vlt-byg.dk DNS records

🖥️ Nameservers2 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
chris.ns.cloudflare.com	108.162.193.85 172.64.33.85 173.245.59.85 2606:4700:58::adf5:3b55 2803:f800:50::6ca2:c155 2a06:98c1:50::ac40:2155	chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com chris.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dell.ns.cloudflare.com	108.162.192.94 172.64.32.94 173.245.58.94 2606:4700:50::adf5:3a5e 2803:f800:50::6ca2:c05e 2a06:98c1:50::ac40:205e	dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.156	60s	linux216.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	vltbyg-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 2a01:111:f403:ca09::3 2a01:111:f403:ca09::b 52.101.68.3 52.101.73.1 52.101.73.11 52.101.73.28	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.98.16.99
🔶 Autoconfig	193.8.38.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 207ms

TXT Record
MS=ms51655726
v=spf1 a:smtpout.pro.dk include:spf.curanet.dk include:spf.unoeuro.com include:spf.itnetworks.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (vlt-byg.dk)
-all (hard fail)	v=spf1 a:smtpout.pro.dk include:spf.curanet.dk include:spf.unoeuro.com include:spf.itnetworks.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.vlt-byg.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC135ms

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

🏷️ SOA0ms

Field	Value
Serial	2412090875
Primary NS (MNAME)	chris.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

51ms

A

52ms

MX

49ms

AAAA

53ms

TXT

207ms

CAA

48ms

HTTPS

55ms

TLSA

283ms

SOA

0ms

MTA-STS

41ms

DNSSEC

135ms

SRV

97ms

Total

1488ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 03:54:12	1488ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-02 11:03:10	18357ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 00:32:55	1135ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 20:26:56	995ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 20:18:34	1648ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 15:42:34	4584ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 05:23:25	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 14:16:32	2651ms	2 NS 1 A 1 MX	🔓 Insecure	View