frederikhammer.dk

📜 Historical scan 2026-08-28 01:37:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frederikhammer.dk is a .dk domain served by 2 nameservers (lloyd.ns.cloudflare.com, tess.ns.cloudflare.com). It was registered on 17 August 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by frederikhammer-dk.mail.protection.outlook.com, gw.mxbox.dk and 1 more. The zone is not DNSSEC-signed, 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 55ms

Nameserver	IP addresses	PTR	ASN / ISP
lloyd.ns.cloudflare.com	108.162.193.197 172.64.33.197 173.245.59.197 2606:4700:58::adf5:3bc5 2803:f800:50::6ca2:c1c5 2a06:98c1:50::ac40:21c5	lloyd.ns.cloudflare.com lloyd.ns.cloudflare.com lloyd.ns.cloudflare.com lloyd.ns.cloudflare.com lloyd.ns.cloudflare.com lloyd.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tess.ns.cloudflare.com	108.162.192.227 172.64.32.227 173.245.58.227 2606:4700:50::adf5:3ae3 2803:f800:50::6ca2:c0e3 2a06:98c1:50::ac40:20e3	tess.ns.cloudflare.com tess.ns.cloudflare.com tess.ns.cloudflare.com tess.ns.cloudflare.com tess.ns.cloudflare.com tess.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

3 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	frederikhammer-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::28 2a01:111:f403:ca09::5 2a01:111:f403:ca48::8 52.101.103.143 52.101.68.10 52.101.73.153 52.101.73.155	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr02cu00203.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
5	300s	gw.mxbox.dk	93.166.126.58	93-166-126-58-static.dk.customer.tdc.net	AS3292 TDC Holding A/S
25	300s	gw.heff.dk	95.138.218.168	gw.heff.dk	AS39642 Sinal A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 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
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

5 records 202ms

TXT Record
G+lrlt5J07XFwjp7ktvzotgKNHMtmC7j9IQJzQSC0yq3cBawp57b+jGM6S5Cca6/Pq7vxvkbz3qXV230s0CqCA==
MS=ms24026223
MS=ms65153579
MS=ms96205457
v=spf1 mx include:spf.protection.outlook.com include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.frederikhammer.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc.rua@mxbox.dk ; ruf=mailto:dmarc.ruf@mxbox.dk;

📬 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 15:54:54

www	104.21.39.64 172.67.169.184 2606:4700:3030::ac43:a9b8 2606:4700:3035::6815:2740 (AS13335) (address records, no CNAME)
www vs bare domain	Only www resolves frederikhammer.dk: no address www.frederikhammer.dk: 104.21.39.64 172.67.169.184 2606:4700:3030::ac43:a9b8 2606:4700:3035::6815:2740 (AS13335) (all like this)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-frederikhammer-dk._domainkey.mxbox.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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2411580638
Primary NS (MNAME)	lloyd.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 13:43:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-08-17
Expires	2030-08-31 (1414d)

📋 WHOIS#

⏱️ Lookup Timing#

55ms

52ms

44ms

AAAA

56ms

TXT

202ms

CAA

56ms

HTTPS

43ms

TLSA

857ms

SOA

0ms

MTA-STS

63ms

DNSSEC

82ms

SRV

88ms

Total

1479ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 13:18:24	1296ms	2 NS 0 A 3 MX	🔓 Insecure
2026-09-27 04:54:42	1771ms	2 NS 0 A 3 MX	🔓 Insecure
2026-09-07 19:50:11	1774ms	2 NS 0 A 3 MX	🔓 Insecure
2026-08-31 12:51:34	897ms	2 NS 0 A 3 MX	🔓 Insecure
2026-08-28 01:37:31 shown	1479ms	2 NS 0 A 3 MX	🔓 Insecure
2026-08-08 14:27:50	9563ms	2 NS 0 A 3 MX	🔓 Insecure
2026-08-01 15:48:29	2227ms	2 NS 0 A 3 MX	🔓 Insecure
2026-06-25 15:38:19	4603ms	2 NS 0 A 3 MX	🔓 Insecure
2026-06-22 15:04:49	1178ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 07:23:19	1652ms	2 NS 0 A 3 MX	🔓 Insecure
2026-06-17 09:21:05	1794ms	2 NS 0 A 3 MX	🔓 Insecure