dahlengineering.dk DNS records

🖥️ Nameservers2 records 67ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.252.120.89	900s	vizuall.tilaa.cloud	AS196752	Tilaa B.V.	37.252.120.0/21	🇳🇱 The Netherlands	—

📧 MX Records1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	dahlengineering-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 2a01:111:f403:ca09::d 52.101.68.0 52.101.68.16 52.101.68.39 52.101.73.24	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00300.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 63ms

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

📝 TXT Records2 records 114ms

TXT Record
MS=ms40257535
v=spf1 ip4:37.97.15.120 ip4:94.199.205.104 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (dahlengineering.dk)
-all (hard fail)	v=spf1 ip4:37.97.15.120 ip4:94.199.205.104 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.dahlengineering.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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)

🔐 DNSSEC131ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA60ms

Field	Value
Serial	2026033002
Primary NS (MNAME)	ns2.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

67ms

A

63ms

MX

61ms

AAAA

64ms

TXT

114ms

CAA

55ms

HTTPS

65ms

TLSA

165ms

SOA

60ms

MTA-STS

61ms

DNSSEC

131ms

SRV

63ms

Total

826ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 00:26:56	826ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:42:42	2333ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:40:53	681ms	2 NS 1 A 1 MX	🔒 Secure	View