gb-ejendomme.dk DNS records

🖥️ Nameservers2 records 178ms

Nameserver	IP addresses	PTR	ASN / ISP
ns51.gullestrupnet.dk	82.165.189.144	gn51.gullestrupnet.dk	AS8560 IONOS SE
ns52.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

🌍 A Records1 records 190ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.165.189.144	86400s	gn51.gullestrupnet.dk	AS8560	IONOS SE	82.165.0.0/16	🇩🇪 Germany	—

📧 MX Records3 records 126ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	gbejendomme-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::1 2a01:111:f403:ca09::6 2a01:111:f403:ca09::e 52.101.68.0 52.101.73.12 52.101.73.24 52.101.73.26	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00401.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-as9pr05cu01302.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
10	86400s	mail.gb-ejendomme.dk	82.165.189.144	gn51.gullestrupnet.dk	AS8560 IONOS SE
30	86400s	backupmail.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24
🔶 Autoconfig	82.165.189.144

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 445ms

TXT Record
MS=ms10493283
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (gb-ejendomme.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)

🔐 DNSSEC136ms

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

🏷️ SOA188ms

Field	Value
Serial	2019061701
Primary NS (MNAME)	ns51.gullestrupnet.dk
Responsible (RNAME)	gitte@gb-kontorservice.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

178ms

A

190ms

MX

126ms

AAAA

75ms

TXT

445ms

CAA

73ms

HTTPS

112ms

TLSA

1816ms

SOA

188ms

MTA-STS

73ms

DNSSEC

136ms

SRV

620ms

Total

2773ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-23 11:51:45	2773ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 09:44:46	1617ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 03:58:47	1293ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 14:59:17	853ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 09:40:26	2316ms	2 NS 1 A 3 MX	🔓 Insecure	View