dethleffs.dk DNS records

🖥️ Nameservers4 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.71.10.218	98s	—	AS8075	Microsoft Corporation	20.64.0.0/10	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	dethleffs-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::7 2a01:111:f403:ca09::9 2a01:111:f403:ca09::f 52.101.68.3 52.101.73.11 52.101.73.126 52.101.73.19	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 197ms

TXT Record
_globalsign-domain-verification=UiApG2mU0FrH54M9JtVAiFsTzTZnB87hsMvqGlTRF1
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.dethleffs.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc-report@erwinhymergroup.com;

📬 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)

🔐 DNSSEC110ms

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

🏷️ SOA0ms

Field	Value
Serial	2025071076
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

33ms

A

30ms

MX

30ms

AAAA

109ms

TXT

197ms

CAA

34ms

HTTPS

42ms

TLSA

171ms

SOA

0ms

MTA-STS

53ms

DNSSEC

110ms

SRV

78ms

Total

768ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 16:21:34	768ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 23:21:13	6861ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 05:14:53	25318ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 14:14:47	10039ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 09:31:23	9153ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 16:53:07	870ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 17:18:59	1303ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 02:25:41	933ms	4 NS 1 A 1 MX	🔒 Secure	View