gfkhuse.dk DNS records

🖥️ Nameservers4 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 2041ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.139.213.144	3598s	—	AS32400	Ntirety, Inc.	216.139.208.0/20	🇺🇸 United States	—

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	gfkhuse-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::7 2a01:111:f403:ca48::c 52.101.181.153 52.101.68.5 52.101.73.19 52.101.73.2	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.40
🔶 Autoconfig	94.231.103.53

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 73ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 176ms

TXT Record
ms=ms29888369
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

🔗 TLSA / DANE

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

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2026031802
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

30ms

A

2041ms

MX

45ms

AAAA

34ms

TXT

176ms

CAA

39ms

HTTPS

28ms

TLSA

390ms

SOA

0ms

MTA-STS

54ms

DNSSEC

81ms

SRV

73ms

Total

2903ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 17:50:31	2903ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 10:30:55	1196ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 22:24:52	2095ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 03:06:32	2234ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:39:28	809ms	4 NS 1 A 1 MX	🔒 Secure	View