ncb.dk DNS records

🖥️ Nameservers4 records 159ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-06.azure-dns.com	13.107.236.6 2603:1061:0:700::6	ns1-06.azure-dns.com —	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-06.azure-dns.net	150.171.21.6 2620:1ec:8ec:700::6	ns2-06.azure-dns.net ns2-06.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-06.azure-dns.org	204.14.183.6 2a01:111:4000:700::6	ns3-06.azure-dns.org ns3-06.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-06.azure-dns.info	208.84.5.6 2620:1ec:bda:700::6	ns4-06.azure-dns.info ns4-06.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 181ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.58.179.52	300s	—	AS47292	Sentia Denmark A/S	86.58.176.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 192ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	ncb-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::10 2a01:111:f403:ca09::1 2a01:111:f403:ca09::d 52.101.68.12 52.101.68.15 52.101.68.3 52.101.73.26	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00403.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 540ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	1	100	5061	sipfed.online.lync.com

📝 TXT Records10 records 1560ms

TXT Record
_ervnwdk5vndkr60y0sywza6nwd0mfjf
_zihe0mqxicte79h90rsrz1wl49tlqlg
apple-domain-verification=TLRZAPg729ioagKb
fy2z3vmn9npyp6wc7dwm03dzhzw32bxt
ms-domain-verification=ef5db068-2a37-46f1-812f-57f7e2c8ff40
MS=ms89298090
N0O0R65703
p5zIflpVFlaK7efDn5h4jD2V749ga6SCFwEt1DashqZV3ANboInAmlg2kK58EI8QQbMFlNpGrw222a2vzAXZIA==
v=spf1 ip4:188.120.91.163 ip4:86.58.179.59 ip4:86.58.179.58 ip4:217.171.208.171 ip4:217.171.209.2 include:spf.messagelabs.com include:spf.protection.outlook.com -all
w6s81dxzbrjdvs36w7djl84ckjc143tk

✉️ SPF

Policy	Record (ncb.dk)
-all (hard fail)	v=spf1 ip4:188.120.91.163 ip4:86.58.179.59 ip4:86.58.179.58 ip4:217.171.208.171 ip4:217.171.209.2 include:spf.messagelabs.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.ncb.dk)
p=reject	v=DMARC1; p=reject; sp=reject; 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.ncb.dk	n9k5j9w9chj13j93wmth4clt8s54t9ry

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC942ms

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

🏷️ SOA159ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-06.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

159ms

A

181ms

MX

192ms

AAAA

163ms

TXT

1560ms

CAA

188ms

HTTPS

199ms

TLSA

1441ms

SOA

159ms

MTA-STS

176ms

DNSSEC

942ms

SRV

540ms

Total

19373ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-24 16:25:54	19373ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 11:08:02	895ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 05:01:51	1016ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 05:23:42	810ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 21:06:10	1534ms	4 NS 1 A 1 MX	🔓 Insecure	View