engholm.dk DNS records

🖥️ Nameservers4 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 66ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.205.112.13	3600s	—	AS8075	Microsoft Corporation	172.200.0.0/13	🇮🇪 Ireland	Dublin

📧 MX Records1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	engholm-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::28 2a01:111:f403:ca09::8 2a01:111:f403:ca48::a 52.101.68.8 52.101.73.12 52.101.73.4 52.101.73.6	mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 78ms

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

📝 TXT Records1 records 147ms

TXT Record
v=spf1 ip4:178.21.253.127 include:spf.protection.outlook.com a:smtp-clstr-s02.jay.net -all

✉️ SPF

Policy	Record (engholm.dk)
-all (hard fail)	v=spf1 ip4:178.21.253.127 include:spf.protection.outlook.com a:smtp-clstr-s02.jay.net -all

📨 DMARC

Policy	Record (_dmarc.engholm.dk)
p=reject	v=DMARC1;p=reject;rua=mailto:dmarc@engholm.dk;ruf=mailto:dmarc@engholm.dk;fo=1;adkim=s;aspf=s;ri=60

📬 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)

🔐 DNSSEC113ms

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

🏷️ SOA0ms

Field	Value
Serial	2026012000
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

66ms

MX

31ms

AAAA

54ms

TXT

147ms

CAA

37ms

HTTPS

50ms

TLSA

594ms

SOA

0ms

MTA-STS

93ms

DNSSEC

113ms

SRV

78ms

Total

1195ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:56:54	1195ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 07:19:39	675ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 22:34:12	1360ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 19:34:15	2900ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 07:35:48	611ms	4 NS 1 A 1 MX	🔒 Secure	View