informationsteknik.dk DNS records

🖥️ Nameservers4 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-04.azure-dns.com	13.107.236.4 2603:1061:0:700::4	ns1-04.azure-dns.com ns1-04.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-04.azure-dns.net	150.171.21.4 2620:1ec:8ec:700::4	ns2-04.azure-dns.net ns2-04.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-04.azure-dns.org	204.14.183.4 2a01:111:4000:700::4	ns3-04.azure-dns.org ns3-04.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-04.azure-dns.info	208.84.5.4 2620:1ec:bda:700::4	ns4-04.azure-dns.info ns4-04.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.50.64.19	3600s	—	AS8075	Microsoft Corporation	20.48.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	informationsteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 2a01:111:f403:ca09::b 52.101.68.27 52.101.68.29 52.101.68.36 52.101.68.8	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.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

📝 TXT Records2 records 187ms

TXT Record
MS=ms66366217
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (informationsteknik.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC95ms

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	1
Primary NS (MNAME)	ns1-04.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

48ms

A

60ms

MX

54ms

AAAA

54ms

TXT

187ms

CAA

45ms

HTTPS

60ms

TLSA

735ms

SOA

0ms

MTA-STS

66ms

DNSSEC

95ms

SRV

70ms

Total

1353ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 22:11:06	1353ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 23:53:48	1399ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 16:24:49	958ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 23:13:29	1322ms	4 NS 1 A 1 MX	⚠️ Bogus	View