arkbyg.dk DNS records

🖥️ Nameservers4 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-01.azure-dns.com	13.107.236.1 2603:1061:0:700::1	ns1-01.azure-dns.com ns1-01.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-01.azure-dns.net	150.171.21.1 2620:1ec:8ec:700::1	ns2-01.azure-dns.net ns2-01.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-01.azure-dns.org	204.14.183.1 2a01:111:4000:700::1	ns3-01.azure-dns.org ns3-01.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-01.azure-dns.info	208.84.5.1 2620:1ec:bda:700::1	ns4-01.azure-dns.info ns4-01.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
194.88.216.68	3600s	—	AS59701	NetNordic Denmark A/S	194.88.216.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	arkbyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca09::9 52.101.68.29 52.101.68.32 52.101.68.5 52.101.73.8	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00500.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	3600s	mail2.nordjyske.dk	194.88.217.182	mail2.nordjyske.dk	AS59701 NetNordic Denmark A/S
20	3600s	mail4.nordjyske.dk	194.88.217.182	mail2.nordjyske.dk	AS59701 NetNordic Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.240.104

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 221ms

TXT Record
v=spf1 include:_spfexch.combineservices.dk include:_spfdfm.combineservices.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (arkbyg.dk)
-all (hard fail)	v=spf1 include:_spfexch.combineservices.dk include:_spfdfm.combineservices.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.arkbyg.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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)

🔐 DNSSEC108ms

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

🏷️ SOA66ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-01.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

35ms

A

70ms

MX

69ms

AAAA

63ms

TXT

221ms

CAA

73ms

HTTPS

86ms

TLSA

354ms

SOA

66ms

MTA-STS

77ms

DNSSEC

108ms

SRV

93ms

Total

1237ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 21:40:48	1237ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-23 04:43:32	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 02:36:03	1860ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-22 01:50:39	988ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 12:51:19	3872ms	4 NS 1 A 3 MX	🔓 Insecure	View