kvadratbyg.dk DNS records

🖥️ Nameservers4 records 42ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.50	3600s	linux376.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	kvadratbyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::1 2a01:111:f403:ca09::4 2a01:111:f403:ca48::8 52.101.103.36 52.101.68.21 52.101.68.36 52.101.73.153	mail-db8pr02cu00106.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.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
20	3600s	kvadratbyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::1 2a01:111:f403:ca09::4 2a01:111:f403:ca48::8 52.101.103.36 52.101.68.21 52.101.68.36 52.101.73.153	mail-db8pr02cu00106.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.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	185.20.205.50

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 59ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	autodiscover.outlook.com

📝 TXT Records2 records 154ms

TXT Record
MS=ms20275754
v=spf1 ip4:95.154.27.114 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (kvadratbyg.dk)
-all (hard fail)	v=spf1 ip4:95.154.27.114 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.kvadratbyg.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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)

🔐 DNSSEC78ms

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

🏷️ SOA0ms

Field	Value
Serial	2025042300
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

42ms

A

41ms

MX

37ms

AAAA

44ms

TXT

154ms

CAA

43ms

HTTPS

36ms

TLSA

750ms

SOA

0ms

MTA-STS

46ms

DNSSEC

78ms

SRV

59ms

Total

1326ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 08:26:09	1326ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-27 10:26:57	2014ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 11:44:32	1579ms	4 NS 1 A 2 MX	🔒 Secure	View