cbsbyg.dk DNS records

🖥️ Nameservers4 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.bdm.microsoftonline.com	13.107.236.208 2603:1061:0:700::d0	ns1-208.azure-dns.com ns1-208.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2.bdm.microsoftonline.com	150.171.21.208 2620:1ec:8ec:700::d0	ns2-208.azure-dns.net ns2-208.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3.bdm.microsoftonline.com	204.14.183.208 2a01:111:4000:700::d0	ns3-208.azure-dns.org ns3-208.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4.bdm.microsoftonline.com	208.84.5.208 2620:1ec:bda:700::d0	ns4-208.azure-dns.info ns4-208.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
81.95.249.162	3600s	—	AS48854	team.blue Denmark A/S	81.95.240.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cbsbyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::4 2a01:111:f403:ca09::7 2a01:111:f403:ca09::c 52.101.68.0 52.101.68.32 52.101.73.15 52.101.73.30	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00306.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
🔶 Autoconfig	81.95.249.162

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 173ms

TXT Record
mscid=LzlgHxxhJk7I8QTbfyZT31ECTTwjwe0mrCd1cWtxkRc/nLHM62kH78F0P3IGJc1X5ICqTX3kdAZPEBIN8L9wAA==
v=spf1 ip4:85.191.224.130/24 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cbsbyg.dk)
-all (hard fail)	v=spf1 ip4:85.191.224.130/24 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.cbsbyg.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=r; aspf=r; pct=100; rua=mailto:dmarc_agg@vali.email;

📬 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)

🔐 DNSSEC111ms

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

🏷️ SOA51ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.bdm.microsoftonline.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

42ms

A

34ms

MX

36ms

AAAA

43ms

TXT

173ms

CAA

52ms

HTTPS

43ms

TLSA

466ms

SOA

51ms

MTA-STS

57ms

DNSSEC

111ms

SRV

68ms

Total

1241ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 23:43:30	1241ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 22:48:26	1307ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 22:23:55	901ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 06:24:26	2674ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 00:28:18	888ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 19:50:29	2743ms	4 NS 1 A 1 MX	🔓 Insecure	View