nt-bolig.dk DNS records

🖥️ Nameservers4 records 40ms

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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
116.202.130.105	343s	web.nomilk.dk	AS24940	Hetzner Online GmbH	116.202.0.0/15	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	ntbolig-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::e 2a01:111:f403:ca09::28 2a01:111:f403:ca48::a 52.101.68.32 52.101.73.123 52.101.73.16 52.101.73.4	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 215ms

TXT Record
MS=ms54590941
v=spf1 include:spf.protection.outlook.com include:mailgun.org -all

✉️ SPF

Policy	Record (nt-bolig.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mailgun.org -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)

🔐 DNSSEC117ms

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

🏷️ SOA0ms

Field	Value
Serial	2022101102
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

40ms

A

46ms

MX

53ms

AAAA

61ms

TXT

215ms

CAA

44ms

HTTPS

67ms

TLSA

180ms

SOA

0ms

MTA-STS

106ms

DNSSEC

117ms

SRV

122ms

Total

921ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:20:55	921ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 17:27:16	1327ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 23:07:53	743ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 18:11:01	1224ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 22:54:52	950ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 01:16:45	4665ms	4 NS 1 A 1 MX	🔒 Secure	View