fourcom.dk DNS records

🖥️ Nameservers3 records 86ms

Nameserver	IP addresses	PTR	ASN / ISP
helium.ns.hetzner.de	193.47.99.5 2001:67c:192c::add:5	helium.ns.hetzner.de helium.ns.hetzner.de	AS12337 noris network AG AS12337 noris network AG
hydrogen.ns.hetzner.com	213.133.100.98 2a01:4f8:0:1::add:1098	hydrogen.ns.hetzner.com hydrogen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com	2a01:4f8:0:1::add:2992 88.198.229.192	oxygen.ns.hetzner.com oxygen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.149.228.6	600s	webcluster04.tigermedia.eu	AS48854	team.blue Denmark A/S	185.149.228.0/24	🇩🇰 Denmark	—

📧 MX Records1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	pmg1.mariendalit.dk	193.242.107.121	pmg1.mariendalit.dk	AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	www.fourcom.dk → 185.149.228.6

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 267ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 363ms

TXT Record
MS=ms95723227
v=spf1 ip4:77.68.194.8 include:spf.protection.outlook.com include:spf.tigermedia.eu include:spf.antispamcloud.com include:spf.5115.submission.antispamcloud.com ip4:78.47.24.15 include:amazonses.com include:spf.ubivox.com ~all

✉️ SPF

Policy	Record (fourcom.dk)
~all (soft fail)	v=spf1 ip4:77.68.194.8 include:spf.protection.outlook.com include:spf.tigermedia.eu include:spf.antispamcloud.com include:spf.5115.submission.antispamcloud.com ip4:78.47.24.15 include:amazonses.com include:spf.ubivox.com ~all

📨 DMARC

Policy	Record (_dmarc.fourcom.dk)
p=none (monitor only)	v=DMARC1; p=none; rua= mailto:(email address);

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.fourcom.dk	www.fourcom.dk

🔗 TLSA / DANE

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

🔐 DNSSEC224ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026083100
Primary NS (MNAME)	hydrogen.ns.hetzner.com
Responsible (RNAME)	dns@hetzner.com
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

86ms

A

79ms

MX

62ms

AAAA

96ms

TXT

363ms

CAA

77ms

HTTPS

94ms

TLSA

137ms

SOA

0ms

MTA-STS

196ms

DNSSEC

224ms

SRV

267ms

Total

1072ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 03:15:18	1072ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-29 01:08:40	1869ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-15 00:50:06	9667ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-13 15:41:03	10635ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-26 02:10:34	1101ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 09:59:40	2541ms	3 NS 1 A 3 MX	🔓 Insecure	View