lundgaardchristensen.dk

📜 Historical scan 2026-08-23 17:23:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

lundgaardchristensen.dk is a .dk domain served by 2 nameservers (jill.ns.cloudflare.com, rajeev.ns.cloudflare.com). It was registered on 5 January 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.88.89 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by lundgaardchristensen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 50ms

Nameserver	IP addresses	PTR	ASN / ISP
jill.ns.cloudflare.com	108.162.192.122 172.64.32.122 173.245.58.122 2606:4700:50::adf5:3a7a 2803:f800:50::6ca2:c07a 2a06:98c1:50::ac40:207a	jill.ns.cloudflare.com jill.ns.cloudflare.com jill.ns.cloudflare.com jill.ns.cloudflare.com jill.ns.cloudflare.com jill.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rajeev.ns.cloudflare.com	108.162.193.224 172.64.33.224 173.245.59.224 2606:4700:58::adf5:3be0 2803:f800:50::6ca2:c1e0 2a06:98c1:50::ac40:21e0	rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.89	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.174.176	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	lundgaardchristensen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::7 52.101.103.137 52.101.68.0 52.101.68.21 52.101.68.3	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00403.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 → 40.104.116.24
🔶 Autoconfig	104.21.88.89

🔷 AAAA Records (IPv6)#

2 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:aeb0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:5859	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.89,172.67.174.176 ech=AEX+DQBBIgAgACDOtQ3053aPAPHpudun+X+XZqInF7Z+ecPSgFoIC0EzYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:aeb0,2606:4700:3037::6815:5859

🔌 SRV Records#

1 records 102ms

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

📝 TXT Records#

2 records 241ms

TXT Record
MS=ms45998946
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (lundgaardchristensen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.lundgaardchristensen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@todo-it.dk; ruf=mailto:dmarc@todo-it.dk; 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 2026-10-10 13:41:46

www	104.21.88.89 172.67.174.176 2606:4700:3034::ac43:aeb0 2606:4700:3037::6815:5859 (AS13335) (address records, no CNAME)
www vs bare domain	Same network lundgaardchristensen.dk: 104.21.88.89 172.67.174.176 2606:4700:3034::ac43:aeb0 2606:4700:3037::6815:5859 (AS13335) www.lundgaardchristensen.dk: 104.21.88.89 172.67.174.176 2606:4700:3034::ac43:aeb0 2606:4700:3037::6815:5859 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-lundgaardchristensen-dk._domainkey.kccryptohuset.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-lundgaardchristensen-dk._domainkey.kccryptohuset.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

100ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412916039
Primary NS (MNAME)	jill.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 17:38:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2024-01-05
Expires	2027-01-04 (77d)

📋 WHOIS#

⏱️ Lookup Timing#

50ms

55ms

71ms

AAAA

58ms

TXT

241ms

CAA

71ms

HTTPS

58ms

TLSA

376ms

SOA

0ms

MTA-STS

74ms

DNSSEC

100ms

SRV

102ms

Total

1927ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 13:41:45	3183ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-06 04:37:56	1788ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-24 01:49:14	1414ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-17 09:25:51	1960ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-23 17:23:52 shown	1927ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-09 23:21:46	2743ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-02 09:34:52	2219ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-26 19:28:24	25174ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-18 16:53:34	1475ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-06 08:53:25	2900ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-26 06:21:14	1065ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 14:42:25	756ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 13:59:23	3629ms	2 NS 2 A 1 MX	🔒 Secure