~all

📨 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 2026-10-10 08:42:36

www CNAME	ghs.google.com (all on google.com) → 142.251.14.121 2a00:1450:4001:c15::79 (AS15169)
www vs bare domain	Different networks korslund.dk: 80.63.209.34 (AS3292) www.korslund.dk: 142.251.14.121 2a00:1450:4001:c15::79 (AS15169) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

519ms

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

🏷️ SOA#

217ms

Field	Value
Serial	2026061001
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 2026-10-10 09:00:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-07-21
Expires	2027-07-31 (280d)

📋 WHOIS#

⏱️ Lookup Timing#

223ms

229ms

210ms

AAAA

203ms

TXT

551ms

CAA

203ms

HTTPS

179ms

TLSA

455ms

SOA

217ms

MTA-STS

258ms

DNSSEC

519ms

SRV

236ms

Total

1977ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 08:42:36	1531ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-29 23:19:47	643ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-23 23:49:27	667ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-09 09:35:29	898ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-03 21:25:18	743ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-11 14:18:35	1534ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-20 22:13:15	5230ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-17 11:37:23	1419ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-11 12:48:50	1253ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-26 22:52:18 shown	1977ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-17 17:05:24	1105ms	2 NS 1 A 7 MX	🔒 Secure