dutchengineering.dk DNS records

🖥️ Nameservers2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.hostnet.nl	195.206.121.13 2001:67c:28cc::13	ns1.hostnet.nl ns1.hostnet.nl	AS197495 One.com A/S AS197495 One.com A/S
ns02.hostnet.nl	185.10.11.13 2001:67c:3c0::13	ns2.hostnet.nl ns2.hostnet.nl	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.184.0.108	14400s	n04.fwd.prod.hostnet.nl	AS51468	One.com A/S	91.184.0.0/19	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	dutchengineering-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::9 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.10 52.101.68.36 52.101.68.39 52.101.73.6	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am6pr04cu00306.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
🔶 Autoconfig	91.184.0.200

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 176ms

TXT Record
MS=ms34732291
v=spf1 a mx ip4:37.153.192.209 ip4:37.153.192.210 ip6:2a03:3c00:a001::/48 ip6:2a03:3c00:a002::/48 include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (dutchengineering.dk)
~all (soft fail)	v=spf1 a mx ip4:37.153.192.209 ip4:37.153.192.210 ip6:2a03:3c00:a001::/48 ip6:2a03:3c00:a002::/48 include:spf.protection.outlook.com ~all

📨 DMARC

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

📬 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)

🔐 DNSSEC60ms

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	2026071101
Primary NS (MNAME)	ns01.hostnet.nl
Responsible (RNAME)	hostmaster@hostnet.nl
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

38ms

A

30ms

MX

36ms

AAAA

30ms

TXT

176ms

CAA

37ms

HTTPS

29ms

TLSA

177ms

SOA

0ms

MTA-STS

47ms

DNSSEC

60ms

SRV

45ms

Total

1163ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-13 12:00:42	1163ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 16:58:56	1227ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 12:28:41	905ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 10:26:26	9157ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 05:05:31	4534ms	2 NS 1 A 1 MX	🔓 Insecure	View