vtk.dk DNS records

🖥️ Nameservers2 records 101ms

Nameserver	IP addresses	PTR	ASN / ISP
blair.ns.cloudflare.com	108.162.194.121 162.159.38.121 172.64.34.121 2606:4700:50::a29f:2679 2803:f800:50::6ca2:c279 2a06:98c1:50::ac40:2279	blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
frank.ns.cloudflare.com	108.162.193.166 172.64.33.166 173.245.59.166 2606:4700:58::adf5:3ba6 2803:f800:50::6ca2:c1a6 2a06:98c1:50::ac40:21a6	frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 86ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
152.115.36.112	300s	s10.stom.dk	AS31027	GlobalConnect A/S	152.115.0.0/16	🇩🇰 Denmark	Aarhus

📧 MX Records1 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	vtk-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 2a01:111:f403:ca09::c 2a01:111:f403:ca48::a 52.101.181.153 52.101.68.10 52.101.73.12 52.101.73.28	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am4pr0401cu00104.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 173ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	10	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 389ms

TXT Record
MS=ms98849083
v=spf1 a:mail.blite.dk ip4:152.115.36.112 ip4:87.104.221.82 ip4:87.104.221.83 ip4:87.104.221.86 ip4:192.162.219.206 ip4:217.116.213.122 include:spf.stom.dk include:spf.protection.outlook.com include:spf.mailanyone.net include:_spf.consignor.com -all
vpe=267cbf77

✉️ SPF

Policy	Record (vtk.dk)
-all (hard fail)	v=spf1 a:mail.blite.dk ip4:152.115.36.112 ip4:87.104.221.82 ip4:87.104.221.83 ip4:87.104.221.86 ip4:192.162.219.206 ip4:217.116.213.122 include:spf.stom.dk include:spf.protection.outlook.com include:spf.mailanyone.net include:_spf.consignor.com -all

📨 DMARC

Policy	Record (_dmarc.vtk.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+qouj0kceguu@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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)

🔐 DNSSEC233ms

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	2413223525
Primary NS (MNAME)	blair.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

101ms

A

86ms

MX

78ms

AAAA

135ms

TXT

389ms

CAA

85ms

HTTPS

86ms

TLSA

388ms

SOA

0ms

MTA-STS

155ms

DNSSEC

233ms

SRV

173ms

Total

1368ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 05:48:03	1368ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 19:29:36	1818ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-08 03:49:19	1855ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-16 10:56:44	1254ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 08:51:27	1290ms	2 NS 1 A 1 MX	❓ Unknown	View
2026-06-17 12:54:00	3467ms	2 NS 1 A 1 MX	🔓 Insecure	View