brdrkjaer.dk

📜 Historical scan 2026-06-20 15:47:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

brdrkjaer.dk is a .dk domain served by 3 nameservers (ns4.dns-123.net, ns5.dns-123.net, ns6.dns-123.net). It was registered on 25 November 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.210.177.56 is hosted by CoMaSys ApS (AS51377) in Denmark. Mail is handled by brdrkjaer-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#

3 records 111ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records#

1 records 135ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.210.177.56	7200s	185-210-177-56.comasys.dk	AS51377	CoMaSys ApS	185.210.176.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 127ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	7200s	brdrkjaer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::8 2a01:111:f403:ca04::a 2a01:111:f403:ca09::e 52.101.68.25 52.101.68.32 52.101.68.36 52.101.73.4	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 52.98.179.120
🔶 Autoconfig	185.210.177.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 258ms

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

📝 TXT Records#

1 records 506ms

TXT Record
v=spf1 include:spf.protection.outlook.com ip4:46.36.211.197 -all

✉️ SPF#

Policy	Record (brdrkjaer.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:46.36.211.197 -all

📨 DMARC#

Policy	Record (_dmarc.brdrkjaer.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; fo=1; rf=afrf; rua=mailto:dmarc@brdrkjaer.dk; ruf=mailto:dmarc@brdrkjaer.dk; pct=100; ri=86400

📬 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 2026-10-15 00:57:14

www	185.210.177.56 (AS51377) (address records, no CNAME)
www vs bare domain	Same network brdrkjaer.dk: 185.210.177.56 (AS51377) www.brdrkjaer.dk: 185.210.177.56 (AS51377)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-brdrkjaer-dk._domainkey.brdrkjaer.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

258ms

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

🏷️ SOA#

114ms

Field	Value
Serial	2009112578
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-16 22:26:01

Field	Value
Registrar	INTERNET 123 ApS
Registered	2009-11-25
Expires	2027-11-30 (407d)

🔗 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#

111ms

135ms

127ms

AAAA

112ms

TXT

506ms

CAA

111ms

HTTPS

107ms

TLSA

246ms

SOA

114ms

MTA-STS

108ms

DNSSEC

258ms

SRV

258ms

Total

1413ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 07:23:49	3443ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-27 19:31:14	1224ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-22 02:46:03	1350ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 15:47:17 shown	1413ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 16:46:07	3655ms	3 NS 1 A 1 MX	🔒 Secure